<?xml version="1.0" encoding="US-ASCII"?>
<!--XBRL Document Created with Wdesk from Workiva-->
<!-- -->
<link:linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" xlink:type="simple" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" xlink:type="simple" />
  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:label id="lab_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_AAD4231BBA284802986466A939A386CA_label_en-US" xlink:label="lab_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_C71B12CD3F73550D99C5A59A41546407" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments, Debt and Equity Securities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_C71B12CD3F73550D99C5A59A41546407" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_C71B12CD3F73550D99C5A59A41546407" xlink:to="lab_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_C71B12CD3F73550D99C5A59A41546407" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_4CA57924B4ED507738F766A939A4C2EC_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_D8789420ACB556FB999D991D3DB294A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_4CA57924B4ED507738F766A939A4C2EC_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_D8789420ACB556FB999D991D3DB294A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesTable" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_D8789420ACB556FB999D991D3DB294A5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_D8789420ACB556FB999D991D3DB294A5" xlink:to="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_D8789420ACB556FB999D991D3DB294A5" xlink:type="arc" />
    <link:label id="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_C053FB9D279131138E7766A939A415E3_terseLabel_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_240B2E2B72BB57C8ACC8058452274057" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Major Types of Debt and Equity Securities</link:label>
    <link:label id="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_C053FB9D279131138E7766A939A415E3_label_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_240B2E2B72BB57C8ACC8058452274057" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Major Types of Debt and Equity Securities [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis" xlink:label="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_240B2E2B72BB57C8ACC8058452274057" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_240B2E2B72BB57C8ACC8058452274057" xlink:to="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_240B2E2B72BB57C8ACC8058452274057" xlink:type="arc" />
    <link:label id="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_746DA02B0766F7343C2466A939A427E0_terseLabel_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_20F04C3BFB9F5FEAA20E52C5B6417BAF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Major Types of Debt and Equity Securities</link:label>
    <link:label id="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_746DA02B0766F7343C2466A939A427E0_label_en-US" xlink:label="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_20F04C3BFB9F5FEAA20E52C5B6417BAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Major Types of Debt and Equity Securities [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:label="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_20F04C3BFB9F5FEAA20E52C5B6417BAF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_20F04C3BFB9F5FEAA20E52C5B6417BAF" xlink:to="lab_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_20F04C3BFB9F5FEAA20E52C5B6417BAF" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommercialPaperMember_FDC017AFCCD6A33AAB4866A939A4D3F3_terseLabel_en-US" xlink:label="lab_us-gaap_CommercialPaperMember_B34604D75D075D61946986E7FD70547C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial Paper [Member]</link:label>
    <link:label id="lab_us-gaap_CommercialPaperMember_FDC017AFCCD6A33AAB4866A939A4D3F3_label_en-US" xlink:label="lab_us-gaap_CommercialPaperMember_B34604D75D075D61946986E7FD70547C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial Paper [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommercialPaperMember" xlink:label="loc_us-gaap_CommercialPaperMember_B34604D75D075D61946986E7FD70547C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommercialPaperMember_B34604D75D075D61946986E7FD70547C" xlink:to="lab_us-gaap_CommercialPaperMember_B34604D75D075D61946986E7FD70547C" xlink:type="arc" />
    <link:label id="lab_us-gaap_USTreasurySecuritiesMember_AF0691F618669591EB2066A939A43886_terseLabel_en-US" xlink:label="lab_us-gaap_USTreasurySecuritiesMember_ED2911799C5F55E6B6E7827359CC69C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury bills</link:label>
    <link:label id="lab_us-gaap_USTreasurySecuritiesMember_AF0691F618669591EB2066A939A43886_label_en-US" xlink:label="lab_us-gaap_USTreasurySecuritiesMember_ED2911799C5F55E6B6E7827359CC69C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">US Treasury Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_USTreasurySecuritiesMember" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_ED2911799C5F55E6B6E7827359CC69C5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_USTreasurySecuritiesMember_ED2911799C5F55E6B6E7827359CC69C5" xlink:to="lab_us-gaap_USTreasurySecuritiesMember_ED2911799C5F55E6B6E7827359CC69C5" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_D40C5501221E0B82BCC966A939A453B4_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_AB0767D611E75F0A8F65BE40E4A1C973" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">International bonds</link:label>
    <link:label id="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_D40C5501221E0B82BCC966A939A453B4_label_en-US" xlink:label="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_AB0767D611E75F0A8F65BE40E4A1C973" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Government Debt Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_AB0767D611E75F0A8F65BE40E4A1C973" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_AB0767D611E75F0A8F65BE40E4A1C973" xlink:to="lab_us-gaap_ForeignGovernmentDebtSecuritiesMember_AB0767D611E75F0A8F65BE40E4A1C973" xlink:type="arc" />
    <link:label id="lab_us-gaap_CorporateBondSecuritiesMember_EF34D76D682D3422B1AF66A939A443E8_terseLabel_en-US" xlink:label="lab_us-gaap_CorporateBondSecuritiesMember_8B4A8E0223EF5B86BECB2DA61C4D462C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Corporate bonds</link:label>
    <link:label id="lab_us-gaap_CorporateBondSecuritiesMember_EF34D76D682D3422B1AF66A939A443E8_label_en-US" xlink:label="lab_us-gaap_CorporateBondSecuritiesMember_8B4A8E0223EF5B86BECB2DA61C4D462C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Corporate Bond Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CorporateBondSecuritiesMember" xlink:label="loc_us-gaap_CorporateBondSecuritiesMember_8B4A8E0223EF5B86BECB2DA61C4D462C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CorporateBondSecuritiesMember_8B4A8E0223EF5B86BECB2DA61C4D462C" xlink:to="lab_us-gaap_CorporateBondSecuritiesMember_8B4A8E0223EF5B86BECB2DA61C4D462C" xlink:type="arc" />
    <link:label id="lab_us-gaap_MunicipalBondsMember_768437DCB5AFD82032C366A939A4ECFB_terseLabel_en-US" xlink:label="lab_us-gaap_MunicipalBondsMember_E0928DE5CCE559D6A020AE1DD68BD263" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">U.S. agency bonds</link:label>
    <link:label id="lab_us-gaap_MunicipalBondsMember_768437DCB5AFD82032C366A939A4ECFB_label_en-US" xlink:label="lab_us-gaap_MunicipalBondsMember_E0928DE5CCE559D6A020AE1DD68BD263" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Municipal Bonds [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MunicipalBondsMember" xlink:label="loc_us-gaap_MunicipalBondsMember_E0928DE5CCE559D6A020AE1DD68BD263" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MunicipalBondsMember_E0928DE5CCE559D6A020AE1DD68BD263" xlink:to="lab_us-gaap_MunicipalBondsMember_E0928DE5CCE559D6A020AE1DD68BD263" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetBackedSecuritiesMember_64B99085B3F3E345B79366A939A5CC33_terseLabel_en-US" xlink:label="lab_us-gaap_AssetBackedSecuritiesMember_1B6BA5C97B275FED9C84B6B01EB78AE4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset-backed securities</link:label>
    <link:label id="lab_us-gaap_AssetBackedSecuritiesMember_64B99085B3F3E345B79366A939A5CC33_label_en-US" xlink:label="lab_us-gaap_AssetBackedSecuritiesMember_1B6BA5C97B275FED9C84B6B01EB78AE4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset-backed Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AssetBackedSecuritiesMember" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_1B6BA5C97B275FED9C84B6B01EB78AE4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetBackedSecuritiesMember_1B6BA5C97B275FED9C84B6B01EB78AE4" xlink:to="lab_us-gaap_AssetBackedSecuritiesMember_1B6BA5C97B275FED9C84B6B01EB78AE4" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquitySecuritiesMember_0AD3D8CA3F7FA9E15A1466A939A51F92_terseLabel_en-US" xlink:label="lab_us-gaap_EquitySecuritiesMember_F2BEA712E991566B887AB43B0F4F17C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">International equity securities</link:label>
    <link:label id="lab_us-gaap_EquitySecuritiesMember_0AD3D8CA3F7FA9E15A1466A939A51F92_label_en-US" xlink:label="lab_us-gaap_EquitySecuritiesMember_F2BEA712E991566B887AB43B0F4F17C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Securities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EquitySecuritiesMember" xlink:label="loc_us-gaap_EquitySecuritiesMember_F2BEA712E991566B887AB43B0F4F17C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquitySecuritiesMember_F2BEA712E991566B887AB43B0F4F17C4" xlink:to="lab_us-gaap_EquitySecuritiesMember_F2BEA712E991566B887AB43B0F4F17C4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_7F6A27355D9AC814396C66A939A54DFE_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_DE86AB957B88594CA1282D5655DB1DE5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities [Line Items]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_7F6A27355D9AC814396C66A939A54DFE_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_DE86AB957B88594CA1282D5655DB1DE5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Available-for-sale Securities [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_DE86AB957B88594CA1282D5655DB1DE5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_DE86AB957B88594CA1282D5655DB1DE5" xlink:to="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_DE86AB957B88594CA1282D5655DB1DE5" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesCurrent_A1771041C49F2CFD491A66A939A528B9_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesCurrent_4DC5D4B195575A78A363AE99D2709CB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total current available-for-sale securities</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesCurrent_A1771041C49F2CFD491A66A939A528B9_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesCurrent_4DC5D4B195575A78A363AE99D2709CB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesCurrent" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesCurrent_4DC5D4B195575A78A363AE99D2709CB6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesCurrent_4DC5D4B195575A78A363AE99D2709CB6" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesCurrent_4DC5D4B195575A78A363AE99D2709CB6" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecurities_0668B481D2B66F6C54AE66A939A531EE_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecurities_1734C63013D955D2A04058202BD2AAA7" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Total available-for-sale securities</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecurities_0668B481D2B66F6C54AE66A939A531EE_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecurities_1734C63013D955D2A04058202BD2AAA7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecurities_1734C63013D955D2A04058202BD2AAA7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecurities_1734C63013D955D2A04058202BD2AAA7" xlink:to="lab_us-gaap_AvailableForSaleSecurities_1734C63013D955D2A04058202BD2AAA7" xlink:type="arc" />
    <link:label id="lab_us-gaap_SegmentReportingAbstract_E2A0A66636C4B6039E2267023AC6ECA8_label_en-US" xlink:label="lab_us-gaap_SegmentReportingAbstract_BDA46F5948A65E36942E71FF8ADBD83A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segment Reporting [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="loc_us-gaap_SegmentReportingAbstract_BDA46F5948A65E36942E71FF8ADBD83A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingAbstract_BDA46F5948A65E36942E71FF8ADBD83A" xlink:to="lab_us-gaap_SegmentReportingAbstract_BDA46F5948A65E36942E71FF8ADBD83A" xlink:type="arc" />
    <link:label id="lab_us-gaap_SegmentReportingDisclosureTextBlock_AE1458800A045DBBC98467023AC75077_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingDisclosureTextBlock_C2C6D86343CC57EBA792BEA5EE92AA3E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segment Information</link:label>
    <link:label id="lab_us-gaap_SegmentReportingDisclosureTextBlock_AE1458800A045DBBC98467023AC75077_label_en-US" xlink:label="lab_us-gaap_SegmentReportingDisclosureTextBlock_C2C6D86343CC57EBA792BEA5EE92AA3E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segment Reporting Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock_C2C6D86343CC57EBA792BEA5EE92AA3E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingDisclosureTextBlock_C2C6D86343CC57EBA792BEA5EE92AA3E" xlink:to="lab_us-gaap_SegmentReportingDisclosureTextBlock_C2C6D86343CC57EBA792BEA5EE92AA3E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_07117EAB5055754C993567023AC7DB16_terseLabel_en-US" xlink:label="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_4607317785245E73A696003992B45C0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revenue by Reportable Segment</link:label>
    <link:label id="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_07117EAB5055754C993567023AC7DB16_label_en-US" xlink:label="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_4607317785245E73A696003992B45C0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reconciliation of Revenue from Segments to Consolidated [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock" xlink:label="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_4607317785245E73A696003992B45C0E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_4607317785245E73A696003992B45C0E" xlink:to="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_4607317785245E73A696003992B45C0E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock_65282DA632934908056867023AC7F52F_terseLabel_en-US" xlink:label="lab_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock_A06F6F0704B9560B91A7261E9DDEA332" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segment Profit by Reportable Segment</link:label>
    <link:label id="lab_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock_65282DA632934908056867023AC7F52F_label_en-US" xlink:label="lab_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock_A06F6F0704B9560B91A7261E9DDEA332" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock" xlink:label="loc_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock_A06F6F0704B9560B91A7261E9DDEA332" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock_A06F6F0704B9560B91A7261E9DDEA332" xlink:to="lab_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock_A06F6F0704B9560B91A7261E9DDEA332" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock_2679CE892378AA3CE8BD67023AC77779_terseLabel_en-US" xlink:label="lab_us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock_B651740AAA6E50908416D97EAC172937" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assets by Reportable Segment</link:label>
    <link:label id="lab_us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock_2679CE892378AA3CE8BD67023AC77779_label_en-US" xlink:label="lab_us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock_B651740AAA6E50908416D97EAC172937" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reconciliation of Assets from Segment to Consolidated [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock" xlink:label="loc_us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock_B651740AAA6E50908416D97EAC172937" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock_B651740AAA6E50908416D97EAC172937" xlink:to="lab_us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock_B651740AAA6E50908416D97EAC172937" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_5E818C98BB96EA066D39C162B1A053CD_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_EE7A22F2D3A05870BC7B80650DCF9463" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill and Intangible Assets Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_EE7A22F2D3A05870BC7B80650DCF9463" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_EE7A22F2D3A05870BC7B80650DCF9463" xlink:to="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_EE7A22F2D3A05870BC7B80650DCF9463" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_0AEA01A177A986EBD927C162B1A03F63_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_2ABD80F8CBD4511BA41707EE2CBFEF51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Indefinite-Lived Intangible Assets [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_0AEA01A177A986EBD927C162B1A03F63_label_en-US" xlink:label="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_2ABD80F8CBD4511BA41707EE2CBFEF51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Indefinite-Lived Intangible Assets [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable" xlink:label="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_2ABD80F8CBD4511BA41707EE2CBFEF51" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_2ABD80F8CBD4511BA41707EE2CBFEF51" xlink:to="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_2ABD80F8CBD4511BA41707EE2CBFEF51" xlink:type="arc" />
    <link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_15C0E47371B1B3995707C162B1A062B9_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_7BE5B4D92DAC555D87191E6CC06364AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Indefinite-lived Intangible Assets [Axis]</link:label>
    <link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_15C0E47371B1B3995707C162B1A062B9_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_7BE5B4D92DAC555D87191E6CC06364AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Indefinite-lived Intangible Assets [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_7BE5B4D92DAC555D87191E6CC06364AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_7BE5B4D92DAC555D87191E6CC06364AB" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_7BE5B4D92DAC555D87191E6CC06364AB" xlink:type="arc" />
    <link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_10115E05C3FF3FC3F323C162B1A0373F_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_E4A61DE67E8D5292B1140BC02B880626" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Indefinite-lived Intangible Assets, Major Class Name [Domain]</link:label>
    <link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_10115E05C3FF3FC3F323C162B1A0373F_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_E4A61DE67E8D5292B1140BC02B880626" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Indefinite-lived Intangible Assets, Major Class Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_E4A61DE67E8D5292B1140BC02B880626" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_E4A61DE67E8D5292B1140BC02B880626" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_E4A61DE67E8D5292B1140BC02B880626" xlink:type="arc" />
    <link:label id="lab_cah_IPRDTrademarksandOtherMember_4E45833F2D801AE58E65C162B1A01451_terseLabel_en-US" xlink:label="lab_cah_IPRDTrademarksandOtherMember_FA1EBB1AC3AA5957B68B31988FF019F0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">IPR&amp;D, trademarks and other</link:label>
    <link:label id="lab_cah_IPRDTrademarksandOtherMember_4E45833F2D801AE58E65C162B1A01451_label_en-US" xlink:label="lab_cah_IPRDTrademarksandOtherMember_FA1EBB1AC3AA5957B68B31988FF019F0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">IPR&amp;D,TrademarksandOther [Member]</link:label>
    <link:label id="lab_cah_IPRDTrademarksandOtherMember_4E45833F2D801AE58E65C162B1A01451_documentation_en-US" xlink:label="lab_cah_IPRDTrademarksandOtherMember_FA1EBB1AC3AA5957B68B31988FF019F0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Includes in process investigation of new knowledge useful in developing new product or service or new process or techniques or improvement to existing product or process, and translation of knowledge into plan or design for new product or process or for the improvements to existing product or process and rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_IPRDTrademarksandOtherMember" xlink:label="loc_cah_IPRDTrademarksandOtherMember_FA1EBB1AC3AA5957B68B31988FF019F0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_IPRDTrademarksandOtherMember_FA1EBB1AC3AA5957B68B31988FF019F0" xlink:to="lab_cah_IPRDTrademarksandOtherMember_FA1EBB1AC3AA5957B68B31988FF019F0" xlink:type="arc" />
    <link:label id="lab_us-gaap_TrademarksMember_060D984618EF6580AFC1C162B1A18236_terseLabel_en-US" xlink:label="lab_us-gaap_TrademarksMember_DA2EE4CD33ED5A82999407D80C17F247" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">IPR&amp;D, trademarks and other</link:label>
    <link:label id="lab_us-gaap_TrademarksMember_060D984618EF6580AFC1C162B1A18236_label_en-US" xlink:label="lab_us-gaap_TrademarksMember_DA2EE4CD33ED5A82999407D80C17F247" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trademarks [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TrademarksMember" xlink:label="loc_us-gaap_TrademarksMember_DA2EE4CD33ED5A82999407D80C17F247" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TrademarksMember_DA2EE4CD33ED5A82999407D80C17F247" xlink:to="lab_us-gaap_TrademarksMember_DA2EE4CD33ED5A82999407D80C17F247" xlink:type="arc" />
    <link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_C8B20BC6342F0B8B33B1C162B1A1CFB5_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_291F05A96A1B5DAF940A645567416946" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Indefinite-lived Intangible Assets [Line Items]</link:label>
    <link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_C8B20BC6342F0B8B33B1C162B1A1CFB5_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_291F05A96A1B5DAF940A645567416946" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Indefinite-lived Intangible Assets [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_291F05A96A1B5DAF940A645567416946" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_291F05A96A1B5DAF940A645567416946" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_291F05A96A1B5DAF940A645567416946" xlink:type="arc" />
    <link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_B6465CE14EE82329E518C162B1A14765_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_74E50612948A572CBC3B3DB98931B289" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net Intangible</link:label>
    <link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_B6465CE14EE82329E518C162B1A14765_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_74E50612948A572CBC3B3DB98931B289" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Indefinite-Lived Intangible Assets (Excluding Goodwill)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_74E50612948A572CBC3B3DB98931B289" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_74E50612948A572CBC3B3DB98931B289" xlink:to="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_74E50612948A572CBC3B3DB98931B289" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_D8740FDAAFDF4CF5DD2EC162B1A115C5_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_CE4F2CF461125FA28CBB8AE270F42725" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_D8740FDAAFDF4CF5DD2EC162B1A115C5_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_CE4F2CF461125FA28CBB8AE270F42725" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_CE4F2CF461125FA28CBB8AE270F42725" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_CE4F2CF461125FA28CBB8AE270F42725" xlink:to="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_CE4F2CF461125FA28CBB8AE270F42725" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_9DF912AC15A1FB1DB77AC162B1A1479B_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_ED5CC9A108EA5C988D054B38790EDE92" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets by Major Class</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_9DF912AC15A1FB1DB77AC162B1A1479B_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_ED5CC9A108EA5C988D054B38790EDE92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets by Major Class [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_ED5CC9A108EA5C988D054B38790EDE92" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_ED5CC9A108EA5C988D054B38790EDE92" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_ED5CC9A108EA5C988D054B38790EDE92" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_504D8BC4F3ABDAA67260C162B1A16884_verboseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DCF87E29784951028EE0AAA71FB23097" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Major Class Name</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_504D8BC4F3ABDAA67260C162B1A16884_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DCF87E29784951028EE0AAA71FB23097" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DCF87E29784951028EE0AAA71FB23097" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DCF87E29784951028EE0AAA71FB23097" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DCF87E29784951028EE0AAA71FB23097" xlink:type="arc" />
    <link:label id="lab_us-gaap_CustomerRelationshipsMember_BAC94AFBA26C218126C6C162B1A24E3F_terseLabel_en-US" xlink:label="lab_us-gaap_CustomerRelationshipsMember_0F65C8DB5F9A5CF2977EFAD7D6CA9BAB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Customer relationships</link:label>
    <link:label id="lab_us-gaap_CustomerRelationshipsMember_BAC94AFBA26C218126C6C162B1A24E3F_label_en-US" xlink:label="lab_us-gaap_CustomerRelationshipsMember_0F65C8DB5F9A5CF2977EFAD7D6CA9BAB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Customer Relationships [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:label="loc_us-gaap_CustomerRelationshipsMember_0F65C8DB5F9A5CF2977EFAD7D6CA9BAB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CustomerRelationshipsMember_0F65C8DB5F9A5CF2977EFAD7D6CA9BAB" xlink:to="lab_us-gaap_CustomerRelationshipsMember_0F65C8DB5F9A5CF2977EFAD7D6CA9BAB" xlink:type="arc" />
    <link:label id="lab_cah_TrademarksAndPatentsMember_0D856A8EA8D5FDF29412C162B1A29768_terseLabel_en-US" xlink:label="lab_cah_TrademarksAndPatentsMember_986CB6F2C14A5271B05F21E2B63ECEEF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trademarks, trade names and patents</link:label>
    <link:label id="lab_cah_TrademarksAndPatentsMember_0D856A8EA8D5FDF29412C162B1A29768_label_en-US" xlink:label="lab_cah_TrademarksAndPatentsMember_986CB6F2C14A5271B05F21E2B63ECEEF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trademarks And Patents Member</link:label>
    <link:label id="lab_cah_TrademarksAndPatentsMember_0D856A8EA8D5FDF29412C162B1A29768_documentation_en-US" xlink:label="lab_cah_TrademarksAndPatentsMember_986CB6F2C14A5271B05F21E2B63ECEEF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style, and the exclusive legal right granted by the government to the owner of the patent to exploit an invention or a process for a period of time specified by law.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_TrademarksAndPatentsMember" xlink:label="loc_cah_TrademarksAndPatentsMember_986CB6F2C14A5271B05F21E2B63ECEEF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_TrademarksAndPatentsMember_986CB6F2C14A5271B05F21E2B63ECEEF" xlink:to="lab_cah_TrademarksAndPatentsMember_986CB6F2C14A5271B05F21E2B63ECEEF" xlink:type="arc" />
    <link:label id="lab_us-gaap_DevelopedTechnologyRightsMember_7D39BCD759B813775A83C162B1A28272_verboseLabel_en-US" xlink:label="lab_us-gaap_DevelopedTechnologyRightsMember_12E41D06BE7157D89DF55BDCC50990EF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Developed technology and other</link:label>
    <link:label id="lab_us-gaap_DevelopedTechnologyRightsMember_7D39BCD759B813775A83C162B1A28272_label_en-US" xlink:label="lab_us-gaap_DevelopedTechnologyRightsMember_12E41D06BE7157D89DF55BDCC50990EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Developed Technology Rights [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DevelopedTechnologyRightsMember" xlink:label="loc_us-gaap_DevelopedTechnologyRightsMember_12E41D06BE7157D89DF55BDCC50990EF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DevelopedTechnologyRightsMember_12E41D06BE7157D89DF55BDCC50990EF" xlink:to="lab_us-gaap_DevelopedTechnologyRightsMember_12E41D06BE7157D89DF55BDCC50990EF" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_FEBF1FF3FABE63B158C5C162B1A2F077_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_32DFB88399D155FFAFEF9CFBF7EBD085" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets [Line Items]</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_FEBF1FF3FABE63B158C5C162B1A2F077_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_32DFB88399D155FFAFEF9CFBF7EBD085" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_32DFB88399D155FFAFEF9CFBF7EBD085" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_32DFB88399D155FFAFEF9CFBF7EBD085" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_32DFB88399D155FFAFEF9CFBF7EBD085" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_36A0051B8AD38DA120A4C162B1A21AFD_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_D92D86399EC65959AB765D8D25B843A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gross Intangible</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_36A0051B8AD38DA120A4C162B1A21AFD_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_D92D86399EC65959AB765D8D25B843A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_D92D86399EC65959AB765D8D25B843A7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsGross_D92D86399EC65959AB765D8D25B843A7" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsGross_D92D86399EC65959AB765D8D25B843A7" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_441F26CA08FD214A1561C162B1A294EE_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_DD4B0B0FCCCE55B5B7153C5C37FEBEB2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Amortization</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_441F26CA08FD214A1561C162B1A294EE_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_DD4B0B0FCCCE55B5B7153C5C37FEBEB2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Accumulated Amortization</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_DD4B0B0FCCCE55B5B7153C5C37FEBEB2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_DD4B0B0FCCCE55B5B7153C5C37FEBEB2" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_DD4B0B0FCCCE55B5B7153C5C37FEBEB2" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_562E7E07C69899BB6C1BC162B1A26FA0_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_E1BD9CB3D1455DFBBE3A0ABDBA151E1C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net Intangible</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_562E7E07C69899BB6C1BC162B1A26FA0_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_E1BD9CB3D1455DFBBE3A0ABDBA151E1C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_E1BD9CB3D1455DFBBE3A0ABDBA151E1C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_E1BD9CB3D1455DFBBE3A0ABDBA151E1C" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsNet_E1BD9CB3D1455DFBBE3A0ABDBA151E1C" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_33E9BCD4FFAF921DA24CC162B1A3BD70_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_2F5648E056595865984E9A2A78D47ACF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted- Average Remaining Amortization Period (Years)</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_33E9BCD4FFAF921DA24CC162B1A3BD70_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_2F5648E056595865984E9A2A78D47ACF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Remaining Amortization Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_2F5648E056595865984E9A2A78D47ACF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_2F5648E056595865984E9A2A78D47ACF" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_2F5648E056595865984E9A2A78D47ACF" xlink:type="arc" />
    <link:label id="lab_us-gaap_IntangibleAssetsGrossExcludingGoodwill_F77387EEAFB6001872FEC162B1A3D88D_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsGrossExcludingGoodwill_7FCBBCCE64B25E7FA1C1FD46A573383E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gross Intangible, Total other intangible assets</link:label>
    <link:label id="lab_us-gaap_IntangibleAssetsGrossExcludingGoodwill_F77387EEAFB6001872FEC162B1A3D88D_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsGrossExcludingGoodwill_7FCBBCCE64B25E7FA1C1FD46A573383E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible Assets, Gross (Excluding Goodwill)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_7FCBBCCE64B25E7FA1C1FD46A573383E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_7FCBBCCE64B25E7FA1C1FD46A573383E" xlink:to="lab_us-gaap_IntangibleAssetsGrossExcludingGoodwill_7FCBBCCE64B25E7FA1C1FD46A573383E" xlink:type="arc" />
    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_DD32291FC7AA85D22498C162B1A3AEAD_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_4F59CBC6150F5F8BA6724BEBF4C22C43" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net Intangible, Total other intangible assets</link:label>
    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_DD32291FC7AA85D22498C162B1A3AEAD_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_4F59CBC6150F5F8BA6724BEBF4C22C43" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible Assets, Net (Excluding Goodwill)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_4F59CBC6150F5F8BA6724BEBF4C22C43" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_4F59CBC6150F5F8BA6724BEBF4C22C43" xlink:to="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_4F59CBC6150F5F8BA6724BEBF4C22C43" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_3CDE273278FBC0A94EEEC162B0981A52_label_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_ED7A7F4C475D5325A7830F5C23ED6229" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of Compensation Related Costs, Share-based Payments [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_ED7A7F4C475D5325A7830F5C23ED6229" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_ED7A7F4C475D5325A7830F5C23ED6229" xlink:to="lab_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_ED7A7F4C475D5325A7830F5C23ED6229" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_800A260222BD394E6B1EC162B0989B14_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_00EA1078980B50439CCD5CE157E38A55" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock Options</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_800A260222BD394E6B1EC162B0989B14_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_00EA1078980B50439CCD5CE157E38A55" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_00EA1078980B50439CCD5CE157E38A55" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_00EA1078980B50439CCD5CE157E38A55" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_00EA1078980B50439CCD5CE157E38A55" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_25C804A9416325C557EDC162B0982865_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_E02F8778F90751A98EE2A0E7A2DE1405" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Outstanding at beginning of period (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_25C804A9416325C557EDC162B0982865_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_E02F8778F90751A98EE2A0E7A2DE1405" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_E02F8778F90751A98EE2A0E7A2DE1405" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_E02F8778F90751A98EE2A0E7A2DE1405" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_E02F8778F90751A98EE2A0E7A2DE1405" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_8E8BF7A5C7D8BE0EBAF4C162B09876AF_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_C8EADC33958558C79A1CF3B05A15205A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Granted (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_8E8BF7A5C7D8BE0EBAF4C162B09876AF_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_C8EADC33958558C79A1CF3B05A15205A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_C8EADC33958558C79A1CF3B05A15205A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_C8EADC33958558C79A1CF3B05A15205A" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_C8EADC33958558C79A1CF3B05A15205A" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_414AF5518C1670235835C162B098C457_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_8B7C3C61F0BA5E5BACBA26C825BF4F72" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Exercised (in shares)</link:label>
    <link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_414AF5518C1670235835C162B098C457_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_8B7C3C61F0BA5E5BACBA26C825BF4F72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_8B7C3C61F0BA5E5BACBA26C825BF4F72" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_8B7C3C61F0BA5E5BACBA26C825BF4F72" xlink:to="lab_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_8B7C3C61F0BA5E5BACBA26C825BF4F72" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_DFBC0FE77C23AAC08043C162B0980513_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_5FA67C14CA6A524A87AFA3C4CC37FB03" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Canceled and forfeited (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_DFBC0FE77C23AAC08043C162B0980513_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_5FA67C14CA6A524A87AFA3C4CC37FB03" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_5FA67C14CA6A524A87AFA3C4CC37FB03" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_5FA67C14CA6A524A87AFA3C4CC37FB03" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_5FA67C14CA6A524A87AFA3C4CC37FB03" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_5BA89F042278CAB3E67DC162B09919CA_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2164CDB0586D5F05AB61E4744E4E96DB" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Outstanding at end of period (in shares)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2164CDB0586D5F05AB61E4744E4E96DB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2164CDB0586D5F05AB61E4744E4E96DB" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2164CDB0586D5F05AB61E4744E4E96DB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_C02BE0246730C844585FC162B099716C_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_0B85B14292715F59BE77FD54862BA035" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable at end of period (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_C02BE0246730C844585FC162B099716C_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_0B85B14292715F59BE77FD54862BA035" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_0B85B14292715F59BE77FD54862BA035" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_0B85B14292715F59BE77FD54862BA035" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_0B85B14292715F59BE77FD54862BA035" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_E810AA3A318F03385843C162B099D6CC_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_6E044343C77654899108922AF0CBBED6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted-Average Exercise Price per Common Share</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_E810AA3A318F03385843C162B099D6CC_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_6E044343C77654899108922AF0CBBED6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_6E044343C77654899108922AF0CBBED6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_6E044343C77654899108922AF0CBBED6" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_6E044343C77654899108922AF0CBBED6" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_F2986BE4A71ADB7D2BE3C162B09917C0_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_D12C4249E7D954B88633209CB33185EC" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Outstanding at beginning of period (in usd per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_F2986BE4A71ADB7D2BE3C162B09917C0_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_D12C4249E7D954B88633209CB33185EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_D12C4249E7D954B88633209CB33185EC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_D12C4249E7D954B88633209CB33185EC" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_D12C4249E7D954B88633209CB33185EC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_2A0C8BA475C027C3B7A3C162B099A177_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_0E0AB38803315B8398221C1FCC7FAF24" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Granted (in usd per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_2A0C8BA475C027C3B7A3C162B099A177_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_0E0AB38803315B8398221C1FCC7FAF24" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_0E0AB38803315B8398221C1FCC7FAF24" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_0E0AB38803315B8398221C1FCC7FAF24" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_0E0AB38803315B8398221C1FCC7FAF24" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_50B2D775B5B2CC5878DFC162B099A00C_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_AE88AF508643556C8A6F3CE35820E9AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercised (in usd per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_50B2D775B5B2CC5878DFC162B099A00C_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_AE88AF508643556C8A6F3CE35820E9AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_AE88AF508643556C8A6F3CE35820E9AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_AE88AF508643556C8A6F3CE35820E9AB" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_AE88AF508643556C8A6F3CE35820E9AB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_E6628156E00CA434721DC162B09981BC_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_598EF15B50E1533FB2CE1122E51F5E32" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Canceled and forfeited (in usd per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_E6628156E00CA434721DC162B09981BC_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_598EF15B50E1533FB2CE1122E51F5E32" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_598EF15B50E1533FB2CE1122E51F5E32" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_598EF15B50E1533FB2CE1122E51F5E32" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_598EF15B50E1533FB2CE1122E51F5E32" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_84EB34856DD113B0DDC7C162B0995490_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_3C72A64D5C975983AF00FF5F8AE97128" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Outstanding at end of period (in usd per share)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_3C72A64D5C975983AF00FF5F8AE97128" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_3C72A64D5C975983AF00FF5F8AE97128" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_3C72A64D5C975983AF00FF5F8AE97128" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_EF35EF0A8F9AADC529D5C162B09A0F21_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_EFEFFEF1771052F4BDD97FA5A369B21D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable at end of period (in usd per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_EF35EF0A8F9AADC529D5C162B09A0F21_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_EFEFFEF1771052F4BDD97FA5A369B21D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_EFEFFEF1771052F4BDD97FA5A369B21D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_EFEFFEF1771052F4BDD97FA5A369B21D" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_EFEFFEF1771052F4BDD97FA5A369B21D" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueDisclosuresAbstract_1670AA5406B0ADE15180C162B17B3097_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresAbstract_23A76ACF03D756808C55006731C15641" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Disclosures [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_23A76ACF03D756808C55006731C15641" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_23A76ACF03D756808C55006731C15641" xlink:to="lab_us-gaap_FairValueDisclosuresAbstract_23A76ACF03D756808C55006731C15641" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_6917DC7831A1A7EEB4F8C162B17C9502_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_EF2B0D3E8F0A5350BAD97F976ACE2AB1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring Basis</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_6917DC7831A1A7EEB4F8C162B17C9502_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_EF2B0D3E8F0A5350BAD97F976ACE2AB1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_EF2B0D3E8F0A5350BAD97F976ACE2AB1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_EF2B0D3E8F0A5350BAD97F976ACE2AB1" xlink:to="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_EF2B0D3E8F0A5350BAD97F976ACE2AB1" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_6D90A98A29F347D9D086C162B17C3607_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_7B54AE382DD65AA189C1B6E77C39B847" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation</link:label>
    <link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_6D90A98A29F347D9D086C162B17C3607_label_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_7B54AE382DD65AA189C1B6E77C39B847" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_7B54AE382DD65AA189C1B6E77C39B847" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_7B54AE382DD65AA189C1B6E77C39B847" xlink:to="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_7B54AE382DD65AA189C1B6E77C39B847" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_E0F027AD2DC75DEF498BC162B183EEF5_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_03604710EBB25371A79C7D1BEFC1C435" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_E0F027AD2DC75DEF498BC162B183EEF5_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_03604710EBB25371A79C7D1BEFC1C435" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AvailableForSaleSecuritiesTextBlock" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesTextBlock_03604710EBB25371A79C7D1BEFC1C435" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesTextBlock_03604710EBB25371A79C7D1BEFC1C435" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesTextBlock_03604710EBB25371A79C7D1BEFC1C435" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementAbstract_A951523234ACE9F0110E2189FC5CF191_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract_A951523234ACE9F0110E2189FC5CF191" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Statement [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_us-gaap_IncomeStatementAbstract_A951523234ACE9F0110E2189FC5CF191" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementAbstract_A951523234ACE9F0110E2189FC5CF191" xlink:to="lab_us-gaap_IncomeStatementAbstract_A951523234ACE9F0110E2189FC5CF191" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementTable_CF39F05879D27CC658202189FC5C7071_terseLabel_en-US" xlink:label="lab_us-gaap_StatementTable_CF39F05879D27CC658202189FC5C7071" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement [Table]</link:label>
    <link:label id="lab_us-gaap_StatementTable_CF39F05879D27CC658202189FC5C7071_label_en-US" xlink:label="lab_us-gaap_StatementTable_CF39F05879D27CC658202189FC5C7071" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_CF39F05879D27CC658202189FC5C7071" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementTable_CF39F05879D27CC658202189FC5C7071" xlink:to="lab_us-gaap_StatementTable_CF39F05879D27CC658202189FC5C7071" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementScenarioAxis_3942497F2F4DA4FF91C12189FC5C4369_terseLabel_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_3942497F2F4DA4FF91C12189FC5C4369" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementScenarioAxis_3942497F2F4DA4FF91C12189FC5C4369_label_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_3942497F2F4DA4FF91C12189FC5C4369" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_3942497F2F4DA4FF91C12189FC5C4369" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementScenarioAxis_3942497F2F4DA4FF91C12189FC5C4369" xlink:to="lab_us-gaap_StatementScenarioAxis_3942497F2F4DA4FF91C12189FC5C4369" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_28AF59ADE1D55A17F7412189FC5C4EB7_terseLabel_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_28AF59ADE1D55A17F7412189FC5C4EB7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario, Unspecified [Domain]</link:label>
    <link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_28AF59ADE1D55A17F7412189FC5C4EB7_label_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_28AF59ADE1D55A17F7412189FC5C4EB7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario, Unspecified [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_28AF59ADE1D55A17F7412189FC5C4EB7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScenarioUnspecifiedDomain_28AF59ADE1D55A17F7412189FC5C4EB7" xlink:to="lab_us-gaap_ScenarioUnspecifiedDomain_28AF59ADE1D55A17F7412189FC5C4EB7" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementLineItems_4277B33E777106571CE62189FC5C9E74_terseLabel_en-US" xlink:label="lab_us-gaap_StatementLineItems_4277B33E777106571CE62189FC5C9E74" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement [Line Items]</link:label>
    <link:label id="lab_us-gaap_StatementLineItems_4277B33E777106571CE62189FC5C9E74_label_en-US" xlink:label="lab_us-gaap_StatementLineItems_4277B33E777106571CE62189FC5C9E74" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_4277B33E777106571CE62189FC5C9E74" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementLineItems_4277B33E777106571CE62189FC5C9E74" xlink:to="lab_us-gaap_StatementLineItems_4277B33E777106571CE62189FC5C9E74" xlink:type="arc" />
    <link:label id="lab_us-gaap_Revenues_5C5A5B217AD2A47489AC2189FC5CA4ED_terseLabel_en-US" xlink:label="lab_us-gaap_Revenues_5C5A5B217AD2A47489AC2189FC5CA4ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revenue</link:label>
    <link:label id="lab_us-gaap_Revenues_5C5A5B217AD2A47489AC2189FC5CA4ED_label_en-US" xlink:label="lab_us-gaap_Revenues_5C5A5B217AD2A47489AC2189FC5CA4ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenues</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_5C5A5B217AD2A47489AC2189FC5CA4ED" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Revenues_5C5A5B217AD2A47489AC2189FC5CA4ED" xlink:to="lab_us-gaap_Revenues_5C5A5B217AD2A47489AC2189FC5CA4ED" xlink:type="arc" />
    <link:label id="lab_us-gaap_CostOfGoodsSold_A651810A30FCE8E7E92C2189FC5CD8C7_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfGoodsSold_A651810A30FCE8E7E92C2189FC5CD8C7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cost of products sold</link:label>
    <link:label id="lab_us-gaap_CostOfGoodsSold_A651810A30FCE8E7E92C2189FC5CD8C7_label_en-US" xlink:label="lab_us-gaap_CostOfGoodsSold_A651810A30FCE8E7E92C2189FC5CD8C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cost of Goods Sold</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CostOfGoodsSold" xlink:label="loc_us-gaap_CostOfGoodsSold_A651810A30FCE8E7E92C2189FC5CD8C7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostOfGoodsSold_A651810A30FCE8E7E92C2189FC5CD8C7" xlink:to="lab_us-gaap_CostOfGoodsSold_A651810A30FCE8E7E92C2189FC5CD8C7" xlink:type="arc" />
    <link:label id="lab_us-gaap_GrossProfit_96CCC070BD8BE891A7E82189FC5CD58A_totalLabel_en-US" xlink:label="lab_us-gaap_GrossProfit_96CCC070BD8BE891A7E82189FC5CD58A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Gross margin</link:label>
    <link:label id="lab_us-gaap_GrossProfit_96CCC070BD8BE891A7E82189FC5CD58A_label_en-US" xlink:label="lab_us-gaap_GrossProfit_96CCC070BD8BE891A7E82189FC5CD58A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gross Profit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaap_GrossProfit_96CCC070BD8BE891A7E82189FC5CD58A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GrossProfit_96CCC070BD8BE891A7E82189FC5CD58A" xlink:to="lab_us-gaap_GrossProfit_96CCC070BD8BE891A7E82189FC5CD58A" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingExpensesAbstract_A72519817AA09E40C1552189FC5CAB77_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_A72519817AA09E40C1552189FC5CAB77" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating expenses:</link:label>
    <link:label id="lab_us-gaap_OperatingExpensesAbstract_A72519817AA09E40C1552189FC5CAB77_label_en-US" xlink:label="lab_us-gaap_OperatingExpensesAbstract_A72519817AA09E40C1552189FC5CAB77" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Expenses [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="loc_us-gaap_OperatingExpensesAbstract_A72519817AA09E40C1552189FC5CAB77" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingExpensesAbstract_A72519817AA09E40C1552189FC5CAB77" xlink:to="lab_us-gaap_OperatingExpensesAbstract_A72519817AA09E40C1552189FC5CAB77" xlink:type="arc" />
    <link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpense_A7A0D692BC367346C4282189FC5C841F_terseLabel_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpense_A7A0D692BC367346C4282189FC5C841F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Distribution, selling, general and administrative expenses</link:label>
    <link:label id="lab_us-gaap_SellingGeneralAndAdministrativeExpense_A7A0D692BC367346C4282189FC5C841F_label_en-US" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpense_A7A0D692BC367346C4282189FC5C841F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Selling, General and Administrative Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_A7A0D692BC367346C4282189FC5C841F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SellingGeneralAndAdministrativeExpense_A7A0D692BC367346C4282189FC5C841F" xlink:to="lab_us-gaap_SellingGeneralAndAdministrativeExpense_A7A0D692BC367346C4282189FC5C841F" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCharges_09F02281B3929E4004C72189FC5C8E1B_verboseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCharges_09F02281B3929E4004C72189FC5C8E1B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Restructuring and employee severance</link:label>
    <link:label id="lab_us-gaap_RestructuringCharges_09F02281B3929E4004C72189FC5C8E1B_label_en-US" xlink:label="lab_us-gaap_RestructuringCharges_09F02281B3929E4004C72189FC5C8E1B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Charges</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="loc_us-gaap_RestructuringCharges_09F02281B3929E4004C72189FC5C8E1B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCharges_09F02281B3929E4004C72189FC5C8E1B" xlink:to="lab_us-gaap_RestructuringCharges_09F02281B3929E4004C72189FC5C8E1B" xlink:type="arc" />
    <link:label id="lab_cah_Amortizationandotheracquisitionrelatedcosts_9365D4EB5FE52700F46E2189FC5C0CE8_terseLabel_en-US" xlink:label="lab_cah_Amortizationandotheracquisitionrelatedcosts_9365D4EB5FE52700F46E2189FC5C0CE8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortization and other acquisition-related costs</link:label>
    <link:label id="lab_cah_Amortizationandotheracquisitionrelatedcosts_9365D4EB5FE52700F46E2189FC5C0CE8_label_en-US" xlink:label="lab_cah_Amortizationandotheracquisitionrelatedcosts_9365D4EB5FE52700F46E2189FC5C0CE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amortization and other acquisition-related costs</link:label>
    <link:label id="lab_cah_Amortizationandotheracquisitionrelatedcosts_9365D4EB5FE52700F46E2189FC5C0CE8_documentation_en-US" xlink:label="lab_cah_Amortizationandotheracquisitionrelatedcosts_9365D4EB5FE52700F46E2189FC5C0CE8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The aggregate expense charged against earnings to allocate the cost of acquired intangible assets and changes in the fair value of contingent consideration obligations. This also represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_Amortizationandotheracquisitionrelatedcosts" xlink:label="loc_cah_Amortizationandotheracquisitionrelatedcosts_9365D4EB5FE52700F46E2189FC5C0CE8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_Amortizationandotheracquisitionrelatedcosts_9365D4EB5FE52700F46E2189FC5C0CE8" xlink:to="lab_cah_Amortizationandotheracquisitionrelatedcosts_9365D4EB5FE52700F46E2189FC5C0CE8" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_B2F9560F00BB3CE374EB2189FC5CD070_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_B2F9560F00BB3CE374EB2189FC5CD070" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Impairments and (gain)/loss on disposal of assets, net</link:label>
    <link:label id="lab_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_B2F9560F00BB3CE374EB2189FC5CD070_label_en-US" xlink:label="lab_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_B2F9560F00BB3CE374EB2189FC5CD070" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain (Loss) on Sale of Assets and Asset Impairment Charges</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges" xlink:label="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_B2F9560F00BB3CE374EB2189FC5CD070" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_B2F9560F00BB3CE374EB2189FC5CD070" xlink:to="lab_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_B2F9560F00BB3CE374EB2189FC5CD070" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainLossRelatedToLitigationSettlement_B7593C9CB55F47F51D352189FC5C7159_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GainLossRelatedToLitigationSettlement_B7593C9CB55F47F51D352189FC5C7159" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Litigation (recoveries)/charges, net</link:label>
    <link:label id="lab_us-gaap_GainLossRelatedToLitigationSettlement_B7593C9CB55F47F51D352189FC5C7159_label_en-US" xlink:label="lab_us-gaap_GainLossRelatedToLitigationSettlement_B7593C9CB55F47F51D352189FC5C7159" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain (Loss) Related to Litigation Settlement</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainLossRelatedToLitigationSettlement" xlink:label="loc_us-gaap_GainLossRelatedToLitigationSettlement_B7593C9CB55F47F51D352189FC5C7159" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossRelatedToLitigationSettlement_B7593C9CB55F47F51D352189FC5C7159" xlink:to="lab_us-gaap_GainLossRelatedToLitigationSettlement_B7593C9CB55F47F51D352189FC5C7159" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingIncomeLoss_59DFA6A222C02776A13B2189FC5C7721_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_59DFA6A222C02776A13B2189FC5C7721" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Operating earnings</link:label>
    <link:label id="lab_us-gaap_OperatingIncomeLoss_59DFA6A222C02776A13B2189FC5C7721_label_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_59DFA6A222C02776A13B2189FC5C7721" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Income (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_59DFA6A222C02776A13B2189FC5C7721" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingIncomeLoss_59DFA6A222C02776A13B2189FC5C7721" xlink:to="lab_us-gaap_OperatingIncomeLoss_59DFA6A222C02776A13B2189FC5C7721" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherNonoperatingIncomeExpense_EC4F86DBE77925B14EB02189FC5C9AA7_negatedLabel_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncomeExpense_EC4F86DBE77925B14EB02189FC5C9AA7" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Other (income)/expense, net</link:label>
    <link:label id="lab_us-gaap_OtherNonoperatingIncomeExpense_EC4F86DBE77925B14EB02189FC5C9AA7_label_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncomeExpense_EC4F86DBE77925B14EB02189FC5C9AA7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Nonoperating Income (Expense)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_EC4F86DBE77925B14EB02189FC5C9AA7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNonoperatingIncomeExpense_EC4F86DBE77925B14EB02189FC5C9AA7" xlink:to="lab_us-gaap_OtherNonoperatingIncomeExpense_EC4F86DBE77925B14EB02189FC5C9AA7" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestExpense_0DF678F4539872DF2BE52189FC5C0D5F_terseLabel_en-US" xlink:label="lab_us-gaap_InterestExpense_0DF678F4539872DF2BE52189FC5C0D5F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest expense, net</link:label>
    <link:label id="lab_us-gaap_InterestExpense_0DF678F4539872DF2BE52189FC5C0D5F_label_en-US" xlink:label="lab_us-gaap_InterestExpense_0DF678F4539872DF2BE52189FC5C0D5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestExpense" xlink:label="loc_us-gaap_InterestExpense_0DF678F4539872DF2BE52189FC5C0D5F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestExpense_0DF678F4539872DF2BE52189FC5C0D5F" xlink:to="lab_us-gaap_InterestExpense_0DF678F4539872DF2BE52189FC5C0D5F" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_3A5EDAA0B09FF352594F2189FC5C0119_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_3A5EDAA0B09FF352594F2189FC5C0119" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Loss on Extinguishment of Debt</link:label>
    <link:label id="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_3A5EDAA0B09FF352594F2189FC5C0119_label_en-US" xlink:label="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_3A5EDAA0B09FF352594F2189FC5C0119" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain (Loss) on Extinguishment of Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_3A5EDAA0B09FF352594F2189FC5C0119" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_3A5EDAA0B09FF352594F2189FC5C0119" xlink:to="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_3A5EDAA0B09FF352594F2189FC5C0119" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_D12C689FF1EF23EBDF972189FC5CD280_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_D12C689FF1EF23EBDF972189FC5CD280" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Earnings before income taxes</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_D12C689FF1EF23EBDF972189FC5CD280_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_D12C689FF1EF23EBDF972189FC5CD280" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_D12C689FF1EF23EBDF972189FC5CD280" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_D12C689FF1EF23EBDF972189FC5CD280" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_D12C689FF1EF23EBDF972189FC5CD280" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_8700AD4B6293ABCBE2D42189FC5C3CD8_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_8700AD4B6293ABCBE2D42189FC5C3CD8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Provision for/(benefit from) income taxes</link:label>
    <link:label id="lab_us-gaap_IncomeTaxExpenseBenefit_8700AD4B6293ABCBE2D42189FC5C3CD8_label_en-US" xlink:label="lab_us-gaap_IncomeTaxExpenseBenefit_8700AD4B6293ABCBE2D42189FC5C3CD8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_8700AD4B6293ABCBE2D42189FC5C3CD8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_8700AD4B6293ABCBE2D42189FC5C3CD8" xlink:to="lab_us-gaap_IncomeTaxExpenseBenefit_8700AD4B6293ABCBE2D42189FC5C3CD8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProfitLoss_BC863027F15B8C9983662189FC5CADA9_totalLabel_en-US" xlink:label="lab_us-gaap_ProfitLoss_BC863027F15B8C9983662189FC5CADA9" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net earnings</link:label>
    <link:label id="lab_us-gaap_ProfitLoss_BC863027F15B8C9983662189FC5CADA9_label_en-US" xlink:label="lab_us-gaap_ProfitLoss_BC863027F15B8C9983662189FC5CADA9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_BC863027F15B8C9983662189FC5CADA9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProfitLoss_BC863027F15B8C9983662189FC5CADA9" xlink:to="lab_us-gaap_ProfitLoss_BC863027F15B8C9983662189FC5CADA9" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_D37451FF15D5841894552189FC5C65BA_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_D37451FF15D5841894552189FC5C65BA" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Net earnings attributable to noncontrolling interests</link:label>
    <link:label id="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_D37451FF15D5841894552189FC5C65BA_label_en-US" xlink:label="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_D37451FF15D5841894552189FC5C65BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss) Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_D37451FF15D5841894552189FC5C65BA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_D37451FF15D5841894552189FC5C65BA" xlink:to="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_D37451FF15D5841894552189FC5C65BA" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLoss_088F47F2D5BD88384C702189FC5C42F8_totalLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_088F47F2D5BD88384C702189FC5C42F8" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net earnings attributable to Cardinal Health, Inc.</link:label>
    <link:label id="lab_us-gaap_NetIncomeLoss_088F47F2D5BD88384C702189FC5C42F8_label_en-US" xlink:label="lab_us-gaap_NetIncomeLoss_088F47F2D5BD88384C702189FC5C42F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss) Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_088F47F2D5BD88384C702189FC5C42F8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLoss_088F47F2D5BD88384C702189FC5C42F8" xlink:to="lab_us-gaap_NetIncomeLoss_088F47F2D5BD88384C702189FC5C42F8" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareBasicAbstract_03A6B3D096C9E3D601D02189FC5C8E75_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAbstract_03A6B3D096C9E3D601D02189FC5C8E75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Earnings per common share attributable to Cardinal Health, Inc.:</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareBasicAbstract_03A6B3D096C9E3D601D02189FC5C8E75_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAbstract_03A6B3D096C9E3D601D02189FC5C8E75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Basic [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareBasicAbstract" xlink:label="loc_us-gaap_EarningsPerShareBasicAbstract_03A6B3D096C9E3D601D02189FC5C8E75" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_03A6B3D096C9E3D601D02189FC5C8E75" xlink:to="lab_us-gaap_EarningsPerShareBasicAbstract_03A6B3D096C9E3D601D02189FC5C8E75" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_CB2B176395B296B156102189FC5C776F_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_CB2B176395B296B156102189FC5C776F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basic (in shares)</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_CB2B176395B296B156102189FC5C776F_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_CB2B176395B296B156102189FC5C776F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income (Loss) from Continuing Operations, Per Basic Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsPerBasicShare" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_CB2B176395B296B156102189FC5C776F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_CB2B176395B296B156102189FC5C776F" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_CB2B176395B296B156102189FC5C776F" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_B50CF026036E4785E0842189FC5C97C7_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_B50CF026036E4785E0842189FC5C97C7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Diluted (in shares)</link:label>
    <link:label id="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_B50CF026036E4785E0842189FC5C97C7_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_B50CF026036E4785E0842189FC5C97C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_B50CF026036E4785E0842189FC5C97C7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_B50CF026036E4785E0842189FC5C97C7" xlink:to="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_B50CF026036E4785E0842189FC5C97C7" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_0AABE7DC1C0E96F4B5F12189FC5C4F71_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_0AABE7DC1C0E96F4B5F12189FC5C4F71" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted [Abstract]</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_0AABE7DC1C0E96F4B5F12189FC5C4F71_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_0AABE7DC1C0E96F4B5F12189FC5C4F71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_0AABE7DC1C0E96F4B5F12189FC5C4F71" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_0AABE7DC1C0E96F4B5F12189FC5C4F71" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_0AABE7DC1C0E96F4B5F12189FC5C4F71" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_31FEA8359F6B07CD08B72189FC5CD78A_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_31FEA8359F6B07CD08B72189FC5CD78A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted-average number of common shares outstanding:</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_31FEA8359F6B07CD08B72189FC5CD78A_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_31FEA8359F6B07CD08B72189FC5CD78A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding Reconciliation [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_31FEA8359F6B07CD08B72189FC5CD78A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_31FEA8359F6B07CD08B72189FC5CD78A" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_31FEA8359F6B07CD08B72189FC5CD78A" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_917684F4EAB77D067B2F2189FC5CDCD3_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_917684F4EAB77D067B2F2189FC5CDCD3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basic (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_917684F4EAB77D067B2F2189FC5CDCD3_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_917684F4EAB77D067B2F2189FC5CDCD3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Basic</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_917684F4EAB77D067B2F2189FC5CDCD3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_917684F4EAB77D067B2F2189FC5CDCD3" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_917684F4EAB77D067B2F2189FC5CDCD3" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_24CBA2D18466E7889FFC2189FC5CCBE7_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_24CBA2D18466E7889FFC2189FC5CCBE7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Diluted (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_24CBA2D18466E7889FFC2189FC5CCBE7_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_24CBA2D18466E7889FFC2189FC5CCBE7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_24CBA2D18466E7889FFC2189FC5CCBE7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_24CBA2D18466E7889FFC2189FC5CCBE7" xlink:to="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_24CBA2D18466E7889FFC2189FC5CCBE7" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_BB0D6F4816698C364D4D2189FC5C9794_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared_BB0D6F4816698C364D4D2189FC5C9794" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash dividends declared per common share</link:label>
    <link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_BB0D6F4816698C364D4D2189FC5C9794_label_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared_BB0D6F4816698C364D4D2189FC5C9794" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Dividends, Per Share, Declared</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_BB0D6F4816698C364D4D2189FC5C9794" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockDividendsPerShareDeclared_BB0D6F4816698C364D4D2189FC5C9794" xlink:to="lab_us-gaap_CommonStockDividendsPerShareDeclared_BB0D6F4816698C364D4D2189FC5C9794" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_2026027E71FCF0EEAE03218BE890C595_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract_2026027E71FCF0EEAE03218BE890C595" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Cash Flows [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_2026027E71FCF0EEAE03218BE890C595" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_2026027E71FCF0EEAE03218BE890C595" xlink:to="lab_us-gaap_StatementOfCashFlowsAbstract_2026027E71FCF0EEAE03218BE890C595" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_516BE16E03F901D11D52218BE890C8C3_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_516BE16E03F901D11D52218BE890C8C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from operating activities:</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_516BE16E03F901D11D52218BE890C8C3_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_516BE16E03F901D11D52218BE890C8C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_516BE16E03F901D11D52218BE890C8C3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_516BE16E03F901D11D52218BE890C8C3" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_516BE16E03F901D11D52218BE890C8C3" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProfitLoss_948E614000CFEEDA2B69218BE8900DEB_terseLabel_en-US" xlink:label="lab_us-gaap_ProfitLoss_948E614000CFEEDA2B69218BE8900DEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net earnings</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_948E614000CFEEDA2B69218BE8900DEB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProfitLoss_948E614000CFEEDA2B69218BE8900DEB" xlink:to="lab_us-gaap_ProfitLoss_948E614000CFEEDA2B69218BE8900DEB" xlink:type="arc" />
    <link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_6A270A92722362844CC9218BE8906626_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_6A270A92722362844CC9218BE8906626" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Adjustments to reconcile net earnings to net cash provided by operating activities:</link:label>
    <link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_6A270A92722362844CC9218BE8906626_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_6A270A92722362844CC9218BE8906626" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_6A270A92722362844CC9218BE8906626" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_6A270A92722362844CC9218BE8906626" xlink:to="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_6A270A92722362844CC9218BE8906626" xlink:type="arc" />
    <link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_7DBB31A88F00351F2681218BE890862E_terseLabel_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization_7DBB31A88F00351F2681218BE890862E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Depreciation and amortization</link:label>
    <link:label id="lab_us-gaap_DepreciationDepletionAndAmortization_7DBB31A88F00351F2681218BE890862E_label_en-US" xlink:label="lab_us-gaap_DepreciationDepletionAndAmortization_7DBB31A88F00351F2681218BE890862E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Depreciation, Depletion and Amortization</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_7DBB31A88F00351F2681218BE890862E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DepreciationDepletionAndAmortization_7DBB31A88F00351F2681218BE890862E" xlink:to="lab_us-gaap_DepreciationDepletionAndAmortization_7DBB31A88F00351F2681218BE890862E" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_D027E0FC2FE29F842E9D218BE89028A5_negatedLabel_en-US" xlink:label="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_D027E0FC2FE29F842E9D218BE89028A5" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Loss on Extinguishment of Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_D027E0FC2FE29F842E9D218BE89028A5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_D027E0FC2FE29F842E9D218BE89028A5" xlink:to="lab_us-gaap_GainsLossesOnExtinguishmentOfDebt_D027E0FC2FE29F842E9D218BE89028A5" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossOnSaleOfInvestments_5152686C9D895D533C90218BE890DE31_terseLabel_en-US" xlink:label="lab_us-gaap_LossOnSaleOfInvestments_5152686C9D895D533C90218BE890DE31" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss on Sale of Investments</link:label>
    <link:label id="lab_us-gaap_LossOnSaleOfInvestments_5152686C9D895D533C90218BE890DE31_label_en-US" xlink:label="lab_us-gaap_LossOnSaleOfInvestments_5152686C9D895D533C90218BE890DE31" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss on Sale of Investments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossOnSaleOfInvestments" xlink:label="loc_us-gaap_LossOnSaleOfInvestments_5152686C9D895D533C90218BE890DE31" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossOnSaleOfInvestments_5152686C9D895D533C90218BE890DE31" xlink:to="lab_us-gaap_LossOnSaleOfInvestments_5152686C9D895D533C90218BE890DE31" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensation_6FC67890DAE60319B9C8218BE8901666_negatedLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_6FC67890DAE60319B9C8218BE8901666" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Share-based compensation</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensation_6FC67890DAE60319B9C8218BE8901666_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_6FC67890DAE60319B9C8218BE8901666" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_6FC67890DAE60319B9C8218BE8901666" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensation_6FC67890DAE60319B9C8218BE8901666" xlink:to="lab_us-gaap_ShareBasedCompensation_6FC67890DAE60319B9C8218BE8901666" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProvisionForDoubtfulAccounts_1FA5353979C6AD3D96ED218BE890D05B_terseLabel_en-US" xlink:label="lab_us-gaap_ProvisionForDoubtfulAccounts_1FA5353979C6AD3D96ED218BE890D05B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Provision for bad debts</link:label>
    <link:label id="lab_us-gaap_ProvisionForDoubtfulAccounts_1FA5353979C6AD3D96ED218BE890D05B_label_en-US" xlink:label="lab_us-gaap_ProvisionForDoubtfulAccounts_1FA5353979C6AD3D96ED218BE890D05B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Provision for Doubtful Accounts</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProvisionForDoubtfulAccounts" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_1FA5353979C6AD3D96ED218BE890D05B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProvisionForDoubtfulAccounts_1FA5353979C6AD3D96ED218BE890D05B" xlink:to="lab_us-gaap_ProvisionForDoubtfulAccounts_1FA5353979C6AD3D96ED218BE890D05B" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_DAA5EDBA3C842F99D38E218BE89031CD_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_DAA5EDBA3C842F99D38E218BE89031CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_DAA5EDBA3C842F99D38E218BE89031CD_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_DAA5EDBA3C842F99D38E218BE89031CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_DAA5EDBA3C842F99D38E218BE89031CD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_DAA5EDBA3C842F99D38E218BE89031CD" xlink:to="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_DAA5EDBA3C842F99D38E218BE89031CD" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_19D5B96FA094B57649A1218BE8900BBE_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_19D5B96FA094B57649A1218BE8900BBE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Change in operating assets and liabilities, net of effects from acquisitions and divestitures:</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_19D5B96FA094B57649A1218BE8900BBE_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_19D5B96FA094B57649A1218BE8900BBE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Operating Capital [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_19D5B96FA094B57649A1218BE8900BBE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_19D5B96FA094B57649A1218BE8900BBE" xlink:to="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_19D5B96FA094B57649A1218BE8900BBE" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInReceivables_46C58B12FB000FF66FB4218BE890934A_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInReceivables_46C58B12FB000FF66FB4218BE890934A" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Increase in trade receivables</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInReceivables_46C58B12FB000FF66FB4218BE890934A_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInReceivables_46C58B12FB000FF66FB4218BE890934A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Receivables</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables" xlink:label="loc_us-gaap_IncreaseDecreaseInReceivables_46C58B12FB000FF66FB4218BE890934A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInReceivables_46C58B12FB000FF66FB4218BE890934A" xlink:to="lab_us-gaap_IncreaseDecreaseInReceivables_46C58B12FB000FF66FB4218BE890934A" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInInventories_3D70A3201FB0C6DB6552218BE8909C0F_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories_3D70A3201FB0C6DB6552218BE8909C0F" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Increase in inventories</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInInventories_3D70A3201FB0C6DB6552218BE8909C0F_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInInventories_3D70A3201FB0C6DB6552218BE8909C0F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Inventories</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_3D70A3201FB0C6DB6552218BE8909C0F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInInventories_3D70A3201FB0C6DB6552218BE8909C0F" xlink:to="lab_us-gaap_IncreaseDecreaseInInventories_3D70A3201FB0C6DB6552218BE8909C0F" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayable_BF6D0E7C0BB6D4769F6D218BE890995A_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayable_BF6D0E7C0BB6D4769F6D218BE890995A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Increase in accounts payable</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayable_BF6D0E7C0BB6D4769F6D218BE890995A_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayable_BF6D0E7C0BB6D4769F6D218BE890995A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Accounts Payable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_BF6D0E7C0BB6D4769F6D218BE890995A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsPayable_BF6D0E7C0BB6D4769F6D218BE890995A" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsPayable_BF6D0E7C0BB6D4769F6D218BE890995A" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_B17FBBF052095D91C30D218BE890A0E4_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_B17FBBF052095D91C30D218BE890A0E4" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other accrued liabilities and operating items, net</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_B17FBBF052095D91C30D218BE890A0E4_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_B17FBBF052095D91C30D218BE890A0E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Other Operating Assets and Liabilities, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_B17FBBF052095D91C30D218BE890A0E4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_B17FBBF052095D91C30D218BE890A0E4" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_B17FBBF052095D91C30D218BE890A0E4" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_FF9E1DC928AB1F302C29218BE890C895_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_FF9E1DC928AB1F302C29218BE890C895" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash provided by operating activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_FF9E1DC928AB1F302C29218BE890C895_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_FF9E1DC928AB1F302C29218BE890C895" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_FF9E1DC928AB1F302C29218BE890C895" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_FF9E1DC928AB1F302C29218BE890C895" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivities_FF9E1DC928AB1F302C29218BE890C895" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C36C51CEEE489E95B400218BE890C059_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C36C51CEEE489E95B400218BE890C059" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from investing activities:</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C36C51CEEE489E95B400218BE890C059_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C36C51CEEE489E95B400218BE890C059" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C36C51CEEE489E95B400218BE890C059" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C36C51CEEE489E95B400218BE890C059" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_C36C51CEEE489E95B400218BE890C059" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_F5D37F62F454BC3F4395218BE8902C98_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_F5D37F62F454BC3F4395218BE8902C98" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Acquisition of subsidiaries, net of cash acquired</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_F5D37F62F454BC3F4395218BE8902C98_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_F5D37F62F454BC3F4395218BE8902C98" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Businesses, Net of Cash Acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_F5D37F62F454BC3F4395218BE8902C98" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_F5D37F62F454BC3F4395218BE8902C98" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_F5D37F62F454BC3F4395218BE8902C98" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_080EB3E415817A7A7334218BE890A0DB_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_080EB3E415817A7A7334218BE890A0DB" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Additions to property and equipment</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_080EB3E415817A7A7334218BE890A0DB_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_080EB3E415817A7A7334218BE890A0DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Property, Plant, and Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_080EB3E415817A7A7334218BE890A0DB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_080EB3E415817A7A7334218BE890A0DB" xlink:to="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_080EB3E415817A7A7334218BE890A0DB" xlink:type="arc" />
    <link:label id="lab_cah_Purchaseofavailableforsalesecuritiesandotherinvestments_5D8AF68A16D3779D20C3218BE8906BF6_negatedLabel_en-US" xlink:label="lab_cah_Purchaseofavailableforsalesecuritiesandotherinvestments_5D8AF68A16D3779D20C3218BE8906BF6" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Purchase of available-for-sale securities and other investments</link:label>
    <link:label id="lab_cah_Purchaseofavailableforsalesecuritiesandotherinvestments_5D8AF68A16D3779D20C3218BE8906BF6_label_en-US" xlink:label="lab_cah_Purchaseofavailableforsalesecuritiesandotherinvestments_5D8AF68A16D3779D20C3218BE8906BF6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Purchase of available-for-sale securities and other investments</link:label>
    <link:label id="lab_cah_Purchaseofavailableforsalesecuritiesandotherinvestments_5D8AF68A16D3779D20C3218BE8906BF6_documentation_en-US" xlink:label="lab_cah_Purchaseofavailableforsalesecuritiesandotherinvestments_5D8AF68A16D3779D20C3218BE8906BF6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The cash outflow from purchases of available-for-sale securities and other investments.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_Purchaseofavailableforsalesecuritiesandotherinvestments" xlink:label="loc_cah_Purchaseofavailableforsalesecuritiesandotherinvestments_5D8AF68A16D3779D20C3218BE8906BF6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_Purchaseofavailableforsalesecuritiesandotherinvestments_5D8AF68A16D3779D20C3218BE8906BF6" xlink:to="lab_cah_Purchaseofavailableforsalesecuritiesandotherinvestments_5D8AF68A16D3779D20C3218BE8906BF6" xlink:type="arc" />
    <link:label id="lab_cah_Proceedsfromsaleofavailableforsalesecuritiesandotherinvestments_DFC192808D5756D50FEF218BE890C6BD_terseLabel_en-US" xlink:label="lab_cah_Proceedsfromsaleofavailableforsalesecuritiesandotherinvestments_DFC192808D5756D50FEF218BE890C6BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from sale of available-for-sale securities and other investments</link:label>
    <link:label id="lab_cah_Proceedsfromsaleofavailableforsalesecuritiesandotherinvestments_DFC192808D5756D50FEF218BE890C6BD_label_en-US" xlink:label="lab_cah_Proceedsfromsaleofavailableforsalesecuritiesandotherinvestments_DFC192808D5756D50FEF218BE890C6BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from sale of available-for-sale securities and other investments</link:label>
    <link:label id="lab_cah_Proceedsfromsaleofavailableforsalesecuritiesandotherinvestments_DFC192808D5756D50FEF218BE890C6BD_documentation_en-US" xlink:label="lab_cah_Proceedsfromsaleofavailableforsalesecuritiesandotherinvestments_DFC192808D5756D50FEF218BE890C6BD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The cash inflow from sales of available-for-sale securities and other investments.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_Proceedsfromsaleofavailableforsalesecuritiesandotherinvestments" xlink:label="loc_cah_Proceedsfromsaleofavailableforsalesecuritiesandotherinvestments_DFC192808D5756D50FEF218BE890C6BD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_Proceedsfromsaleofavailableforsalesecuritiesandotherinvestments_DFC192808D5756D50FEF218BE890C6BD" xlink:to="lab_cah_Proceedsfromsaleofavailableforsalesecuritiesandotherinvestments_DFC192808D5756D50FEF218BE890C6BD" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_C54C17CBFAB0A11ECEB4218BE890A9CD_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_C54C17CBFAB0A11ECEB4218BE890A9CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from maturities of available-for-sale securities</link:label>
    <link:label id="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_C54C17CBFAB0A11ECEB4218BE890A9CD_label_en-US" xlink:label="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_C54C17CBFAB0A11ECEB4218BE890A9CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_C54C17CBFAB0A11ECEB4218BE890A9CD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_C54C17CBFAB0A11ECEB4218BE890A9CD" xlink:to="lab_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_C54C17CBFAB0A11ECEB4218BE890A9CD" xlink:type="arc" />
    <link:label id="lab_cah_Proceedsfromdivestituresanddisposalofpropertyandequipmentandheldforsaleassets_40B92E7A7E829D0A2707218BE890F442_terseLabel_en-US" xlink:label="lab_cah_Proceedsfromdivestituresanddisposalofpropertyandequipmentandheldforsaleassets_40B92E7A7E829D0A2707218BE890F442" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from divestitures and disposal of property and equipment and held for sale assets</link:label>
    <link:label id="lab_cah_Proceedsfromdivestituresanddisposalofpropertyandequipmentandheldforsaleassets_40B92E7A7E829D0A2707218BE890F442_label_en-US" xlink:label="lab_cah_Proceedsfromdivestituresanddisposalofpropertyandequipmentandheldforsaleassets_40B92E7A7E829D0A2707218BE890F442" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from divestitures and disposal of property and equipment and held for sale assets</link:label>
    <link:label id="lab_cah_Proceedsfromdivestituresanddisposalofpropertyandequipmentandheldforsaleassets_40B92E7A7E829D0A2707218BE890F442_documentation_en-US" xlink:label="lab_cah_Proceedsfromdivestituresanddisposalofpropertyandequipmentandheldforsaleassets_40B92E7A7E829D0A2707218BE890F442" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Proceeds from divestitures and disposal of property and equipment and held for sale assets</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_Proceedsfromdivestituresanddisposalofpropertyandequipmentandheldforsaleassets" xlink:label="loc_cah_Proceedsfromdivestituresanddisposalofpropertyandequipmentandheldforsaleassets_40B92E7A7E829D0A2707218BE890F442" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_Proceedsfromdivestituresanddisposalofpropertyandequipmentandheldforsaleassets_40B92E7A7E829D0A2707218BE890F442" xlink:to="lab_cah_Proceedsfromdivestituresanddisposalofpropertyandequipmentandheldforsaleassets_40B92E7A7E829D0A2707218BE890F442" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_4EF06115960640988F8A218BE890CC63_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_4EF06115960640988F8A218BE890CC63" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash used in investing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_4EF06115960640988F8A218BE890CC63_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_4EF06115960640988F8A218BE890CC63" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_4EF06115960640988F8A218BE890CC63" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_4EF06115960640988F8A218BE890CC63" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_4EF06115960640988F8A218BE890CC63" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_22B65169ABA917EC04E9218BE8906689_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_22B65169ABA917EC04E9218BE8906689" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Payment for Contingent Consideration Liability, Financing Activities</link:label>
    <link:label id="lab_us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_22B65169ABA917EC04E9218BE8906689_label_en-US" xlink:label="lab_us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_22B65169ABA917EC04E9218BE8906689" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payment for Contingent Consideration Liability, Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities" xlink:label="loc_us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_22B65169ABA917EC04E9218BE8906689" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_22B65169ABA917EC04E9218BE8906689" xlink:to="lab_us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities_22B65169ABA917EC04E9218BE8906689" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_B6EEA686D29CFA6CB050218BE890B15A_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_B6EEA686D29CFA6CB050218BE890B15A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from financing activities:</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_B6EEA686D29CFA6CB050218BE890B15A_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_B6EEA686D29CFA6CB050218BE890B15A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_B6EEA686D29CFA6CB050218BE890B15A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_B6EEA686D29CFA6CB050218BE890B15A" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_B6EEA686D29CFA6CB050218BE890B15A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_C34A861DDC9DE72EAFB3218BE890045A_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_C34A861DDC9DE72EAFB3218BE890045A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net change in short-term borrowings</link:label>
    <link:label id="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_C34A861DDC9DE72EAFB3218BE890045A_label_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_C34A861DDC9DE72EAFB3218BE890045A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from (Repayments of) Short-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_C34A861DDC9DE72EAFB3218BE890045A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_C34A861DDC9DE72EAFB3218BE890045A" xlink:to="lab_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_C34A861DDC9DE72EAFB3218BE890045A" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries_8FD863F4F9C0F93B8290218BE89002DE_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries_8FD863F4F9C0F93B8290218BE89002DE" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Purchase of noncontrolling interests</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries_8FD863F4F9C0F93B8290218BE89002DE_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries_8FD863F4F9C0F93B8290218BE89002DE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Additional Interest in Subsidiaries</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries" xlink:label="loc_us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries_8FD863F4F9C0F93B8290218BE89002DE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries_8FD863F4F9C0F93B8290218BE89002DE" xlink:to="lab_us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries_8FD863F4F9C0F93B8290218BE89002DE" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_DDA49EA95150B616CFD2218BE890E027_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_DDA49EA95150B616CFD2218BE890E027" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from Issuance of Long-term Debt and Capital Securities, Net</link:label>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_DDA49EA95150B616CFD2218BE890E027_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_DDA49EA95150B616CFD2218BE890E027" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Issuance of Long-term Debt and Capital Securities, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_DDA49EA95150B616CFD2218BE890E027" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_DDA49EA95150B616CFD2218BE890E027" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet_DDA49EA95150B616CFD2218BE890E027" xlink:type="arc" />
    <link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_89C81E6765E2FACF2657218BE890464D_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_89C81E6765E2FACF2657218BE890464D" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Reduction of long-term obligations</link:label>
    <link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_89C81E6765E2FACF2657218BE890464D_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_89C81E6765E2FACF2657218BE890464D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Repayments of Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_89C81E6765E2FACF2657218BE890464D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermDebt_89C81E6765E2FACF2657218BE890464D" xlink:to="lab_us-gaap_RepaymentsOfLongTermDebt_89C81E6765E2FACF2657218BE890464D" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_B324637C9B028FD46E15218BE890F448_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_B324637C9B028FD46E15218BE890F448" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from interest rate swap terminations</link:label>
    <link:label id="lab_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_B324637C9B028FD46E15218BE890F448_label_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_B324637C9B028FD46E15218BE890F448" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for (Proceeds from) Hedge, Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsForProceedsFromHedgeFinancingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_B324637C9B028FD46E15218BE890F448" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_B324637C9B028FD46E15218BE890F448" xlink:to="lab_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_B324637C9B028FD46E15218BE890F448" xlink:type="arc" />
    <link:label id="lab_cah_Netproceedstaxwithholdingsfromsharebasedcompensation_504B1AF571CA6D3F65AC218BE89024FD_terseLabel_en-US" xlink:label="lab_cah_Netproceedstaxwithholdingsfromsharebasedcompensation_504B1AF571CA6D3F65AC218BE89024FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net proceeds/(tax withholdings) from share-based compensation</link:label>
    <link:label id="lab_cah_Netproceedstaxwithholdingsfromsharebasedcompensation_504B1AF571CA6D3F65AC218BE89024FD_label_en-US" xlink:label="lab_cah_Netproceedstaxwithholdingsfromsharebasedcompensation_504B1AF571CA6D3F65AC218BE89024FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net proceeds/(tax withholdings) from share-based compensation</link:label>
    <link:label id="lab_cah_Netproceedstaxwithholdingsfromsharebasedcompensation_504B1AF571CA6D3F65AC218BE89024FD_documentation_en-US" xlink:label="lab_cah_Netproceedstaxwithholdingsfromsharebasedcompensation_504B1AF571CA6D3F65AC218BE89024FD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The net cash inflow/(outflow) associated with the amount received from holders exercising their stock options and paid by the company to satisfy an employee's income tax withholding obligation when shares are withheld from settlement of a share-based award to cover taxes. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_Netproceedstaxwithholdingsfromsharebasedcompensation" xlink:label="loc_cah_Netproceedstaxwithholdingsfromsharebasedcompensation_504B1AF571CA6D3F65AC218BE89024FD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_Netproceedstaxwithholdingsfromsharebasedcompensation_504B1AF571CA6D3F65AC218BE89024FD" xlink:to="lab_cah_Netproceedstaxwithholdingsfromsharebasedcompensation_504B1AF571CA6D3F65AC218BE89024FD" xlink:type="arc" />
    <link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_CFE814D6D299701694F5218BE890B6C1_terseLabel_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_CFE814D6D299701694F5218BE890B6C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Excess tax benefits from share-based compensation</link:label>
    <link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_CFE814D6D299701694F5218BE890B6C1_label_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_CFE814D6D299701694F5218BE890B6C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Excess Tax Benefit from Share-based Compensation, Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities" xlink:label="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_CFE814D6D299701694F5218BE890B6C1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_CFE814D6D299701694F5218BE890B6C1" xlink:to="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_CFE814D6D299701694F5218BE890B6C1" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsOfDividendsCommonStock_1A5EE813E102631B1886218BE890AA7E_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDividendsCommonStock_1A5EE813E102631B1886218BE890AA7E" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Dividends on common shares</link:label>
    <link:label id="lab_us-gaap_PaymentsOfDividendsCommonStock_1A5EE813E102631B1886218BE890AA7E_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDividendsCommonStock_1A5EE813E102631B1886218BE890AA7E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments of Ordinary Dividends, Common Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_1A5EE813E102631B1886218BE890AA7E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsOfDividendsCommonStock_1A5EE813E102631B1886218BE890AA7E" xlink:to="lab_us-gaap_PaymentsOfDividendsCommonStock_1A5EE813E102631B1886218BE890AA7E" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_DAC28A3B800700687C2C218BE8905CD7_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_DAC28A3B800700687C2C218BE8905CD7" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Payments for Repurchase of Common Stock</link:label>
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_DAC28A3B800700687C2C218BE8905CD7_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_DAC28A3B800700687C2C218BE8905CD7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for Repurchase of Common Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_DAC28A3B800700687C2C218BE8905CD7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_DAC28A3B800700687C2C218BE8905CD7" xlink:to="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_DAC28A3B800700687C2C218BE8905CD7" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_632B5E10D62F1830E2A2218BE890DAF7_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_632B5E10D62F1830E2A2218BE890DAF7" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash used in financing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_632B5E10D62F1830E2A2218BE890DAF7_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_632B5E10D62F1830E2A2218BE890DAF7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_632B5E10D62F1830E2A2218BE890DAF7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_632B5E10D62F1830E2A2218BE890DAF7" xlink:to="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_632B5E10D62F1830E2A2218BE890DAF7" xlink:type="arc" />
    <link:label id="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_E6B712E6CC8BCFFE3A71218BE890CA81_terseLabel_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_E6B712E6CC8BCFFE3A71218BE890CA81" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effect of exchange rates changes on cash and equivalents</link:label>
    <link:label id="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_E6B712E6CC8BCFFE3A71218BE890CA81_label_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_E6B712E6CC8BCFFE3A71218BE890CA81" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effect of Exchange Rate on Cash and Cash Equivalents</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_E6B712E6CC8BCFFE3A71218BE890CA81" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_E6B712E6CC8BCFFE3A71218BE890CA81" xlink:to="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_E6B712E6CC8BCFFE3A71218BE890CA81" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_4F722611740236D6AFBC218BE890C472_totalLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_4F722611740236D6AFBC218BE890C472" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net decrease in cash and equivalents</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_4F722611740236D6AFBC218BE890C472_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_4F722611740236D6AFBC218BE890C472" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, Period Increase (Decrease)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_4F722611740236D6AFBC218BE890C472" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_4F722611740236D6AFBC218BE890C472" xlink:to="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_4F722611740236D6AFBC218BE890C472" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_015B71CBAD57BFAD22C7218BE890522B_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_015B71CBAD57BFAD22C7218BE890522B" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Cash and equivalents at beginning of period</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_015B71CBAD57BFAD22C7218BE890522B_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_015B71CBAD57BFAD22C7218BE890522B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, at Carrying Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_015B71CBAD57BFAD22C7218BE890522B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_015B71CBAD57BFAD22C7218BE890522B" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_015B71CBAD57BFAD22C7218BE890522B" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_4CDDC631648D7BABE977218BE8902B59_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_4CDDC631648D7BABE977218BE8902B59" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Cash and equivalents at end of period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_4CDDC631648D7BABE977218BE8902B59" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_4CDDC631648D7BABE977218BE8902B59" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_4CDDC631648D7BABE977218BE8902B59" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountingPoliciesAbstract_73B198D68D96C1BC606966A93A5F8D6F_label_en-US" xlink:label="lab_us-gaap_AccountingPoliciesAbstract_4682AFC4BD885E60A12ECFE4B293FDAA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounting Policies [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_4682AFC4BD885E60A12ECFE4B293FDAA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_4682AFC4BD885E60A12ECFE4B293FDAA" xlink:to="lab_us-gaap_AccountingPoliciesAbstract_4682AFC4BD885E60A12ECFE4B293FDAA" xlink:type="arc" />
    <link:label id="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_0D3055CE84C2B69A02A166A93A5F69F1_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2EC8D2E1D61B506BBE7AF0C1D0B21C8F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">New Accounting Pronouncements or Change in Accounting Principle [Table]</link:label>
    <link:label id="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_0D3055CE84C2B69A02A166A93A5F69F1_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2EC8D2E1D61B506BBE7AF0C1D0B21C8F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">New Accounting Pronouncements or Change in Accounting Principle [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2EC8D2E1D61B506BBE7AF0C1D0B21C8F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2EC8D2E1D61B506BBE7AF0C1D0B21C8F" xlink:to="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_2EC8D2E1D61B506BBE7AF0C1D0B21C8F" xlink:type="arc" />
    <link:label id="lab_us-gaap_NewAccountingPronouncementEarlyAdoptionAxis_C61987FBFF8CD9EE58E066A93A5F6AFC_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementEarlyAdoptionAxis_980A6FD4EE9C52A6A65255ADC68D280F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">New Accounting Pronouncement, Early Adoption [Axis]</link:label>
    <link:label id="lab_us-gaap_NewAccountingPronouncementEarlyAdoptionAxis_C61987FBFF8CD9EE58E066A93A5F6AFC_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementEarlyAdoptionAxis_980A6FD4EE9C52A6A65255ADC68D280F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">New Accounting Pronouncement, Early Adoption [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NewAccountingPronouncementEarlyAdoptionAxis" xlink:label="loc_us-gaap_NewAccountingPronouncementEarlyAdoptionAxis_980A6FD4EE9C52A6A65255ADC68D280F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NewAccountingPronouncementEarlyAdoptionAxis_980A6FD4EE9C52A6A65255ADC68D280F" xlink:to="lab_us-gaap_NewAccountingPronouncementEarlyAdoptionAxis_980A6FD4EE9C52A6A65255ADC68D280F" xlink:type="arc" />
    <link:label id="lab_us-gaap_NewAccountingPrinciplesEarlyAdoptionMember_270679D030082D680A1866A93A5FB804_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPrinciplesEarlyAdoptionMember_237E9B2A4B1850C89CA033236BDB0E89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">New Accounting Principles, Early Adoption [Domain]</link:label>
    <link:label id="lab_us-gaap_NewAccountingPrinciplesEarlyAdoptionMember_270679D030082D680A1866A93A5FB804_label_en-US" xlink:label="lab_us-gaap_NewAccountingPrinciplesEarlyAdoptionMember_237E9B2A4B1850C89CA033236BDB0E89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">New Accounting Principles, Early Adoption [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NewAccountingPrinciplesEarlyAdoptionMember" xlink:label="loc_us-gaap_NewAccountingPrinciplesEarlyAdoptionMember_237E9B2A4B1850C89CA033236BDB0E89" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NewAccountingPrinciplesEarlyAdoptionMember_237E9B2A4B1850C89CA033236BDB0E89" xlink:to="lab_us-gaap_NewAccountingPrinciplesEarlyAdoptionMember_237E9B2A4B1850C89CA033236BDB0E89" xlink:type="arc" />
    <link:label id="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_CEC7E004E29564C6935E66A93A5F196B_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2061BB72131D5428BD4015CF0933FE6F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">New Accounting Pronouncements or Change in Accounting Principle [Line Items]</link:label>
    <link:label id="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_CEC7E004E29564C6935E66A93A5F196B_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2061BB72131D5428BD4015CF0933FE6F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">New Accounting Pronouncements or Change in Accounting Principle [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2061BB72131D5428BD4015CF0933FE6F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2061BB72131D5428BD4015CF0933FE6F" xlink:to="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2061BB72131D5428BD4015CF0933FE6F" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquityAbstract_9AC3DAADA73EF31BC93F076DBC3014C0_label_en-US" xlink:label="lab_us-gaap_EquityAbstract_9AC3DAADA73EF31BC93F076DBC3014C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaap_EquityAbstract_9AC3DAADA73EF31BC93F076DBC3014C0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityAbstract_9AC3DAADA73EF31BC93F076DBC3014C0" xlink:to="lab_us-gaap_EquityAbstract_9AC3DAADA73EF31BC93F076DBC3014C0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_350D8610B77DB5F0D00B076DBC30B24C_terseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_350D8610B77DB5F0D00B076DBC30B24C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Loss [Table]</link:label>
    <link:label id="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_350D8610B77DB5F0D00B076DBC30B24C_label_en-US" xlink:label="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_350D8610B77DB5F0D00B076DBC30B24C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification out of Accumulated Other Comprehensive Income [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_350D8610B77DB5F0D00B076DBC30B24C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_350D8610B77DB5F0D00B076DBC30B24C" xlink:to="lab_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_350D8610B77DB5F0D00B076DBC30B24C" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_BEC2B878100CD482ABAB076DBC307BBE_terseLabel_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_BEC2B878100CD482ABAB076DBC307BBE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_BEC2B878100CD482ABAB076DBC307BBE_label_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_BEC2B878100CD482ABAB076DBC307BBE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Components [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_BEC2B878100CD482ABAB076DBC307BBE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_BEC2B878100CD482ABAB076DBC307BBE" xlink:to="lab_us-gaap_StatementEquityComponentsAxis_BEC2B878100CD482ABAB076DBC307BBE" xlink:type="arc" />
    <link:label id="lab_us-gaap_EquityComponentDomain_8D7E35561D397095E089076DBC30CA12_terseLabel_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_8D7E35561D397095E089076DBC30CA12" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:label id="lab_us-gaap_EquityComponentDomain_8D7E35561D397095E089076DBC30CA12_label_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_8D7E35561D397095E089076DBC30CA12" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Component [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_8D7E35561D397095E089076DBC30CA12" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityComponentDomain_8D7E35561D397095E089076DBC30CA12" xlink:to="lab_us-gaap_EquityComponentDomain_8D7E35561D397095E089076DBC30CA12" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_2A62C96A9278C86FDB83076DBC306B5C_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_2A62C96A9278C86FDB83076DBC306B5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign Currency Translation Adjustments</link:label>
    <link:label id="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_2A62C96A9278C86FDB83076DBC306B5C_label_en-US" xlink:label="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_2A62C96A9278C86FDB83076DBC306B5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember" xlink:label="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_2A62C96A9278C86FDB83076DBC306B5C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_2A62C96A9278C86FDB83076DBC306B5C" xlink:to="lab_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_2A62C96A9278C86FDB83076DBC306B5C" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterestMember_66BCD4A84C2599854217076DBC3060AC_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterestMember_66BCD4A84C2599854217076DBC3060AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrealized Gain/(Loss) on Derivatives, net of tax</link:label>
    <link:label id="lab_us-gaap_AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterestMember_66BCD4A84C2599854217076DBC3060AC_label_en-US" xlink:label="lab_us-gaap_AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterestMember_66BCD4A84C2599854217076DBC3060AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Net Gain (Loss) from Cash Flow Hedges Including Portion Attributable to Noncontrolling Interest [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterestMember" xlink:label="loc_us-gaap_AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterestMember_66BCD4A84C2599854217076DBC3060AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterestMember_66BCD4A84C2599854217076DBC3060AC" xlink:to="lab_us-gaap_AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterestMember_66BCD4A84C2599854217076DBC3060AC" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_6DAFBBEEC06B21EC196C076DBC30B790_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_6DAFBBEEC06B21EC196C076DBC30B790" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">AOCI Attributable to Parent [Member]</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_6DAFBBEEC06B21EC196C076DBC30B790_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_6DAFBBEEC06B21EC196C076DBC30B790" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">AOCI Attributable to Parent [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_6DAFBBEEC06B21EC196C076DBC30B790" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_6DAFBBEEC06B21EC196C076DBC30B790" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_6DAFBBEEC06B21EC196C076DBC30B790" xlink:type="arc" />
    <link:label id="lab_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_F1ACF5F5D132F9C72779076DBC303124_terseLabel_en-US" xlink:label="lab_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_F1ACF5F5D132F9C72779076DBC303124" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Loss</link:label>
    <link:label id="lab_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_F1ACF5F5D132F9C72779076DBC303124_label_en-US" xlink:label="lab_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_F1ACF5F5D132F9C72779076DBC303124" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">AOCI Including Portion Attributable to Noncontrolling Interest [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember" xlink:label="loc_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_F1ACF5F5D132F9C72779076DBC303124" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_F1ACF5F5D132F9C72779076DBC303124" xlink:to="lab_us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember_F1ACF5F5D132F9C72779076DBC303124" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_1E65B2286E331F1936BB076DBC306033_terseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_1E65B2286E331F1936BB076DBC306033" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Rollforward]</link:label>
    <link:label id="lab_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_1E65B2286E331F1936BB076DBC306033_label_en-US" xlink:label="lab_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_1E65B2286E331F1936BB076DBC306033" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems" xlink:label="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_1E65B2286E331F1936BB076DBC306033" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_1E65B2286E331F1936BB076DBC306033" xlink:to="lab_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_1E65B2286E331F1936BB076DBC306033" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_C81E5AA6D790F1E1CAF8076DBC303BC2_terseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_C81E5AA6D790F1E1CAF8076DBC303BC2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">AOCI, Net of Tax [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_C81E5AA6D790F1E1CAF8076DBC303BC2_label_en-US" xlink:label="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_C81E5AA6D790F1E1CAF8076DBC303BC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_C81E5AA6D790F1E1CAF8076DBC303BC2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_C81E5AA6D790F1E1CAF8076DBC303BC2" xlink:to="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_C81E5AA6D790F1E1CAF8076DBC303BC2" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_8314BEE1746AD3865AB4076DBC305DD7_periodStartLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_8314BEE1746AD3865AB4076DBC305DD7" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Balance at beginning of period</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_8314BEE1746AD3865AB4076DBC305DD7_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_8314BEE1746AD3865AB4076DBC305DD7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_8314BEE1746AD3865AB4076DBC305DD7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_8314BEE1746AD3865AB4076DBC305DD7" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_8314BEE1746AD3865AB4076DBC305DD7" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_5BA73139E8216DE3FFB4076DBC30E0B2_verboseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_5BA73139E8216DE3FFB4076DBC30E0B2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive income/(loss), before reclassifications</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_5BA73139E8216DE3FFB4076DBC30E0B2_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_5BA73139E8216DE3FFB4076DBC30E0B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), before Reclassifications, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_5BA73139E8216DE3FFB4076DBC30E0B2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_5BA73139E8216DE3FFB4076DBC30E0B2" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_5BA73139E8216DE3FFB4076DBC30E0B2" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_46E3941A54AC36CDEB4C076DBC30B04D_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_46E3941A54AC36CDEB4C076DBC30B04D" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Amounts reclassified to earnings</link:label>
    <link:label id="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_46E3941A54AC36CDEB4C076DBC30B04D_label_en-US" xlink:label="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_46E3941A54AC36CDEB4C076DBC30B04D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_46E3941A54AC36CDEB4C076DBC30B04D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_46E3941A54AC36CDEB4C076DBC30B04D" xlink:to="lab_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_46E3941A54AC36CDEB4C076DBC30B04D" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_B9B18B4B98773C7584C3076DBC304F41_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_B9B18B4B98773C7584C3076DBC304F41" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total other comprehensive income/(loss), net of tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_B9B18B4B98773C7584C3076DBC304F41_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_B9B18B4B98773C7584C3076DBC304F41" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_B9B18B4B98773C7584C3076DBC304F41" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_B9B18B4B98773C7584C3076DBC304F41" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_B9B18B4B98773C7584C3076DBC304F41" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_157863ECEA2578CC8370076DBC304862_periodEndLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_157863ECEA2578CC8370076DBC304862" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Balance at end of period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_157863ECEA2578CC8370076DBC304862" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_157863ECEA2578CC8370076DBC304862" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_157863ECEA2578CC8370076DBC304862" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_C4CBCCFEB64679887B21C162B0C7EF5B_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_8F73D2873A105037959C6D29D9C7E516" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_C4CBCCFEB64679887B21C162B0C7EF5B_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_8F73D2873A105037959C6D29D9C7E516" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_8F73D2873A105037959C6D29D9C7E516" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_8F73D2873A105037959C6D29D9C7E516" xlink:to="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_8F73D2873A105037959C6D29D9C7E516" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_0AE6442329B36907FEDAC162B0C7E605_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_6F737E63314C5E95B1977BF35ACFB61D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Measurement Frequency [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_0AE6442329B36907FEDAC162B0C7E605_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_6F737E63314C5E95B1977BF35ACFB61D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Measurement Frequency [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_6F737E63314C5E95B1977BF35ACFB61D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_6F737E63314C5E95B1977BF35ACFB61D" xlink:to="lab_us-gaap_FairValueByMeasurementFrequencyAxis_6F737E63314C5E95B1977BF35ACFB61D" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_8311BF840188976F81EBC162B0C8B313_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_3B1CC77ACB5C5057A45ED57DEBE438C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement Frequency [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_8311BF840188976F81EBC162B0C8B313_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_3B1CC77ACB5C5057A45ED57DEBE438C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement Frequency [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_3B1CC77ACB5C5057A45ED57DEBE438C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_3B1CC77ACB5C5057A45ED57DEBE438C4" xlink:to="lab_us-gaap_FairValueMeasurementFrequencyDomain_3B1CC77ACB5C5057A45ED57DEBE438C4" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_412CF3D8EC146D8E7AFFC162B0C89ABB_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember_D645C3C7DFCC5784BA01E7ABD4ACD552" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Recurring</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_412CF3D8EC146D8E7AFFC162B0C89ABB_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember_D645C3C7DFCC5784BA01E7ABD4ACD552" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurements, Recurring [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_D645C3C7DFCC5784BA01E7ABD4ACD552" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsRecurringMember_D645C3C7DFCC5784BA01E7ABD4ACD552" xlink:to="lab_us-gaap_FairValueMeasurementsRecurringMember_D645C3C7DFCC5784BA01E7ABD4ACD552" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByLiabilityClassAxis_DA5E12A22EAF27443FDCC162B0C8C752_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByLiabilityClassAxis_C292AFA415135CE2840CA31A9CBC5F69" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Liability Class [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByLiabilityClassAxis_DA5E12A22EAF27443FDCC162B0C8C752_label_en-US" xlink:label="lab_us-gaap_FairValueByLiabilityClassAxis_C292AFA415135CE2840CA31A9CBC5F69" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liability Class [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByLiabilityClassAxis" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_C292AFA415135CE2840CA31A9CBC5F69" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_C292AFA415135CE2840CA31A9CBC5F69" xlink:to="lab_us-gaap_FairValueByLiabilityClassAxis_C292AFA415135CE2840CA31A9CBC5F69" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_7162B8E2E976E08DCE42C162B0C891F3_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_D70639C1D04E546691DE63C578CEAEAF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value by Liability Class [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_7162B8E2E976E08DCE42C162B0C891F3_label_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_D70639C1D04E546691DE63C578CEAEAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value by Liability Class [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_D70639C1D04E546691DE63C578CEAEAF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_D70639C1D04E546691DE63C578CEAEAF" xlink:to="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_D70639C1D04E546691DE63C578CEAEAF" xlink:type="arc" />
    <link:label id="lab_cah_ContingentConsiderationClassifiedasaLiabilityMember_B8C6F1B2E23457BD82B0C162B0C8FBA9_terseLabel_en-US" xlink:label="lab_cah_ContingentConsiderationClassifiedasaLiabilityMember_D477888F44C45A0797420C7CDC2C1C78" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contingent Consideration Obligation</link:label>
    <link:label id="lab_cah_ContingentConsiderationClassifiedasaLiabilityMember_B8C6F1B2E23457BD82B0C162B0C8FBA9_label_en-US" xlink:label="lab_cah_ContingentConsiderationClassifiedasaLiabilityMember_D477888F44C45A0797420C7CDC2C1C78" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contingent Consideration Classified as a Liability [Member]</link:label>
    <link:label id="lab_cah_ContingentConsiderationClassifiedasaLiabilityMember_B8C6F1B2E23457BD82B0C162B0C8FBA9_documentation_en-US" xlink:label="lab_cah_ContingentConsiderationClassifiedasaLiabilityMember_D477888F44C45A0797420C7CDC2C1C78" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Contingent Consideration Classified as a Liability [Member]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_ContingentConsiderationClassifiedasaLiabilityMember" xlink:label="loc_cah_ContingentConsiderationClassifiedasaLiabilityMember_D477888F44C45A0797420C7CDC2C1C78" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_ContingentConsiderationClassifiedasaLiabilityMember_D477888F44C45A0797420C7CDC2C1C78" xlink:to="lab_cah_ContingentConsiderationClassifiedasaLiabilityMember_D477888F44C45A0797420C7CDC2C1C78" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_7213706C43FF2DD66157C162B0C82EEE_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_A83A2814544F5038945F57859C01F211" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_7213706C43FF2DD66157C162B0C82EEE_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_A83A2814544F5038945F57859C01F211" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_A83A2814544F5038945F57859C01F211" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_A83A2814544F5038945F57859C01F211" xlink:to="lab_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_A83A2814544F5038945F57859C01F211" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_035066FF45576371D31CC162B0C823EF_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_A250B367259A529183AE9DE48E69DB9C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_035066FF45576371D31CC162B0C823EF_label_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_A250B367259A529183AE9DE48E69DB9C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_A250B367259A529183AE9DE48E69DB9C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_A250B367259A529183AE9DE48E69DB9C" xlink:to="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_A250B367259A529183AE9DE48E69DB9C" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_FF86897C34D46E20AF6BC162B0C8C701_periodStartLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_8CBE15603E815C2480E5DC86E12FFF07" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Balance at beginning of period</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_FF86897C34D46E20AF6BC162B0C8C701_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_8CBE15603E815C2480E5DC86E12FFF07" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_8CBE15603E815C2480E5DC86E12FFF07" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_8CBE15603E815C2480E5DC86E12FFF07" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_8CBE15603E815C2480E5DC86E12FFF07" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases_C875A7C3D8BDCA084341C162B0C80551_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases_8C82EAED357E5414BC0D2A93E2D5FA0C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additions from acquisitions</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases_C875A7C3D8BDCA084341C162B0C80551_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases_8C82EAED357E5414BC0D2A93E2D5FA0C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases_8C82EAED357E5414BC0D2A93E2D5FA0C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases_8C82EAED357E5414BC0D2A93E2D5FA0C" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases_8C82EAED357E5414BC0D2A93E2D5FA0C" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_B43BEC47D11DE5A9A8D7C162B0C90DC0_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_0AB5B1FA8BDB548EA239127522EAD25F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in fair value of contingent consideration</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_B43BEC47D11DE5A9A8D7C162B0C90DC0_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_0AB5B1FA8BDB548EA239127522EAD25F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_0AB5B1FA8BDB548EA239127522EAD25F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_0AB5B1FA8BDB548EA239127522EAD25F" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease_0AB5B1FA8BDB548EA239127522EAD25F" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_52117FAA4ABB6BA2441FC162B0C9AE04_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_438C36D79BF15DD692B6D4D2A54FEAE5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Payment of contingent consideration</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_52117FAA4ABB6BA2441FC162B0C9AE04_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_438C36D79BF15DD692B6D4D2A54FEAE5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_438C36D79BF15DD692B6D4D2A54FEAE5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_438C36D79BF15DD692B6D4D2A54FEAE5" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_438C36D79BF15DD692B6D4D2A54FEAE5" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_0AC3D70977A20A3720DAC162B0C9698E_periodEndLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_8675D7F9380A5D34A82458E411191E06" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Balance at end of period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_8675D7F9380A5D34A82458E411191E06" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_8675D7F9380A5D34A82458E411191E06" xlink:to="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_8675D7F9380A5D34A82458E411191E06" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareAbstract_3ED31866EB9AA2238714670E8AB99CC9_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_39CE69BB2F10573A9F943DBDDFBE6E01" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_39CE69BB2F10573A9F943DBDDFBE6E01" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareAbstract_39CE69BB2F10573A9F943DBDDFBE6E01" xlink:to="lab_us-gaap_EarningsPerShareAbstract_39CE69BB2F10573A9F943DBDDFBE6E01" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareTextBlock_013EC5F3E672AB394F9F670F4B5D9063_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_9327A84A4ABB53A09A85FDEA689737FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Earnings Per Share [Text Block]</link:label>
    <link:label id="lab_us-gaap_EarningsPerShareTextBlock_013EC5F3E672AB394F9F670F4B5D9063_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_9327A84A4ABB53A09A85FDEA689737FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_9327A84A4ABB53A09A85FDEA689737FA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareTextBlock_9327A84A4ABB53A09A85FDEA689737FA" xlink:to="lab_us-gaap_EarningsPerShareTextBlock_9327A84A4ABB53A09A85FDEA689737FA" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_ABBCDA8585C3918844E1670E8AB9F229_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_F56E7FF54091582FBE5A6CD5A9B8FE09" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reconciliation of Common Shares Used to Compute Basic and Diluted Earnings Per Share</link:label>
    <link:label id="lab_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_ABBCDA8585C3918844E1670E8AB9F229_label_en-US" xlink:label="lab_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_F56E7FF54091582FBE5A6CD5A9B8FE09" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Weighted Average Number of Shares [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_F56E7FF54091582FBE5A6CD5A9B8FE09" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_F56E7FF54091582FBE5A6CD5A9B8FE09" xlink:to="lab_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_F56E7FF54091582FBE5A6CD5A9B8FE09" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_F0E1F94524BA6B23FAAB218BE8AF207D_label_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract_F0E1F94524BA6B23FAAB218BE8AF207D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Financial Position [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_F0E1F94524BA6B23FAAB218BE8AF207D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_F0E1F94524BA6B23FAAB218BE8AF207D" xlink:to="lab_us-gaap_StatementOfFinancialPositionAbstract_F0E1F94524BA6B23FAAB218BE8AF207D" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsAbstract_1356533DCF1CFF42BD44218BE8AFF8AA_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsAbstract_1356533DCF1CFF42BD44218BE8AFF8AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assets</link:label>
    <link:label id="lab_us-gaap_AssetsAbstract_1356533DCF1CFF42BD44218BE8AFF8AA_label_en-US" xlink:label="lab_us-gaap_AssetsAbstract_1356533DCF1CFF42BD44218BE8AFF8AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_1356533DCF1CFF42BD44218BE8AFF8AA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsAbstract_1356533DCF1CFF42BD44218BE8AFF8AA" xlink:to="lab_us-gaap_AssetsAbstract_1356533DCF1CFF42BD44218BE8AFF8AA" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsCurrentAbstract_54A72EF9923873153472218BE8AF6780_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_54A72EF9923873153472218BE8AF6780" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current assets:</link:label>
    <link:label id="lab_us-gaap_AssetsCurrentAbstract_54A72EF9923873153472218BE8AF6780_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_54A72EF9923873153472218BE8AF6780" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Current [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_54A72EF9923873153472218BE8AF6780" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrentAbstract_54A72EF9923873153472218BE8AF6780" xlink:to="lab_us-gaap_AssetsCurrentAbstract_54A72EF9923873153472218BE8AF6780" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_CE2E9BBD864222E681D2218BE8AF63F4_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_CE2E9BBD864222E681D2218BE8AF63F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash and equivalents</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_CE2E9BBD864222E681D2218BE8AF63F4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_CE2E9BBD864222E681D2218BE8AF63F4" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_CE2E9BBD864222E681D2218BE8AF63F4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReceivablesNetCurrent_80C0431C07076A1C4C87218BE8AF6E3B_terseLabel_en-US" xlink:label="lab_us-gaap_ReceivablesNetCurrent_80C0431C07076A1C4C87218BE8AF6E3B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade receivables, net</link:label>
    <link:label id="lab_us-gaap_ReceivablesNetCurrent_80C0431C07076A1C4C87218BE8AF6E3B_label_en-US" xlink:label="lab_us-gaap_ReceivablesNetCurrent_80C0431C07076A1C4C87218BE8AF6E3B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Receivables, Net, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReceivablesNetCurrent" xlink:label="loc_us-gaap_ReceivablesNetCurrent_80C0431C07076A1C4C87218BE8AF6E3B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReceivablesNetCurrent_80C0431C07076A1C4C87218BE8AF6E3B" xlink:to="lab_us-gaap_ReceivablesNetCurrent_80C0431C07076A1C4C87218BE8AF6E3B" xlink:type="arc" />
    <link:label id="lab_us-gaap_InventoryNet_1C4970D63540658D2552218BE8AF4359_terseLabel_en-US" xlink:label="lab_us-gaap_InventoryNet_1C4970D63540658D2552218BE8AF4359" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Inventories, net</link:label>
    <link:label id="lab_us-gaap_InventoryNet_1C4970D63540658D2552218BE8AF4359_label_en-US" xlink:label="lab_us-gaap_InventoryNet_1C4970D63540658D2552218BE8AF4359" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Inventory, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_1C4970D63540658D2552218BE8AF4359" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InventoryNet_1C4970D63540658D2552218BE8AF4359" xlink:to="lab_us-gaap_InventoryNet_1C4970D63540658D2552218BE8AF4359" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAssetsCurrent_9F5B14AD66D74FF201D7218BE8AFC664_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_9F5B14AD66D74FF201D7218BE8AFC664" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Prepaid expenses and other</link:label>
    <link:label id="lab_us-gaap_OtherAssetsCurrent_9F5B14AD66D74FF201D7218BE8AFC664_label_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_9F5B14AD66D74FF201D7218BE8AFC664" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Assets, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_9F5B14AD66D74FF201D7218BE8AFC664" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsCurrent_9F5B14AD66D74FF201D7218BE8AFC664" xlink:to="lab_us-gaap_OtherAssetsCurrent_9F5B14AD66D74FF201D7218BE8AFC664" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_4FCA4E40DC7504EC3990218BE8AF8480_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_4FCA4E40DC7504EC3990218BE8AF8480" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assets held for sale</link:label>
    <link:label id="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_4FCA4E40DC7504EC3990218BE8AF8480_label_en-US" xlink:label="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_4FCA4E40DC7504EC3990218BE8AF8480" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Group, Including Discontinued Operation, Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation" xlink:label="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_4FCA4E40DC7504EC3990218BE8AF8480" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_4FCA4E40DC7504EC3990218BE8AF8480" xlink:to="lab_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_4FCA4E40DC7504EC3990218BE8AF8480" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsCurrent_46E8BBB4C6B7F91B33C3218BE8AFF905_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_46E8BBB4C6B7F91B33C3218BE8AFF905" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total current assets</link:label>
    <link:label id="lab_us-gaap_AssetsCurrent_46E8BBB4C6B7F91B33C3218BE8AFF905_label_en-US" xlink:label="lab_us-gaap_AssetsCurrent_46E8BBB4C6B7F91B33C3218BE8AFF905" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_46E8BBB4C6B7F91B33C3218BE8AFF905" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrent_46E8BBB4C6B7F91B33C3218BE8AFF905" xlink:to="lab_us-gaap_AssetsCurrent_46E8BBB4C6B7F91B33C3218BE8AFF905" xlink:type="arc" />
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_0373656023107E3D4A6C218BE8AF46DD_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_0373656023107E3D4A6C218BE8AF46DD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property and equipment, net</link:label>
    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_0373656023107E3D4A6C218BE8AF46DD_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_0373656023107E3D4A6C218BE8AF46DD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, Plant and Equipment, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_0373656023107E3D4A6C218BE8AF46DD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_0373656023107E3D4A6C218BE8AF46DD" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_0373656023107E3D4A6C218BE8AF46DD" xlink:type="arc" />
    <link:label id="lab_us-gaap_IntangibleAssetsNetIncludingGoodwill_E0246F1F0FDFBE38C16F218BE8AF3EC9_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetIncludingGoodwill_E0246F1F0FDFBE38C16F218BE8AF3EC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill and other intangibles, net</link:label>
    <link:label id="lab_us-gaap_IntangibleAssetsNetIncludingGoodwill_E0246F1F0FDFBE38C16F218BE8AF3EC9_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetIncludingGoodwill_E0246F1F0FDFBE38C16F218BE8AF3EC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible Assets, Net (Including Goodwill)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IntangibleAssetsNetIncludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetIncludingGoodwill_E0246F1F0FDFBE38C16F218BE8AF3EC9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IntangibleAssetsNetIncludingGoodwill_E0246F1F0FDFBE38C16F218BE8AF3EC9" xlink:to="lab_us-gaap_IntangibleAssetsNetIncludingGoodwill_E0246F1F0FDFBE38C16F218BE8AF3EC9" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAssetsNoncurrent_3B246B1AB59192CC2C8D218BE8AF3073_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_3B246B1AB59192CC2C8D218BE8AF3073" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other assets</link:label>
    <link:label id="lab_us-gaap_OtherAssetsNoncurrent_3B246B1AB59192CC2C8D218BE8AF3073_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_3B246B1AB59192CC2C8D218BE8AF3073" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Assets, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_3B246B1AB59192CC2C8D218BE8AF3073" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_3B246B1AB59192CC2C8D218BE8AF3073" xlink:to="lab_us-gaap_OtherAssetsNoncurrent_3B246B1AB59192CC2C8D218BE8AF3073" xlink:type="arc" />
    <link:label id="lab_us-gaap_Assets_EA6DBB021253B03E09D6218BE8AFC182_totalLabel_en-US" xlink:label="lab_us-gaap_Assets_EA6DBB021253B03E09D6218BE8AFC182" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total assets</link:label>
    <link:label id="lab_us-gaap_Assets_EA6DBB021253B03E09D6218BE8AFC182_label_en-US" xlink:label="lab_us-gaap_Assets_EA6DBB021253B03E09D6218BE8AFC182" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_EA6DBB021253B03E09D6218BE8AFC182" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets_EA6DBB021253B03E09D6218BE8AFC182" xlink:to="lab_us-gaap_Assets_EA6DBB021253B03E09D6218BE8AFC182" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_244DBEC4F1A29FF8F8AC218BE8AFA63F_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_244DBEC4F1A29FF8F8AC218BE8AFA63F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Liabilities, Redeemable Noncontrolling Interests and Shareholders&#8217; Equity</link:label>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_244DBEC4F1A29FF8F8AC218BE8AFA63F_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_244DBEC4F1A29FF8F8AC218BE8AFA63F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities and Equity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_244DBEC4F1A29FF8F8AC218BE8AFA63F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_244DBEC4F1A29FF8F8AC218BE8AFA63F" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_244DBEC4F1A29FF8F8AC218BE8AFA63F" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_563EC43621CF8C69D64B218BE8AF7A88_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_563EC43621CF8C69D64B218BE8AF7A88" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current liabilities:</link:label>
    <link:label id="lab_us-gaap_LiabilitiesCurrentAbstract_563EC43621CF8C69D64B218BE8AF7A88_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrentAbstract_563EC43621CF8C69D64B218BE8AF7A88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities, Current [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_563EC43621CF8C69D64B218BE8AF7A88" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_563EC43621CF8C69D64B218BE8AF7A88" xlink:to="lab_us-gaap_LiabilitiesCurrentAbstract_563EC43621CF8C69D64B218BE8AF7A88" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccountsPayableCurrent_F335A5862E3D56DD4928218BE8AFA49A_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_F335A5862E3D56DD4928218BE8AFA49A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accounts payable</link:label>
    <link:label id="lab_us-gaap_AccountsPayableCurrent_F335A5862E3D56DD4928218BE8AFA49A_label_en-US" xlink:label="lab_us-gaap_AccountsPayableCurrent_F335A5862E3D56DD4928218BE8AFA49A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Payable, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaap_AccountsPayableCurrent_F335A5862E3D56DD4928218BE8AFA49A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountsPayableCurrent_F335A5862E3D56DD4928218BE8AFA49A" xlink:to="lab_us-gaap_AccountsPayableCurrent_F335A5862E3D56DD4928218BE8AFA49A" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_E51543FDE1E92D929685218BE8AFBF1B_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_E51543FDE1E92D929685218BE8AFBF1B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current portion of long-term obligations and other short-term borrowings</link:label>
    <link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_E51543FDE1E92D929685218BE8AFBF1B_label_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_E51543FDE1E92D929685218BE8AFBF1B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt and Capital Lease Obligations, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_E51543FDE1E92D929685218BE8AFBF1B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_E51543FDE1E92D929685218BE8AFBF1B" xlink:to="lab_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_E51543FDE1E92D929685218BE8AFBF1B" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherAccruedLiabilitiesCurrent_CA1D54C03F6431B462BF218BE8AF1CC2_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAccruedLiabilitiesCurrent_CA1D54C03F6431B462BF218BE8AF1CC2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other accrued liabilities</link:label>
    <link:label id="lab_us-gaap_OtherAccruedLiabilitiesCurrent_CA1D54C03F6431B462BF218BE8AF1CC2_label_en-US" xlink:label="lab_us-gaap_OtherAccruedLiabilitiesCurrent_CA1D54C03F6431B462BF218BE8AF1CC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Accrued Liabilities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_CA1D54C03F6431B462BF218BE8AF1CC2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAccruedLiabilitiesCurrent_CA1D54C03F6431B462BF218BE8AF1CC2" xlink:to="lab_us-gaap_OtherAccruedLiabilitiesCurrent_CA1D54C03F6431B462BF218BE8AF1CC2" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_12B3377D23E1931EEC03218BE8AF71EE_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_12B3377D23E1931EEC03218BE8AF71EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Liabilities related to assets held for sale</link:label>
    <link:label id="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_12B3377D23E1931EEC03218BE8AF71EE_label_en-US" xlink:label="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_12B3377D23E1931EEC03218BE8AF71EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Group, Including Discontinued Operation, Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_12B3377D23E1931EEC03218BE8AF71EE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_12B3377D23E1931EEC03218BE8AF71EE" xlink:to="lab_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation_12B3377D23E1931EEC03218BE8AF71EE" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesCurrent_CF0F8E48DFEDB828752E218BE8AF8718_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_CF0F8E48DFEDB828752E218BE8AF8718" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total current liabilities</link:label>
    <link:label id="lab_us-gaap_LiabilitiesCurrent_CF0F8E48DFEDB828752E218BE8AF8718_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_CF0F8E48DFEDB828752E218BE8AF8718" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities, Current</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_CF0F8E48DFEDB828752E218BE8AF8718" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesCurrent_CF0F8E48DFEDB828752E218BE8AF8718" xlink:to="lab_us-gaap_LiabilitiesCurrent_CF0F8E48DFEDB828752E218BE8AF8718" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_D001867AD8311ACED576218BE8AF1D58_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_D001867AD8311ACED576218BE8AF1D58" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term obligations, less current portion</link:label>
    <link:label id="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_D001867AD8311ACED576218BE8AF1D58_label_en-US" xlink:label="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_D001867AD8311ACED576218BE8AF1D58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt and Capital Lease Obligations</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_D001867AD8311ACED576218BE8AF1D58" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_D001867AD8311ACED576218BE8AF1D58" xlink:to="lab_us-gaap_LongTermDebtAndCapitalLeaseObligations_D001867AD8311ACED576218BE8AF1D58" xlink:type="arc" />
    <link:label id="lab_us-gaap_DeferredTaxAndOtherLiabilitiesNoncurrent_9BD72ABB1BCDBDCCDA13218BE8AFB4C3_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxAndOtherLiabilitiesNoncurrent_9BD72ABB1BCDBDCCDA13218BE8AFB4C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred income taxes and other liabilities</link:label>
    <link:label id="lab_us-gaap_DeferredTaxAndOtherLiabilitiesNoncurrent_9BD72ABB1BCDBDCCDA13218BE8AFB4C3_label_en-US" xlink:label="lab_us-gaap_DeferredTaxAndOtherLiabilitiesNoncurrent_9BD72ABB1BCDBDCCDA13218BE8AFB4C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Tax and Other Liabilities, Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxAndOtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_DeferredTaxAndOtherLiabilitiesNoncurrent_9BD72ABB1BCDBDCCDA13218BE8AFB4C3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredTaxAndOtherLiabilitiesNoncurrent_9BD72ABB1BCDBDCCDA13218BE8AFB4C3" xlink:to="lab_us-gaap_DeferredTaxAndOtherLiabilitiesNoncurrent_9BD72ABB1BCDBDCCDA13218BE8AFB4C3" xlink:type="arc" />
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_16047BC688825EA4FAE5218BE8AF2A85_verboseLabel_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_16047BC688825EA4FAE5218BE8AF2A85" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Redeemable noncontrolling interests</link:label>
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_16047BC688825EA4FAE5218BE8AF2A85_label_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_16047BC688825EA4FAE5218BE8AF2A85" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Redeemable Noncontrolling Interest, Equity, Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_16047BC688825EA4FAE5218BE8AF2A85" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_16047BC688825EA4FAE5218BE8AF2A85" xlink:to="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_16047BC688825EA4FAE5218BE8AF2A85" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityAbstract_8321DFF85C46AD4643D6218BE8AFBD78_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_8321DFF85C46AD4643D6218BE8AFBD78" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shareholders&#8217; equity:</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityAbstract_8321DFF85C46AD4643D6218BE8AFBD78_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityAbstract_8321DFF85C46AD4643D6218BE8AFBD78" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Attributable to Parent [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaap_StockholdersEquityAbstract_8321DFF85C46AD4643D6218BE8AFBD78" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityAbstract_8321DFF85C46AD4643D6218BE8AFBD78" xlink:to="lab_us-gaap_StockholdersEquityAbstract_8321DFF85C46AD4643D6218BE8AFBD78" xlink:type="arc" />
    <link:label id="lab_us-gaap_PreferredStockNumberOfSharesParValueAndOtherDisclosuresAbstract_F2765FA1DB4A241DD860218BE8AF8135_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockNumberOfSharesParValueAndOtherDisclosuresAbstract_F2765FA1DB4A241DD860218BE8AF8135" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preferred shares, without par value:</link:label>
    <link:label id="lab_us-gaap_PreferredStockNumberOfSharesParValueAndOtherDisclosuresAbstract_F2765FA1DB4A241DD860218BE8AF8135_label_en-US" xlink:label="lab_us-gaap_PreferredStockNumberOfSharesParValueAndOtherDisclosuresAbstract_F2765FA1DB4A241DD860218BE8AF8135" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock, Number of Shares, Par Value and Other Disclosures [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockNumberOfSharesParValueAndOtherDisclosuresAbstract" xlink:label="loc_us-gaap_PreferredStockNumberOfSharesParValueAndOtherDisclosuresAbstract_F2765FA1DB4A241DD860218BE8AF8135" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockNumberOfSharesParValueAndOtherDisclosuresAbstract_F2765FA1DB4A241DD860218BE8AF8135" xlink:to="lab_us-gaap_PreferredStockNumberOfSharesParValueAndOtherDisclosuresAbstract_F2765FA1DB4A241DD860218BE8AF8135" xlink:type="arc" />
    <link:label id="lab_us-gaap_PreferredStockValue_83EE0BE1BA5EE52EAEBE218BE8AFAEBF_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockValue_83EE0BE1BA5EE52EAEBE218BE8AFAEBF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Authorized&#8212;500 thousand shares, Issued&#8212;none</link:label>
    <link:label id="lab_us-gaap_PreferredStockValue_83EE0BE1BA5EE52EAEBE218BE8AFAEBF_label_en-US" xlink:label="lab_us-gaap_PreferredStockValue_83EE0BE1BA5EE52EAEBE218BE8AFAEBF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock, Value, Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="loc_us-gaap_PreferredStockValue_83EE0BE1BA5EE52EAEBE218BE8AFAEBF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockValue_83EE0BE1BA5EE52EAEBE218BE8AFAEBF" xlink:to="lab_us-gaap_PreferredStockValue_83EE0BE1BA5EE52EAEBE218BE8AFAEBF" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_3EC59798A90661A7F034218BE8AFFE1C_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_3EC59798A90661A7F034218BE8AFFE1C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common shares, without par value:</link:label>
    <link:label id="lab_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_3EC59798A90661A7F034218BE8AFFE1C_label_en-US" xlink:label="lab_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_3EC59798A90661A7F034218BE8AFFE1C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract" xlink:label="loc_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_3EC59798A90661A7F034218BE8AFFE1C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_3EC59798A90661A7F034218BE8AFFE1C" xlink:to="lab_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_3EC59798A90661A7F034218BE8AFFE1C" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockValue_312AA5AEAE84BE8DD4E2218BE8AFFFB9_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockValue_312AA5AEAE84BE8DD4E2218BE8AFFFB9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Authorized&#8212;755 million shares, Issued&#8212;327 million shares at March 31, 2018 and June 30, 2017, respectively</link:label>
    <link:label id="lab_us-gaap_CommonStockValue_312AA5AEAE84BE8DD4E2218BE8AFFFB9_label_en-US" xlink:label="lab_us-gaap_CommonStockValue_312AA5AEAE84BE8DD4E2218BE8AFFFB9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Value, Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaap_CommonStockValue_312AA5AEAE84BE8DD4E2218BE8AFFFB9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockValue_312AA5AEAE84BE8DD4E2218BE8AFFFB9" xlink:to="lab_us-gaap_CommonStockValue_312AA5AEAE84BE8DD4E2218BE8AFFFB9" xlink:type="arc" />
    <link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_36662EAD59DD8C065D4D218BE8AFE0FE_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_36662EAD59DD8C065D4D218BE8AFE0FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retained earnings</link:label>
    <link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_36662EAD59DD8C065D4D218BE8AFE0FE_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_36662EAD59DD8C065D4D218BE8AFE0FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retained Earnings (Accumulated Deficit)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_36662EAD59DD8C065D4D218BE8AFE0FE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RetainedEarningsAccumulatedDeficit_36662EAD59DD8C065D4D218BE8AFE0FE" xlink:to="lab_us-gaap_RetainedEarningsAccumulatedDeficit_36662EAD59DD8C065D4D218BE8AFE0FE" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockValue_2D2AF524FFF8B63F3989218BE8AF8174_negatedLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_2D2AF524FFF8B63F3989218BE8AF8174" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Common shares in treasury, at cost: 16 million shares and 11 million shares at March 31, 2018 and June 30, 2017, respectively</link:label>
    <link:label id="lab_us-gaap_TreasuryStockValue_2D2AF524FFF8B63F3989218BE8AF8174_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_2D2AF524FFF8B63F3989218BE8AF8174" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="loc_us-gaap_TreasuryStockValue_2D2AF524FFF8B63F3989218BE8AF8174" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValue_2D2AF524FFF8B63F3989218BE8AF8174" xlink:to="lab_us-gaap_TreasuryStockValue_2D2AF524FFF8B63F3989218BE8AF8174" xlink:type="arc" />
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1FFC1558F73EA30EA103218BE8AF204D_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1FFC1558F73EA30EA103218BE8AF204D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated other comprehensive loss</link:label>
    <link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1FFC1558F73EA30EA103218BE8AF204D_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1FFC1558F73EA30EA103218BE8AF204D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1FFC1558F73EA30EA103218BE8AF204D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1FFC1558F73EA30EA103218BE8AF204D" xlink:to="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1FFC1558F73EA30EA103218BE8AF204D" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquity_8600D7EDD9E3171C8E66218BE8AF04A6_totalLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity_8600D7EDD9E3171C8E66218BE8AF04A6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total Cardinal Health, Inc. shareholders' equity</link:label>
    <link:label id="lab_us-gaap_StockholdersEquity_8600D7EDD9E3171C8E66218BE8AF04A6_label_en-US" xlink:label="lab_us-gaap_StockholdersEquity_8600D7EDD9E3171C8E66218BE8AF04A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_8600D7EDD9E3171C8E66218BE8AF04A6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquity_8600D7EDD9E3171C8E66218BE8AF04A6" xlink:to="lab_us-gaap_StockholdersEquity_8600D7EDD9E3171C8E66218BE8AF04A6" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinorityInterest_293D8E0D8A24C0CC1204218BE8AF1EC9_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterest_293D8E0D8A24C0CC1204218BE8AF1EC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Noncontrolling interests</link:label>
    <link:label id="lab_us-gaap_MinorityInterest_293D8E0D8A24C0CC1204218BE8AF1EC9_label_en-US" xlink:label="lab_us-gaap_MinorityInterest_293D8E0D8A24C0CC1204218BE8AF1EC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MinorityInterest" xlink:label="loc_us-gaap_MinorityInterest_293D8E0D8A24C0CC1204218BE8AF1EC9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinorityInterest_293D8E0D8A24C0CC1204218BE8AF1EC9" xlink:to="lab_us-gaap_MinorityInterest_293D8E0D8A24C0CC1204218BE8AF1EC9" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_5503D7B93046806AC4B6218BE8AF95FE_totalLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_5503D7B93046806AC4B6218BE8AF95FE" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total shareholders&#8217; equity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_5503D7B93046806AC4B6218BE8AF95FE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_5503D7B93046806AC4B6218BE8AF95FE" xlink:to="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_5503D7B93046806AC4B6218BE8AF95FE" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_50310E25DC2EBA437B71218BE8AF8165_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_50310E25DC2EBA437B71218BE8AF8165" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total liabilities, redeemable noncontrolling interests and shareholders&#8217; equity</link:label>
    <link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_50310E25DC2EBA437B71218BE8AF8165_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_50310E25DC2EBA437B71218BE8AF8165" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities and Equity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_50310E25DC2EBA437B71218BE8AF8165" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_50310E25DC2EBA437B71218BE8AF8165" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquity_50310E25DC2EBA437B71218BE8AF8165" xlink:type="arc" />
    <link:label id="lab_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_1CE04364EC06B48729FF2798E458AE4C_label_en-US" xlink:label="lab_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_1CE04364EC06B48729FF2798E458AE4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Discontinued Operations and Disposal Groups [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract" xlink:label="loc_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_1CE04364EC06B48729FF2798E458AE4C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_1CE04364EC06B48729FF2798E458AE4C" xlink:to="lab_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_1CE04364EC06B48729FF2798E458AE4C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_7A9F483071C16307F8562798E458AAD4_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_7A9F483071C16307F8562798E458AAD4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assets Held for Sale</link:label>
    <link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_7A9F483071C16307F8562798E458AAD4_label_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_7A9F483071C16307F8562798E458AAD4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Groups, Including Discontinued Operations, Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_7A9F483071C16307F8562798E458AAD4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_7A9F483071C16307F8562798E458AAD4" xlink:to="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_7A9F483071C16307F8562798E458AAD4" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_905CF0F68A330C88E8D04096B952B0B6_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_905CF0F68A330C88E8D04096B952B0B6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disposal Groups, Including Discontinued Operations [Table]</link:label>
    <link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_905CF0F68A330C88E8D04096B952B0B6_label_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_905CF0F68A330C88E8D04096B952B0B6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Groups, Including Discontinued Operations [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_905CF0F68A330C88E8D04096B952B0B6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_905CF0F68A330C88E8D04096B952B0B6" xlink:to="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_905CF0F68A330C88E8D04096B952B0B6" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventTypeAxis_F7A12A29AEE664BB2DA34096B953B09C_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_F7A12A29AEE664BB2DA34096B953B09C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Axis]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTypeAxis_F7A12A29AEE664BB2DA34096B953B09C_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeAxis_F7A12A29AEE664BB2DA34096B953B09C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_F7A12A29AEE664BB2DA34096B953B09C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_F7A12A29AEE664BB2DA34096B953B09C" xlink:to="lab_us-gaap_SubsequentEventTypeAxis_F7A12A29AEE664BB2DA34096B953B09C" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventTypeDomain_CD6BF9529D3AB340D8424096B953B148_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_CD6BF9529D3AB340D8424096B953B148" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Domain]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTypeDomain_CD6BF9529D3AB340D8424096B953B148_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTypeDomain_CD6BF9529D3AB340D8424096B953B148" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_CD6BF9529D3AB340D8424096B953B148" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_CD6BF9529D3AB340D8424096B953B148" xlink:to="lab_us-gaap_SubsequentEventTypeDomain_CD6BF9529D3AB340D8424096B953B148" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BCC814DF02349A4F57EA4096B95488DF_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BCC814DF02349A4F57EA4096B95488DF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disposal Group Name [Axis]</link:label>
    <link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BCC814DF02349A4F57EA4096B95488DF_label_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BCC814DF02349A4F57EA4096B95488DF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Group Name [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BCC814DF02349A4F57EA4096B95488DF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BCC814DF02349A4F57EA4096B95488DF" xlink:to="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BCC814DF02349A4F57EA4096B95488DF" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_94C77ACB406B67E220314096B9547E0A_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_94C77ACB406B67E220314096B9547E0A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disposal Group Name [Domain]</link:label>
    <link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_94C77ACB406B67E220314096B9547E0A_label_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_94C77ACB406B67E220314096B9547E0A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Group Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_94C77ACB406B67E220314096B9547E0A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_94C77ACB406B67E220314096B9547E0A" xlink:to="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_94C77ACB406B67E220314096B9547E0A" xlink:type="arc" />
    <link:label id="lab_cah_ChinaPharmaceuticalandMedicalProductsDistributionBusinessMember_28A616DF6BD5018C75374096B9540642_terseLabel_en-US" xlink:label="lab_cah_ChinaPharmaceuticalandMedicalProductsDistributionBusinessMember_28A616DF6BD5018C75374096B9540642" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">China Business</link:label>
    <link:label id="lab_cah_ChinaPharmaceuticalandMedicalProductsDistributionBusinessMember_28A616DF6BD5018C75374096B9540642_label_en-US" xlink:label="lab_cah_ChinaPharmaceuticalandMedicalProductsDistributionBusinessMember_28A616DF6BD5018C75374096B9540642" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">China Pharmaceutical and Medical Products Distribution Business [Member]</link:label>
    <link:label id="lab_cah_ChinaPharmaceuticalandMedicalProductsDistributionBusinessMember_28A616DF6BD5018C75374096B9540642_documentation_en-US" xlink:label="lab_cah_ChinaPharmaceuticalandMedicalProductsDistributionBusinessMember_28A616DF6BD5018C75374096B9540642" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">China Pharmaceutical and Medical Products Distribution Business [Member]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_ChinaPharmaceuticalandMedicalProductsDistributionBusinessMember" xlink:label="loc_cah_ChinaPharmaceuticalandMedicalProductsDistributionBusinessMember_28A616DF6BD5018C75374096B9540642" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_ChinaPharmaceuticalandMedicalProductsDistributionBusinessMember_28A616DF6BD5018C75374096B9540642" xlink:to="lab_cah_ChinaPharmaceuticalandMedicalProductsDistributionBusinessMember_28A616DF6BD5018C75374096B9540642" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisposalGroupClassificationAxis_35279BE43B024377C9A84096B9545C7C_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupClassificationAxis_35279BE43B024377C9A84096B9545C7C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disposal Group Classification [Axis]</link:label>
    <link:label id="lab_us-gaap_DisposalGroupClassificationAxis_35279BE43B024377C9A84096B9545C7C_label_en-US" xlink:label="lab_us-gaap_DisposalGroupClassificationAxis_35279BE43B024377C9A84096B9545C7C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Group Classification [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DisposalGroupClassificationAxis" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_35279BE43B024377C9A84096B9545C7C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_35279BE43B024377C9A84096B9545C7C" xlink:to="lab_us-gaap_DisposalGroupClassificationAxis_35279BE43B024377C9A84096B9545C7C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisposalGroupClassificationDomain_2D58A9CDAF99537345144096B954C968_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupClassificationDomain_2D58A9CDAF99537345144096B954C968" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disposal Group Classification [Domain]</link:label>
    <link:label id="lab_us-gaap_DisposalGroupClassificationDomain_2D58A9CDAF99537345144096B954C968_label_en-US" xlink:label="lab_us-gaap_DisposalGroupClassificationDomain_2D58A9CDAF99537345144096B954C968" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Group Classification [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DisposalGroupClassificationDomain" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_2D58A9CDAF99537345144096B954C968" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_2D58A9CDAF99537345144096B954C968" xlink:to="lab_us-gaap_DisposalGroupClassificationDomain_2D58A9CDAF99537345144096B954C968" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_5D9C381234302DCEFA664096B95449C9_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_5D9C381234302DCEFA664096B95449C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disposal Group, Held-for-sale, Not Discontinued Operations</link:label>
    <link:label id="lab_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_5D9C381234302DCEFA664096B95449C9_label_en-US" xlink:label="lab_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_5D9C381234302DCEFA664096B95449C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Group, Held-for-sale, Not Discontinued Operations [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember" xlink:label="loc_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_5D9C381234302DCEFA664096B95449C9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_5D9C381234302DCEFA664096B95449C9" xlink:to="lab_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_5D9C381234302DCEFA664096B95449C9" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_5B9CEB3A7A388ED0B5FC4096B955356F_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_5B9CEB3A7A388ED0B5FC4096B955356F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]</link:label>
    <link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_5B9CEB3A7A388ED0B5FC4096B955356F_label_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_5B9CEB3A7A388ED0B5FC4096B955356F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_5B9CEB3A7A388ED0B5FC4096B955356F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_5B9CEB3A7A388ED0B5FC4096B955356F" xlink:to="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_5B9CEB3A7A388ED0B5FC4096B955356F" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_1CE09F648D2CB93A3E464096B955F765_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_1CE09F648D2CB93A3E464096B955F765" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sale of business, consideration</link:label>
    <link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_1CE09F648D2CB93A3E464096B955F765_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_1CE09F648D2CB93A3E464096B955F765" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Group, Including Discontinued Operation, Consideration</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_1CE09F648D2CB93A3E464096B955F765" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_1CE09F648D2CB93A3E464096B955F765" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_1CE09F648D2CB93A3E464096B955F765" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromDivestitureOfBusinesses_6A7DCA47B16C79DCBF644096B9555901_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromDivestitureOfBusinesses_6A7DCA47B16C79DCBF644096B9555901" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from Divestiture of Businesses</link:label>
    <link:label id="lab_us-gaap_ProceedsFromDivestitureOfBusinesses_6A7DCA47B16C79DCBF644096B9555901_label_en-US" xlink:label="lab_us-gaap_ProceedsFromDivestitureOfBusinesses_6A7DCA47B16C79DCBF644096B9555901" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Divestiture of Businesses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinesses" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_6A7DCA47B16C79DCBF644096B9555901" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_6A7DCA47B16C79DCBF644096B9555901" xlink:to="lab_us-gaap_ProceedsFromDivestitureOfBusinesses_6A7DCA47B16C79DCBF644096B9555901" xlink:type="arc" />
    <link:label id="lab_cah_DisposalGroupIncludingDiscontinuedOperationimpairment_7E20D3D6DF2B5F362B264096B955AB16_terseLabel_en-US" xlink:label="lab_cah_DisposalGroupIncludingDiscontinuedOperationimpairment_7E20D3D6DF2B5F362B264096B955AB16" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disposal Group, Including Discontinued Operation, impairment</link:label>
    <link:label id="lab_cah_DisposalGroupIncludingDiscontinuedOperationimpairment_7E20D3D6DF2B5F362B264096B955AB16_label_en-US" xlink:label="lab_cah_DisposalGroupIncludingDiscontinuedOperationimpairment_7E20D3D6DF2B5F362B264096B955AB16" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Group, Including Discontinued Operation, impairment</link:label>
    <link:label id="lab_cah_DisposalGroupIncludingDiscontinuedOperationimpairment_7E20D3D6DF2B5F362B264096B955AB16_documentation_en-US" xlink:label="lab_cah_DisposalGroupIncludingDiscontinuedOperationimpairment_7E20D3D6DF2B5F362B264096B955AB16" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disposal Group, Including Discontinued Operation, impairment on assets held for sale</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_DisposalGroupIncludingDiscontinuedOperationimpairment" xlink:label="loc_cah_DisposalGroupIncludingDiscontinuedOperationimpairment_7E20D3D6DF2B5F362B264096B955AB16" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_DisposalGroupIncludingDiscontinuedOperationimpairment_7E20D3D6DF2B5F362B264096B955AB16" xlink:to="lab_cah_DisposalGroupIncludingDiscontinuedOperationimpairment_7E20D3D6DF2B5F362B264096B955AB16" xlink:type="arc" />
    <link:label id="lab_cah_DisposalGroupIncludingDiscontinuedOperationProvisionalTaxExpense_83D158CC172ED8E2AF2D4096B955B211_terseLabel_en-US" xlink:label="lab_cah_DisposalGroupIncludingDiscontinuedOperationProvisionalTaxExpense_83D158CC172ED8E2AF2D4096B955B211" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Provisional tax expense, disposal group</link:label>
    <link:label id="lab_cah_DisposalGroupIncludingDiscontinuedOperationProvisionalTaxExpense_83D158CC172ED8E2AF2D4096B955B211_label_en-US" xlink:label="lab_cah_DisposalGroupIncludingDiscontinuedOperationProvisionalTaxExpense_83D158CC172ED8E2AF2D4096B955B211" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Group, Including Discontinued Operation, Provisional Tax Expense</link:label>
    <link:label id="lab_cah_DisposalGroupIncludingDiscontinuedOperationProvisionalTaxExpense_83D158CC172ED8E2AF2D4096B955B211_documentation_en-US" xlink:label="lab_cah_DisposalGroupIncludingDiscontinuedOperationProvisionalTaxExpense_83D158CC172ED8E2AF2D4096B955B211" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disposal Group, Including Discontinued Operation, Provisional Tax Expense</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_DisposalGroupIncludingDiscontinuedOperationProvisionalTaxExpense" xlink:label="loc_cah_DisposalGroupIncludingDiscontinuedOperationProvisionalTaxExpense_83D158CC172ED8E2AF2D4096B955B211" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_DisposalGroupIncludingDiscontinuedOperationProvisionalTaxExpense_83D158CC172ED8E2AF2D4096B955B211" xlink:to="lab_cah_DisposalGroupIncludingDiscontinuedOperationProvisionalTaxExpense_83D158CC172ED8E2AF2D4096B955B211" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_3EA5A08FC7B940F1CDB64096BC3F9C31_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_3EA5A08FC7B940F1CDB64096BC3F9C31" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal</link:label>
    <link:label id="lab_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_3EA5A08FC7B940F1CDB64096BC3F9C31_label_en-US" xlink:label="lab_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_3EA5A08FC7B940F1CDB64096BC3F9C31" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal" xlink:label="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_3EA5A08FC7B940F1CDB64096BC3F9C31" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_3EA5A08FC7B940F1CDB64096BC3F9C31" xlink:to="lab_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_3EA5A08FC7B940F1CDB64096BC3F9C31" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_B559CBAB73F46E560DE4C162B1F33167_terseLabel_en-US" xlink:label="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_9B0EDD140CFE56BC8A0570FDE7B4B38B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment [Table]</link:label>
    <link:label id="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_B559CBAB73F46E560DE4C162B1F33167_label_en-US" xlink:label="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_9B0EDD140CFE56BC8A0570FDE7B4B38B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reconciliation of Revenue from Segments to Consolidated [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable" xlink:label="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_9B0EDD140CFE56BC8A0570FDE7B4B38B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_9B0EDD140CFE56BC8A0570FDE7B4B38B" xlink:to="lab_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_9B0EDD140CFE56BC8A0570FDE7B4B38B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConsolidationItemsAxis_1D236DAFA3C6AEDF5D4EC162B1F3D8B8_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationItemsAxis_E6EA7698DE7A5EDF9A0C3EFED8714F58" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Consolidation Items [Axis]</link:label>
    <link:label id="lab_us-gaap_ConsolidationItemsAxis_1D236DAFA3C6AEDF5D4EC162B1F3D8B8_label_en-US" xlink:label="lab_us-gaap_ConsolidationItemsAxis_E6EA7698DE7A5EDF9A0C3EFED8714F58" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Consolidation Items [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConsolidationItemsAxis" xlink:label="loc_us-gaap_ConsolidationItemsAxis_E6EA7698DE7A5EDF9A0C3EFED8714F58" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConsolidationItemsAxis_E6EA7698DE7A5EDF9A0C3EFED8714F58" xlink:to="lab_us-gaap_ConsolidationItemsAxis_E6EA7698DE7A5EDF9A0C3EFED8714F58" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConsolidationItemsDomain_BBEE8D5CBD3F7BA0F31AC162B1F41094_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationItemsDomain_1EB8A46B416E5D65B41300558282DC00" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Consolidation Items [Domain]</link:label>
    <link:label id="lab_us-gaap_ConsolidationItemsDomain_BBEE8D5CBD3F7BA0F31AC162B1F41094_label_en-US" xlink:label="lab_us-gaap_ConsolidationItemsDomain_1EB8A46B416E5D65B41300558282DC00" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Consolidation Items [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConsolidationItemsDomain" xlink:label="loc_us-gaap_ConsolidationItemsDomain_1EB8A46B416E5D65B41300558282DC00" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConsolidationItemsDomain_1EB8A46B416E5D65B41300558282DC00" xlink:to="lab_us-gaap_ConsolidationItemsDomain_1EB8A46B416E5D65B41300558282DC00" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingSegmentsMember_77B7E15711B2FE291683C162B1F4B37D_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember_9E3057C72404538AA87E2FEAC53A3C72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating Segments</link:label>
    <link:label id="lab_us-gaap_OperatingSegmentsMember_77B7E15711B2FE291683C162B1F4B37D_label_en-US" xlink:label="lab_us-gaap_OperatingSegmentsMember_9E3057C72404538AA87E2FEAC53A3C72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Segments [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingSegmentsMember" xlink:label="loc_us-gaap_OperatingSegmentsMember_9E3057C72404538AA87E2FEAC53A3C72" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingSegmentsMember_9E3057C72404538AA87E2FEAC53A3C72" xlink:to="lab_us-gaap_OperatingSegmentsMember_9E3057C72404538AA87E2FEAC53A3C72" xlink:type="arc" />
    <link:label id="lab_us-gaap_CorporateNonSegmentMember_CD0AA1EAF3CCF05D41A3C162B1F5E440_terseLabel_en-US" xlink:label="lab_us-gaap_CorporateNonSegmentMember_0A6F77B32BF55D20A0C6D45E0F4350BD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Corporate</link:label>
    <link:label id="lab_us-gaap_CorporateNonSegmentMember_CD0AA1EAF3CCF05D41A3C162B1F5E440_label_en-US" xlink:label="lab_us-gaap_CorporateNonSegmentMember_0A6F77B32BF55D20A0C6D45E0F4350BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Corporate, Non-Segment [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CorporateNonSegmentMember" xlink:label="loc_us-gaap_CorporateNonSegmentMember_0A6F77B32BF55D20A0C6D45E0F4350BD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CorporateNonSegmentMember_0A6F77B32BF55D20A0C6D45E0F4350BD" xlink:to="lab_us-gaap_CorporateNonSegmentMember_0A6F77B32BF55D20A0C6D45E0F4350BD" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_4BF63A994223936AF779C162B1F641B5_terseLabel_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_29257F8AFFF55B6F95DD5B21F21B8598" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segments [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_4BF63A994223936AF779C162B1F641B5_label_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_29257F8AFFF55B6F95DD5B21F21B8598" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segments [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_29257F8AFFF55B6F95DD5B21F21B8598" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_29257F8AFFF55B6F95DD5B21F21B8598" xlink:to="lab_us-gaap_StatementBusinessSegmentsAxis_29257F8AFFF55B6F95DD5B21F21B8598" xlink:type="arc" />
    <link:label id="lab_us-gaap_SegmentDomain_9DB89F50E436D95474FCC162B1F6F53A_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentDomain_B8173C2B34AE5647B501BF424AC03375" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segments [Domain]</link:label>
    <link:label id="lab_us-gaap_SegmentDomain_9DB89F50E436D95474FCC162B1F6F53A_label_en-US" xlink:label="lab_us-gaap_SegmentDomain_B8173C2B34AE5647B501BF424AC03375" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segments [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_B8173C2B34AE5647B501BF424AC03375" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentDomain_B8173C2B34AE5647B501BF424AC03375" xlink:to="lab_us-gaap_SegmentDomain_B8173C2B34AE5647B501BF424AC03375" xlink:type="arc" />
    <link:label id="lab_cah_PharmaceuticalMember_97D3D169434728EA691BC162B1F6972B_terseLabel_en-US" xlink:label="lab_cah_PharmaceuticalMember_10FF04A4AB5156B29D1B09AA95BEFEA1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pharmaceutical</link:label>
    <link:label id="lab_cah_PharmaceuticalMember_97D3D169434728EA691BC162B1F6972B_label_en-US" xlink:label="lab_cah_PharmaceuticalMember_10FF04A4AB5156B29D1B09AA95BEFEA1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pharmaceutical Member</link:label>
    <link:label id="lab_cah_PharmaceuticalMember_97D3D169434728EA691BC162B1F6972B_documentation_en-US" xlink:label="lab_cah_PharmaceuticalMember_10FF04A4AB5156B29D1B09AA95BEFEA1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Pharmaceutical [Member]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_PharmaceuticalMember" xlink:label="loc_cah_PharmaceuticalMember_10FF04A4AB5156B29D1B09AA95BEFEA1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_PharmaceuticalMember_10FF04A4AB5156B29D1B09AA95BEFEA1" xlink:to="lab_cah_PharmaceuticalMember_10FF04A4AB5156B29D1B09AA95BEFEA1" xlink:type="arc" />
    <link:label id="lab_cah_MedicalMember_4294C5FD0DE0FC14A6A5C162B1F664EE_terseLabel_en-US" xlink:label="lab_cah_MedicalMember_153BC4D35A095579AC5D0B105DB96363" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Medical</link:label>
    <link:label id="lab_cah_MedicalMember_4294C5FD0DE0FC14A6A5C162B1F664EE_label_en-US" xlink:label="lab_cah_MedicalMember_153BC4D35A095579AC5D0B105DB96363" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Medical Member</link:label>
    <link:label id="lab_cah_MedicalMember_4294C5FD0DE0FC14A6A5C162B1F664EE_documentation_en-US" xlink:label="lab_cah_MedicalMember_153BC4D35A095579AC5D0B105DB96363" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Medical [Member]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_MedicalMember" xlink:label="loc_cah_MedicalMember_153BC4D35A095579AC5D0B105DB96363" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_MedicalMember_153BC4D35A095579AC5D0B105DB96363" xlink:to="lab_cah_MedicalMember_153BC4D35A095579AC5D0B105DB96363" xlink:type="arc" />
    <link:label id="lab_us-gaap_SegmentReportingInformationLineItems_3BCA4E2ED2914AFC0C86C162B1F63BC2_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_8162F2FBC1715CE498F376006632157D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segment Reporting Information [Line Items]</link:label>
    <link:label id="lab_us-gaap_SegmentReportingInformationLineItems_3BCA4E2ED2914AFC0C86C162B1F63BC2_label_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_8162F2FBC1715CE498F376006632157D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segment Reporting Information [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_8162F2FBC1715CE498F376006632157D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_8162F2FBC1715CE498F376006632157D" xlink:to="lab_us-gaap_SegmentReportingInformationLineItems_8162F2FBC1715CE498F376006632157D" xlink:type="arc" />
    <link:label id="lab_us-gaap_Revenues_2CA0AED8A6F70787C227C162B1F7009B_verboseLabel_en-US" xlink:label="lab_us-gaap_Revenues_BA2E1F0C370654B5AD704FFB4D2BAA35" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Total revenue</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_BA2E1F0C370654B5AD704FFB4D2BAA35" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Revenues_BA2E1F0C370654B5AD704FFB4D2BAA35" xlink:to="lab_us-gaap_Revenues_BA2E1F0C370654B5AD704FFB4D2BAA35" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringChargesAbstract_00EBC5FF07A0707907F6C162B09CDCD0_label_en-US" xlink:label="lab_us-gaap_RestructuringChargesAbstract_63CC13D997085651907497EB0E8F058F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Charges [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringChargesAbstract" xlink:label="loc_us-gaap_RestructuringChargesAbstract_63CC13D997085651907497EB0E8F058F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringChargesAbstract_63CC13D997085651907497EB0E8F058F" xlink:to="lab_us-gaap_RestructuringChargesAbstract_63CC13D997085651907497EB0E8F058F" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_B80C13818AD2AA3C8BD6C162B09C64C0_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_B61CD879B7195854A67AAFE0E37701AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring and Employee Severance</link:label>
    <link:label id="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_B80C13818AD2AA3C8BD6C162B09C64C0_label_en-US" xlink:label="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_B61CD879B7195854A67AAFE0E37701AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring and Related Activities Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock" xlink:label="loc_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_B61CD879B7195854A67AAFE0E37701AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_B61CD879B7195854A67AAFE0E37701AC" xlink:to="lab_us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock_B61CD879B7195854A67AAFE0E37701AC" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_F394E6458CE10EF54502C162B147C648_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_1B95662A04615A0EB2E357BCBFD1DC7A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-Sale Securities</link:label>
    <link:label id="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_F394E6458CE10EF54502C162B147C648_label_en-US" xlink:label="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_1B95662A04615A0EB2E357BCBFD1DC7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock" xlink:label="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_1B95662A04615A0EB2E357BCBFD1DC7A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_1B95662A04615A0EB2E357BCBFD1DC7A" xlink:to="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_1B95662A04615A0EB2E357BCBFD1DC7A" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_474A2B1A8E7EA1982DD2C162B210F5CC_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_BD81A60656BE57FC92DCE9D878DE1762" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instruments and Hedging Activities Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_BD81A60656BE57FC92DCE9D878DE1762" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_BD81A60656BE57FC92DCE9D878DE1762" xlink:to="lab_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_BD81A60656BE57FC92DCE9D878DE1762" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_372D54FA3D06947B91A9C162B2109F12_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_F751F67CBC1F5E14989F3F594E280A23" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements, Recurring and Nonrecurring</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_372D54FA3D06947B91A9C162B2109F12_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_F751F67CBC1F5E14989F3F594E280A23" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Measurements, Recurring and Nonrecurring [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_F751F67CBC1F5E14989F3F594E280A23" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_F751F67CBC1F5E14989F3F594E280A23" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_F751F67CBC1F5E14989F3F594E280A23" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_F5777D1533F6250DB1ADC162B210ED90_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_AEF32B141101512C878A8FC323C210DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Hierarchy [Axis]</link:label>
    <link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_F5777D1533F6250DB1ADC162B210ED90_label_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_AEF32B141101512C878A8FC323C210DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Hierarchy [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_AEF32B141101512C878A8FC323C210DA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_AEF32B141101512C878A8FC323C210DA" xlink:to="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_AEF32B141101512C878A8FC323C210DA" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_48606095487CADFB15A0C162B210EEFF_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_EC1F2DD58A3E537BABC1EEC594448363" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_48606095487CADFB15A0C162B210EEFF_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_EC1F2DD58A3E537BABC1EEC594448363" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_EC1F2DD58A3E537BABC1EEC594448363" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_EC1F2DD58A3E537BABC1EEC594448363" xlink:to="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_EC1F2DD58A3E537BABC1EEC594448363" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_0EEDDAF20FD5D64854F1C162B2103E9B_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_E40391714C8B562E81E74F073F423647" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Level 2</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_0EEDDAF20FD5D64854F1C162B2103E9B_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_E40391714C8B562E81E74F073F423647" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 2 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_E40391714C8B562E81E74F073F423647" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel2Member_E40391714C8B562E81E74F073F423647" xlink:to="lab_us-gaap_FairValueInputsLevel2Member_E40391714C8B562E81E74F073F423647" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_962159716E44C8D6F761C162B210FC5B_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_12C7C5145A2F5805A643800F8E3658D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_962159716E44C8D6F761C162B210FC5B_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_12C7C5145A2F5805A643800F8E3658D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_12C7C5145A2F5805A643800F8E3658D9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_12C7C5145A2F5805A643800F8E3658D9" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_12C7C5145A2F5805A643800F8E3658D9" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentFairValue_E13EA06C1179D3E0047EC162B210F9C4_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentFairValue_4FF829BB1F135F91AF6E828AAFC824B0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimated fair value</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentFairValue_E13EA06C1179D3E0047EC162B210F9C4_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentFairValue_4FF829BB1F135F91AF6E828AAFC824B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentFairValue" xlink:label="loc_us-gaap_DebtInstrumentFairValue_4FF829BB1F135F91AF6E828AAFC824B0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentFairValue_4FF829BB1F135F91AF6E828AAFC824B0" xlink:to="lab_us-gaap_DebtInstrumentFairValue_4FF829BB1F135F91AF6E828AAFC824B0" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtAndCapitalLeaseObligations_55E1A4A73B8AF1DAD746C162B211A0C8_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtAndCapitalLeaseObligations_6D34CE4C23A556C2AC2ADE980CDF9B99" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Carrying amount</link:label>
    <link:label id="lab_us-gaap_DebtAndCapitalLeaseObligations_55E1A4A73B8AF1DAD746C162B211A0C8_label_en-US" xlink:label="lab_us-gaap_DebtAndCapitalLeaseObligations_6D34CE4C23A556C2AC2ADE980CDF9B99" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt and Capital Lease Obligations</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_DebtAndCapitalLeaseObligations_6D34CE4C23A556C2AC2ADE980CDF9B99" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtAndCapitalLeaseObligations_6D34CE4C23A556C2AC2ADE980CDF9B99" xlink:to="lab_us-gaap_DebtAndCapitalLeaseObligations_6D34CE4C23A556C2AC2ADE980CDF9B99" xlink:type="arc" />
    <link:label id="lab_cah_DocumentAndEntityInformationAbstract_14F670F1C55C2760F738C162B15BEFAD_label_en-US" xlink:label="lab_cah_DocumentAndEntityInformationAbstract_BC9E54EA72F259F69B875C02440EC1E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document and Entity Information [Abstract]</link:label>
    <link:label id="lab_cah_DocumentAndEntityInformationAbstract_14F670F1C55C2760F738C162B15BEFAD_documentation_en-US" xlink:label="lab_cah_DocumentAndEntityInformationAbstract_BC9E54EA72F259F69B875C02440EC1E7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Document and Entity Information [Abstract]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_DocumentAndEntityInformationAbstract" xlink:label="loc_cah_DocumentAndEntityInformationAbstract_BC9E54EA72F259F69B875C02440EC1E7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_DocumentAndEntityInformationAbstract_BC9E54EA72F259F69B875C02440EC1E7" xlink:to="lab_cah_DocumentAndEntityInformationAbstract_BC9E54EA72F259F69B875C02440EC1E7" xlink:type="arc" />
    <link:label id="lab_dei_DocumentType_9983716803DE7D4D08B5C162B15BFECB_terseLabel_en-US" xlink:label="lab_dei_DocumentType_76B6C870A2BF5B6CB9D0EEE62DECC926" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Type</link:label>
    <link:label id="lab_dei_DocumentType_9983716803DE7D4D08B5C162B15BFECB_label_en-US" xlink:label="lab_dei_DocumentType_76B6C870A2BF5B6CB9D0EEE62DECC926" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Type</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_76B6C870A2BF5B6CB9D0EEE62DECC926" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentType_76B6C870A2BF5B6CB9D0EEE62DECC926" xlink:to="lab_dei_DocumentType_76B6C870A2BF5B6CB9D0EEE62DECC926" xlink:type="arc" />
    <link:label id="lab_dei_AmendmentFlag_0E37E503D98AEBCC1590C162B15BF8C9_terseLabel_en-US" xlink:label="lab_dei_AmendmentFlag_1F9ED499338B595CBC5AF06600730C46" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
    <link:label id="lab_dei_AmendmentFlag_0E37E503D98AEBCC1590C162B15BF8C9_label_en-US" xlink:label="lab_dei_AmendmentFlag_1F9ED499338B595CBC5AF06600730C46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_1F9ED499338B595CBC5AF06600730C46" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_AmendmentFlag_1F9ED499338B595CBC5AF06600730C46" xlink:to="lab_dei_AmendmentFlag_1F9ED499338B595CBC5AF06600730C46" xlink:type="arc" />
    <link:label id="lab_dei_DocumentPeriodEndDate_6E0B6937EE08BAF75043C162B15B49CF_terseLabel_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_92E2E802B69D5188858FA782F8911180" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Period End Date</link:label>
    <link:label id="lab_dei_DocumentPeriodEndDate_6E0B6937EE08BAF75043C162B15B49CF_label_en-US" xlink:label="lab_dei_DocumentPeriodEndDate_92E2E802B69D5188858FA782F8911180" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Period End Date</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_92E2E802B69D5188858FA782F8911180" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentPeriodEndDate_92E2E802B69D5188858FA782F8911180" xlink:to="lab_dei_DocumentPeriodEndDate_92E2E802B69D5188858FA782F8911180" xlink:type="arc" />
    <link:label id="lab_dei_DocumentFiscalYearFocus_A3FD26D281F02BB9EDD9C162B15CE305_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_09E79BEAD6F956E5ADD488CB9E7209D2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalYearFocus_A3FD26D281F02BB9EDD9C162B15CE305_label_en-US" xlink:label="lab_dei_DocumentFiscalYearFocus_09E79BEAD6F956E5ADD488CB9E7209D2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Fiscal Year Focus</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_09E79BEAD6F956E5ADD488CB9E7209D2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalYearFocus_09E79BEAD6F956E5ADD488CB9E7209D2" xlink:to="lab_dei_DocumentFiscalYearFocus_09E79BEAD6F956E5ADD488CB9E7209D2" xlink:type="arc" />
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_1167C217D044EB73F3FBC162B15CC8B9_terseLabel_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_A3E1F63793C5560094484D95E179640C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:label id="lab_dei_DocumentFiscalPeriodFocus_1167C217D044EB73F3FBC162B15CC8B9_label_en-US" xlink:label="lab_dei_DocumentFiscalPeriodFocus_A3E1F63793C5560094484D95E179640C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Fiscal Period Focus</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_A3E1F63793C5560094484D95E179640C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentFiscalPeriodFocus_A3E1F63793C5560094484D95E179640C" xlink:to="lab_dei_DocumentFiscalPeriodFocus_A3E1F63793C5560094484D95E179640C" xlink:type="arc" />
    <link:label id="lab_dei_TradingSymbol_3A36714DF3DE9946B63FC162B15C51AB_terseLabel_en-US" xlink:label="lab_dei_TradingSymbol_1B5B28B639AE5CB4B609E80A1D36C432" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trading Symbol</link:label>
    <link:label id="lab_dei_TradingSymbol_3A36714DF3DE9946B63FC162B15C51AB_label_en-US" xlink:label="lab_dei_TradingSymbol_1B5B28B639AE5CB4B609E80A1D36C432" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trading Symbol</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_TradingSymbol" xlink:label="loc_dei_TradingSymbol_1B5B28B639AE5CB4B609E80A1D36C432" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_TradingSymbol_1B5B28B639AE5CB4B609E80A1D36C432" xlink:to="lab_dei_TradingSymbol_1B5B28B639AE5CB4B609E80A1D36C432" xlink:type="arc" />
    <link:label id="lab_dei_EntityRegistrantName_E605A88F3837AEEBE106C162B15C6816_terseLabel_en-US" xlink:label="lab_dei_EntityRegistrantName_9A2792E5C6B05E398E6CB4E2C70995FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:label id="lab_dei_EntityRegistrantName_E605A88F3837AEEBE106C162B15C6816_label_en-US" xlink:label="lab_dei_EntityRegistrantName_9A2792E5C6B05E398E6CB4E2C70995FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_9A2792E5C6B05E398E6CB4E2C70995FA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityRegistrantName_9A2792E5C6B05E398E6CB4E2C70995FA" xlink:to="lab_dei_EntityRegistrantName_9A2792E5C6B05E398E6CB4E2C70995FA" xlink:type="arc" />
    <link:label id="lab_dei_EntityCentralIndexKey_8AA765BABEC105C33774C162B15CF70A_terseLabel_en-US" xlink:label="lab_dei_EntityCentralIndexKey_4B9774FBCFE952E5BCE794A64AD3E7C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:label id="lab_dei_EntityCentralIndexKey_8AA765BABEC105C33774C162B15CF70A_label_en-US" xlink:label="lab_dei_EntityCentralIndexKey_4B9774FBCFE952E5BCE794A64AD3E7C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_4B9774FBCFE952E5BCE794A64AD3E7C1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCentralIndexKey_4B9774FBCFE952E5BCE794A64AD3E7C1" xlink:to="lab_dei_EntityCentralIndexKey_4B9774FBCFE952E5BCE794A64AD3E7C1" xlink:type="arc" />
    <link:label id="lab_dei_CurrentFiscalYearEndDate_6A4D6FB5FFA0F95F8F01C162B15C37B5_terseLabel_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_924B4DC2EBEC506DA7E027AED8448239" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:label id="lab_dei_CurrentFiscalYearEndDate_6A4D6FB5FFA0F95F8F01C162B15C37B5_label_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate_924B4DC2EBEC506DA7E027AED8448239" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_924B4DC2EBEC506DA7E027AED8448239" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CurrentFiscalYearEndDate_924B4DC2EBEC506DA7E027AED8448239" xlink:to="lab_dei_CurrentFiscalYearEndDate_924B4DC2EBEC506DA7E027AED8448239" xlink:type="arc" />
    <link:label id="lab_dei_EntityCurrentReportingStatus_CC4E65CDE322A504100FC162B15C30AE_terseLabel_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_0F2AD5AA324A5F41A1AEE100ED98EB56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Current Reporting Status</link:label>
    <link:label id="lab_dei_EntityCurrentReportingStatus_CC4E65CDE322A504100FC162B15C30AE_label_en-US" xlink:label="lab_dei_EntityCurrentReportingStatus_0F2AD5AA324A5F41A1AEE100ED98EB56" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Current Reporting Status</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="loc_dei_EntityCurrentReportingStatus_0F2AD5AA324A5F41A1AEE100ED98EB56" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCurrentReportingStatus_0F2AD5AA324A5F41A1AEE100ED98EB56" xlink:to="lab_dei_EntityCurrentReportingStatus_0F2AD5AA324A5F41A1AEE100ED98EB56" xlink:type="arc" />
    <link:label id="lab_dei_EntityFilerCategory_3E60A4603357C61C2651C162B15D15B3_terseLabel_en-US" xlink:label="lab_dei_EntityFilerCategory_6194CC65B3255C918ACDCD0ABE93BB17" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Filer Category</link:label>
    <link:label id="lab_dei_EntityFilerCategory_3E60A4603357C61C2651C162B15D15B3_label_en-US" xlink:label="lab_dei_EntityFilerCategory_6194CC65B3255C918ACDCD0ABE93BB17" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Filer Category</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_6194CC65B3255C918ACDCD0ABE93BB17" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityFilerCategory_6194CC65B3255C918ACDCD0ABE93BB17" xlink:to="lab_dei_EntityFilerCategory_6194CC65B3255C918ACDCD0ABE93BB17" xlink:type="arc" />
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_0AD4F54369D13C6280F2C162B15DCFC7_terseLabel_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_6CF38D5094AC55C9B9C4DE770C296601" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:label id="lab_dei_EntityCommonStockSharesOutstanding_0AD4F54369D13C6280F2C162B15DCFC7_label_en-US" xlink:label="lab_dei_EntityCommonStockSharesOutstanding_6CF38D5094AC55C9B9C4DE770C296601" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_6CF38D5094AC55C9B9C4DE770C296601" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCommonStockSharesOutstanding_6CF38D5094AC55C9B9C4DE770C296601" xlink:to="lab_dei_EntityCommonStockSharesOutstanding_6CF38D5094AC55C9B9C4DE770C296601" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancialInstrumentsDisclosureTextBlock_F3B206CB5AF328580ADBC162B156D348_terseLabel_en-US" xlink:label="lab_us-gaap_FinancialInstrumentsDisclosureTextBlock_8E68BDFC69975C09A9FB1970BE209361" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financial Instruments</link:label>
    <link:label id="lab_us-gaap_FinancialInstrumentsDisclosureTextBlock_F3B206CB5AF328580ADBC162B156D348_label_en-US" xlink:label="lab_us-gaap_FinancialInstrumentsDisclosureTextBlock_8E68BDFC69975C09A9FB1970BE209361" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial Instruments Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FinancialInstrumentsDisclosureTextBlock" xlink:label="loc_us-gaap_FinancialInstrumentsDisclosureTextBlock_8E68BDFC69975C09A9FB1970BE209361" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancialInstrumentsDisclosureTextBlock_8E68BDFC69975C09A9FB1970BE209361" xlink:to="lab_us-gaap_FinancialInstrumentsDisclosureTextBlock_8E68BDFC69975C09A9FB1970BE209361" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventsAbstract_14FBF6A5848205D227857637B232DD88_label_en-US" xlink:label="lab_us-gaap_SubsequentEventsAbstract_DDC605DCAAC55F3B97A23CBB7DD24FC2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Events [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="loc_us-gaap_SubsequentEventsAbstract_DDC605DCAAC55F3B97A23CBB7DD24FC2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventsAbstract_DDC605DCAAC55F3B97A23CBB7DD24FC2" xlink:to="lab_us-gaap_SubsequentEventsAbstract_DDC605DCAAC55F3B97A23CBB7DD24FC2" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventTable_4E2667F7D950E4188D617637B233AE63_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventTable_3C89EEF730595072BEDE8A2A4FD0AEAD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event [Table]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventTable_4E2667F7D950E4188D617637B233AE63_label_en-US" xlink:label="lab_us-gaap_SubsequentEventTable_3C89EEF730595072BEDE8A2A4FD0AEAD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventTable" xlink:label="loc_us-gaap_SubsequentEventTable_3C89EEF730595072BEDE8A2A4FD0AEAD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventTable_3C89EEF730595072BEDE8A2A4FD0AEAD" xlink:to="lab_us-gaap_SubsequentEventTable_3C89EEF730595072BEDE8A2A4FD0AEAD" xlink:type="arc" />
    <link:label id="lab_us-gaap_RangeAxis_142C82E5B5D98585BD5A7637B2337EAE_terseLabel_en-US" xlink:label="lab_us-gaap_RangeAxis_88E8E160C1755629BFB6EC0B964DAAD0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Range [Axis]</link:label>
    <link:label id="lab_us-gaap_RangeAxis_142C82E5B5D98585BD5A7637B2337EAE_label_en-US" xlink:label="lab_us-gaap_RangeAxis_88E8E160C1755629BFB6EC0B964DAAD0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Range [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_88E8E160C1755629BFB6EC0B964DAAD0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RangeAxis_88E8E160C1755629BFB6EC0B964DAAD0" xlink:to="lab_us-gaap_RangeAxis_88E8E160C1755629BFB6EC0B964DAAD0" xlink:type="arc" />
    <link:label id="lab_us-gaap_RangeMember_50AD5DA760AE9F8B8D757637B233F1F7_terseLabel_en-US" xlink:label="lab_us-gaap_RangeMember_F60B5EC6371D590B8D232A9974224268" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Range [Domain]</link:label>
    <link:label id="lab_us-gaap_RangeMember_50AD5DA760AE9F8B8D757637B233F1F7_label_en-US" xlink:label="lab_us-gaap_RangeMember_F60B5EC6371D590B8D232A9974224268" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Range [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_F60B5EC6371D590B8D232A9974224268" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RangeMember_F60B5EC6371D590B8D232A9974224268" xlink:to="lab_us-gaap_RangeMember_F60B5EC6371D590B8D232A9974224268" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinimumMember_B75FB535571B63CFCB3A7637B2380BE4_terseLabel_en-US" xlink:label="lab_us-gaap_MinimumMember_9F4635D46E0E55D2A87736D0FB45B35F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Minimum</link:label>
    <link:label id="lab_us-gaap_MinimumMember_B75FB535571B63CFCB3A7637B2380BE4_label_en-US" xlink:label="lab_us-gaap_MinimumMember_9F4635D46E0E55D2A87736D0FB45B35F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Minimum [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_9F4635D46E0E55D2A87736D0FB45B35F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinimumMember_9F4635D46E0E55D2A87736D0FB45B35F" xlink:to="lab_us-gaap_MinimumMember_9F4635D46E0E55D2A87736D0FB45B35F" xlink:type="arc" />
    <link:label id="lab_us-gaap_MaximumMember_141CF276C1679DB891477637B23C0800_terseLabel_en-US" xlink:label="lab_us-gaap_MaximumMember_6DF165737EC65FF5AF60D7EA117D17D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum</link:label>
    <link:label id="lab_us-gaap_MaximumMember_141CF276C1679DB891477637B23C0800_label_en-US" xlink:label="lab_us-gaap_MaximumMember_6DF165737EC65FF5AF60D7EA117D17D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maximum [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_6DF165737EC65FF5AF60D7EA117D17D3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MaximumMember_6DF165737EC65FF5AF60D7EA117D17D3" xlink:to="lab_us-gaap_MaximumMember_6DF165737EC65FF5AF60D7EA117D17D3" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventMember_C655778CD649D59E040A7637B23D80E3_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventMember_F7E642EC767E536B9801D96D0DD7E8F0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event</link:label>
    <link:label id="lab_us-gaap_SubsequentEventMember_C655778CD649D59E040A7637B23D80E3_label_en-US" xlink:label="lab_us-gaap_SubsequentEventMember_F7E642EC767E536B9801D96D0DD7E8F0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_us-gaap_SubsequentEventMember_F7E642EC767E536B9801D96D0DD7E8F0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventMember_F7E642EC767E536B9801D96D0DD7E8F0" xlink:to="lab_us-gaap_SubsequentEventMember_F7E642EC767E536B9801D96D0DD7E8F0" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventLineItems_D8FADC08AE8FB2382BC57637B23D24E3_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventLineItems_D2BB69A6C9D5507E92A1169CD5D26AAF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Event [Line Items]</link:label>
    <link:label id="lab_us-gaap_SubsequentEventLineItems_D8FADC08AE8FB2382BC57637B23D24E3_label_en-US" xlink:label="lab_us-gaap_SubsequentEventLineItems_D2BB69A6C9D5507E92A1169CD5D26AAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Event [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventLineItems" xlink:label="loc_us-gaap_SubsequentEventLineItems_D2BB69A6C9D5507E92A1169CD5D26AAF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventLineItems_D2BB69A6C9D5507E92A1169CD5D26AAF" xlink:to="lab_us-gaap_SubsequentEventLineItems_D2BB69A6C9D5507E92A1169CD5D26AAF" xlink:type="arc" />
    <link:label id="lab_cah_CashPaidForContractTermination_B69D46F06E9E18C48A5D7637B23E57DE_terseLabel_en-US" xlink:label="lab_cah_CashPaidForContractTermination_6EE227566975540180D1E3BB1377D6AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash Paid For Contract Termination</link:label>
    <link:label id="lab_cah_CashPaidForContractTermination_B69D46F06E9E18C48A5D7637B23E57DE_label_en-US" xlink:label="lab_cah_CashPaidForContractTermination_6EE227566975540180D1E3BB1377D6AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash Paid For Contract Termination</link:label>
    <link:label id="lab_cah_CashPaidForContractTermination_B69D46F06E9E18C48A5D7637B23E57DE_documentation_en-US" xlink:label="lab_cah_CashPaidForContractTermination_6EE227566975540180D1E3BB1377D6AC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Cash Paid For Contract Termination</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_CashPaidForContractTermination" xlink:label="loc_cah_CashPaidForContractTermination_6EE227566975540180D1E3BB1377D6AC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_CashPaidForContractTermination_6EE227566975540180D1E3BB1377D6AC" xlink:to="lab_cah_CashPaidForContractTermination_6EE227566975540180D1E3BB1377D6AC" xlink:type="arc" />
    <link:label id="lab_us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_2C0FB46796A151C06B38C162B168C247_verboseLabel_en-US" xlink:label="lab_us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_7B57F22F180251F08371B1F70D584A04" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Basis of Presentation and Summary of Significant Accounting Policies</link:label>
    <link:label id="lab_us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_2C0FB46796A151C06B38C162B168C247_label_en-US" xlink:label="lab_us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_7B57F22F180251F08371B1F70D584A04" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Basis of Presentation and Significant Accounting Policies [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock" xlink:label="loc_us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_7B57F22F180251F08371B1F70D584A04" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_7B57F22F180251F08371B1F70D584A04" xlink:to="lab_us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock_7B57F22F180251F08371B1F70D584A04" xlink:type="arc" />
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_0F40864E010052859A66C162B114B528_terseLabel_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_BBB3FAEF7DA05403B420DE705D37B756" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Potentially dilutive employee stock options, restricted share units and performance share units that were antidilutive (in shares)</link:label>
    <link:label id="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_0F40864E010052859A66C162B114B528_label_en-US" xlink:label="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_BBB3FAEF7DA05403B420DE705D37B756" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_BBB3FAEF7DA05403B420DE705D37B756" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_BBB3FAEF7DA05403B420DE705D37B756" xlink:to="lab_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_BBB3FAEF7DA05403B420DE705D37B756" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_20E9CDAA81B2CE0E0F1117ABD499D7D6_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_20E9CDAA81B2CE0E0F1117ABD499D7D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Level 1</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_20E9CDAA81B2CE0E0F1117ABD499D7D6_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_20E9CDAA81B2CE0E0F1117ABD499D7D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_20E9CDAA81B2CE0E0F1117ABD499D7D6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel1Member_20E9CDAA81B2CE0E0F1117ABD499D7D6" xlink:to="lab_us-gaap_FairValueInputsLevel1Member_20E9CDAA81B2CE0E0F1117ABD499D7D6" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_FAF50F06C100BEB02E0717ABD499728F_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_FAF50F06C100BEB02E0717ABD499728F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Level 3</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_FAF50F06C100BEB02E0717ABD499728F_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_FAF50F06C100BEB02E0717ABD499728F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_FAF50F06C100BEB02E0717ABD499728F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel3Member_FAF50F06C100BEB02E0717ABD499728F" xlink:to="lab_us-gaap_FairValueInputsLevel3Member_FAF50F06C100BEB02E0717ABD499728F" xlink:type="arc" />
    <link:label id="lab_us-gaap_AssetsFairValueDisclosureAbstract_FE6539176332BEA51A1217ABD4994893_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosureAbstract_FE6539176332BEA51A1217ABD4994893" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assets:</link:label>
    <link:label id="lab_us-gaap_AssetsFairValueDisclosureAbstract_FE6539176332BEA51A1217ABD4994893_label_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosureAbstract_FE6539176332BEA51A1217ABD4994893" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Fair Value Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract" xlink:label="loc_us-gaap_AssetsFairValueDisclosureAbstract_FE6539176332BEA51A1217ABD4994893" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_FE6539176332BEA51A1217ABD4994893" xlink:to="lab_us-gaap_AssetsFairValueDisclosureAbstract_FE6539176332BEA51A1217ABD4994893" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_43EF010E9BE19957F34917ABD49906FF_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_43EF010E9BE19957F34917ABD49906FF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash equivalents</link:label>
    <link:label id="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_43EF010E9BE19957F34917ABD49906FF_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_43EF010E9BE19957F34917ABD49906FF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and Cash Equivalents, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_43EF010E9BE19957F34917ABD49906FF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_43EF010E9BE19957F34917ABD49906FF" xlink:to="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_43EF010E9BE19957F34917ABD49906FF" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_F6B60685C20EE1A6CCAE17ABD49905FB_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_F6B60685C20EE1A6CCAE17ABD49905FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Forward contracts</link:label>
    <link:label id="lab_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_F6B60685C20EE1A6CCAE17ABD49905FB_label_en-US" xlink:label="lab_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_F6B60685C20EE1A6CCAE17ABD49905FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Assets (Liabilities), at Fair Value, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet" xlink:label="loc_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_F6B60685C20EE1A6CCAE17ABD49905FB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_F6B60685C20EE1A6CCAE17ABD49905FB" xlink:to="lab_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_F6B60685C20EE1A6CCAE17ABD49905FB" xlink:type="arc" />
    <link:label id="lab_us-gaap_InvestmentsFairValueDisclosure_F5641F3D0CD1A74CD3F917ABD4994AF5_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsFairValueDisclosure_F5641F3D0CD1A74CD3F917ABD4994AF5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other investments</link:label>
    <link:label id="lab_us-gaap_InvestmentsFairValueDisclosure_F5641F3D0CD1A74CD3F917ABD4994AF5_label_en-US" xlink:label="lab_us-gaap_InvestmentsFairValueDisclosure_F5641F3D0CD1A74CD3F917ABD4994AF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Investments, Fair Value Disclosure</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InvestmentsFairValueDisclosure" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_F5641F3D0CD1A74CD3F917ABD4994AF5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InvestmentsFairValueDisclosure_F5641F3D0CD1A74CD3F917ABD4994AF5" xlink:to="lab_us-gaap_InvestmentsFairValueDisclosure_F5641F3D0CD1A74CD3F917ABD4994AF5" xlink:type="arc" />
    <link:label id="lab_us-gaap_LiabilitiesFairValueDisclosureAbstract_FB2A1EA2B7A040E5F0B117ABD499392D_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesFairValueDisclosureAbstract_FB2A1EA2B7A040E5F0B117ABD499392D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Liabilities:</link:label>
    <link:label id="lab_us-gaap_LiabilitiesFairValueDisclosureAbstract_FB2A1EA2B7A040E5F0B117ABD499392D_label_en-US" xlink:label="lab_us-gaap_LiabilitiesFairValueDisclosureAbstract_FB2A1EA2B7A040E5F0B117ABD499392D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities, Fair Value Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_FB2A1EA2B7A040E5F0B117ABD499392D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_FB2A1EA2B7A040E5F0B117ABD499392D" xlink:to="lab_us-gaap_LiabilitiesFairValueDisclosureAbstract_FB2A1EA2B7A040E5F0B117ABD499392D" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationContingentConsiderationLiability_7E17FBD51CE2AF4AF15217ABD4990D7A_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationContingentConsiderationLiability_7E17FBD51CE2AF4AF15217ABD4990D7A" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Contingent Consideration</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationContingentConsiderationLiability_7E17FBD51CE2AF4AF15217ABD4990D7A_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationContingentConsiderationLiability_7E17FBD51CE2AF4AF15217ABD4990D7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Contingent Consideration, Liability</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationLiability_7E17FBD51CE2AF4AF15217ABD4990D7A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationContingentConsiderationLiability_7E17FBD51CE2AF4AF15217ABD4990D7A" xlink:to="lab_us-gaap_BusinessCombinationContingentConsiderationLiability_7E17FBD51CE2AF4AF15217ABD4990D7A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_44DC43D849E853FD843666BCCD427D90_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_EA4953D7B099518F9AA1EFCA206E19EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_44DC43D849E853FD843666BCCD427D90_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_EA4953D7B099518F9AA1EFCA206E19EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_EA4953D7B099518F9AA1EFCA206E19EC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_EA4953D7B099518F9AA1EFCA206E19EC" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_EA4953D7B099518F9AA1EFCA206E19EC" xlink:type="arc" />
    <link:label id="lab_us-gaap_AwardTypeAxis_2E17318818F1D2ACE3BF66BCCD421A59_terseLabel_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_30C466982E135FCF8285DF264DE14536" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Award Type [Axis]</link:label>
    <link:label id="lab_us-gaap_AwardTypeAxis_2E17318818F1D2ACE3BF66BCCD421A59_label_en-US" xlink:label="lab_us-gaap_AwardTypeAxis_30C466982E135FCF8285DF264DE14536" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Award Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_30C466982E135FCF8285DF264DE14536" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AwardTypeAxis_30C466982E135FCF8285DF264DE14536" xlink:to="lab_us-gaap_AwardTypeAxis_30C466982E135FCF8285DF264DE14536" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_2C250C9423BB3E8C9C8666BCCD42686D_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3B697CD9C2385CF8B8F4CC92F7A6B2DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Award [Domain]</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_2C250C9423BB3E8C9C8666BCCD42686D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3B697CD9C2385CF8B8F4CC92F7A6B2DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Award [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3B697CD9C2385CF8B8F4CC92F7A6B2DB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3B697CD9C2385CF8B8F4CC92F7A6B2DB" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3B697CD9C2385CF8B8F4CC92F7A6B2DB" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestrictedStockUnitsRSUMember_F82D22149B0321F36D6366BCCD42E2A2_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedStockUnitsRSUMember_B2290F2E3A3850C8AD07C470984A824E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted Share Units</link:label>
    <link:label id="lab_us-gaap_RestrictedStockUnitsRSUMember_F82D22149B0321F36D6366BCCD42E2A2_label_en-US" xlink:label="lab_us-gaap_RestrictedStockUnitsRSUMember_B2290F2E3A3850C8AD07C470984A824E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restricted Stock Units (RSUs) [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_B2290F2E3A3850C8AD07C470984A824E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedStockUnitsRSUMember_B2290F2E3A3850C8AD07C470984A824E" xlink:to="lab_us-gaap_RestrictedStockUnitsRSUMember_B2290F2E3A3850C8AD07C470984A824E" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeStockOptionMember_F448FE860097047BCA3366BCCD42DBA1_verboseLabel_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_0FDCDF6B165D571AAAF225B17AEA8DDF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Employee Stock Option</link:label>
    <link:label id="lab_us-gaap_EmployeeStockOptionMember_F448FE860097047BCA3366BCCD42DBA1_label_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_0FDCDF6B165D571AAAF225B17AEA8DDF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Stock Option [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_0FDCDF6B165D571AAAF225B17AEA8DDF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeStockOptionMember_0FDCDF6B165D571AAAF225B17AEA8DDF" xlink:to="lab_us-gaap_EmployeeStockOptionMember_0FDCDF6B165D571AAAF225B17AEA8DDF" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_107062AC620DA29CAEDF66BCCD431E4C_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7EDF1A3BC7E152FBB36FE9C119FEA0F9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_107062AC620DA29CAEDF66BCCD431E4C_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7EDF1A3BC7E152FBB36FE9C119FEA0F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7EDF1A3BC7E152FBB36FE9C119FEA0F9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7EDF1A3BC7E152FBB36FE9C119FEA0F9" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7EDF1A3BC7E152FBB36FE9C119FEA0F9" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_60FA4CCED522E1900FFA66BCCD430CD5_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_3CE99635C86C59C3BF9B157639B6F867" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition</link:label>
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_60FA4CCED522E1900FFA66BCCD430CD5_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_3CE99635C86C59C3BF9B157639B6F867" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_3CE99635C86C59C3BF9B157639B6F867" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_3CE99635C86C59C3BF9B157639B6F867" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_3CE99635C86C59C3BF9B157639B6F867" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_CBF2E6FC76F54C880FEA66BCCD432B44_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_1806BDC33BC65F519A4235EBBFE91E8D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized</link:label>
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_CBF2E6FC76F54C880FEA66BCCD432B44_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_1806BDC33BC65F519A4235EBBFE91E8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_1806BDC33BC65F519A4235EBBFE91E8D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_1806BDC33BC65F519A4235EBBFE91E8D" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_1806BDC33BC65F519A4235EBBFE91E8D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9FB59CB49442C3365D2C66BCCD44F7E4_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_0653E695FE00528FBBD41D4BB4FAB7E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted Share Units</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_9FB59CB49442C3365D2C66BCCD44F7E4_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_0653E695FE00528FBBD41D4BB4FAB7E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_0653E695FE00528FBBD41D4BB4FAB7E4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_0653E695FE00528FBBD41D4BB4FAB7E4" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_0653E695FE00528FBBD41D4BB4FAB7E4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_936D0BCA25A5B00221B266BCCD44F0CD_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_CC6CF519A28759DF87F51A05312C24D6" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Nonvested at beginning of period (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_936D0BCA25A5B00221B266BCCD44F0CD_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_CC6CF519A28759DF87F51A05312C24D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_CC6CF519A28759DF87F51A05312C24D6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_CC6CF519A28759DF87F51A05312C24D6" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_CC6CF519A28759DF87F51A05312C24D6" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_55B5B56A05C51CEB134E66BCCD44601F_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_F84F912E0A6552CF9E83046A8E69ED88" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Granted (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_55B5B56A05C51CEB134E66BCCD44601F_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_F84F912E0A6552CF9E83046A8E69ED88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_F84F912E0A6552CF9E83046A8E69ED88" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_F84F912E0A6552CF9E83046A8E69ED88" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_F84F912E0A6552CF9E83046A8E69ED88" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_165181878FE89ED32A3666BCCD44A9D6_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_7DE7EB5A48A05B48BF39855D0827DCB8" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Vested (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_165181878FE89ED32A3666BCCD44A9D6_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_7DE7EB5A48A05B48BF39855D0827DCB8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_7DE7EB5A48A05B48BF39855D0827DCB8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_7DE7EB5A48A05B48BF39855D0827DCB8" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_7DE7EB5A48A05B48BF39855D0827DCB8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_1C68E28DFEC12A9ED69566BCCD44D34C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_E0FD6118377B55FB81C18267B099ADF8" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Canceled and forfeited (in shares)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_1C68E28DFEC12A9ED69566BCCD44D34C_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_E0FD6118377B55FB81C18267B099ADF8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_E0FD6118377B55FB81C18267B099ADF8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_E0FD6118377B55FB81C18267B099ADF8" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_E0FD6118377B55FB81C18267B099ADF8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_264E92AC4D73ECD3957166BCCD44D1DC_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_23EC87882D9C57298252EDEC1595F78E" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Nonvested at end of period (in shares)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_23EC87882D9C57298252EDEC1595F78E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_23EC87882D9C57298252EDEC1595F78E" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_23EC87882D9C57298252EDEC1595F78E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_C7DA86B60045AE01A38666BCCD4495F4_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_AD2A59CC146D584C93FF4001A12509AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted-Average Grant Date Fair Value per Share</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_C7DA86B60045AE01A38666BCCD4495F4_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_AD2A59CC146D584C93FF4001A12509AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_AD2A59CC146D584C93FF4001A12509AB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_AD2A59CC146D584C93FF4001A12509AB" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_AD2A59CC146D584C93FF4001A12509AB" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_020E239430FCCCA7215866BCCD442A73_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_9F3B756C63A85763A1C4F23232DCD505" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Nonvested at beginning of period (in usd per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_020E239430FCCCA7215866BCCD442A73_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_9F3B756C63A85763A1C4F23232DCD505" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_9F3B756C63A85763A1C4F23232DCD505" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_9F3B756C63A85763A1C4F23232DCD505" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_9F3B756C63A85763A1C4F23232DCD505" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_46692DF6A3867FD73D0566BCCD443DBF_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8C8DBD30EA1A5E9C928EA643C140B4E5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Granted (in usd per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_46692DF6A3867FD73D0566BCCD443DBF_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8C8DBD30EA1A5E9C928EA643C140B4E5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8C8DBD30EA1A5E9C928EA643C140B4E5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8C8DBD30EA1A5E9C928EA643C140B4E5" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8C8DBD30EA1A5E9C928EA643C140B4E5" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_00FE538008CA7682F35C66BCCD44A5A9_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_C8355714820050E689D830AD292D7032" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Vested (in usd per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_00FE538008CA7682F35C66BCCD44A5A9_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_C8355714820050E689D830AD292D7032" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_C8355714820050E689D830AD292D7032" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_C8355714820050E689D830AD292D7032" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_C8355714820050E689D830AD292D7032" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_B0B04B6ADB5E109DD6A666BCCD44A6CF_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_55A86BB53A50553ABD7626F48ED285E1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Canceled and forfeited (in usd per share)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_B0B04B6ADB5E109DD6A666BCCD44A6CF_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_55A86BB53A50553ABD7626F48ED285E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_55A86BB53A50553ABD7626F48ED285E1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_55A86BB53A50553ABD7626F48ED285E1" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_55A86BB53A50553ABD7626F48ED285E1" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_55DA5084AB9BBF84AFD866BCCD4526CD_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1BEC484DD2CB57F592A4A97745ED18E2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Nonvested at end of period (in usd per share)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1BEC484DD2CB57F592A4A97745ED18E2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1BEC484DD2CB57F592A4A97745ED18E2" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1BEC484DD2CB57F592A4A97745ED18E2" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_9940E4D2684EB27C738666A2784CC44C_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_E8B8C5D10A625DF69D98F43A3846C25A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Estimated Fair Value of Long-term Obligations and Other Short-term Borrowings Compared to the Respective Carrying Amount</link:label>
    <link:label id="lab_us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_9940E4D2684EB27C738666A2784CC44C_label_en-US" xlink:label="lab_us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_E8B8C5D10A625DF69D98F43A3846C25A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_E8B8C5D10A625DF69D98F43A3846C25A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_E8B8C5D10A625DF69D98F43A3846C25A" xlink:to="lab_us-gaap_ScheduleOfCarryingValuesAndEstimatedFairValuesOfDebtInstrumentsTableTextBlock_E8B8C5D10A625DF69D98F43A3846C25A" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_952EDAE778195B956365C162B0BD5C57_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_EC8CEE27683A58759817DB2C40A21EDA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Changes in the Balance of Accumulated Other Comprehensive Loss by Component and in Total</link:label>
    <link:label id="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_952EDAE778195B956365C162B0BD5C57_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_EC8CEE27683A58759817DB2C40A21EDA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_EC8CEE27683A58759817DB2C40A21EDA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_EC8CEE27683A58759817DB2C40A21EDA" xlink:to="lab_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_EC8CEE27683A58759817DB2C40A21EDA" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock_9F1ADD95274F8210A87FC162B06416E5_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock_3E7619C52F655CBAA8A3185AB0C102E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Total Share-based Compensation Expense by Type of Award</link:label>
    <link:label id="lab_us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock_9F1ADD95274F8210A87FC162B06416E5_label_en-US" xlink:label="lab_us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock_3E7619C52F655CBAA8A3185AB0C102E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock_3E7619C52F655CBAA8A3185AB0C102E4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock_3E7619C52F655CBAA8A3185AB0C102E4" xlink:to="lab_us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock_3E7619C52F655CBAA8A3185AB0C102E4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_512E5EDB619DB90A6184C162B064442E_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_E679BFFED7B15E69976AF2D3BC696224" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Stock Option Transactions Under the Plans</link:label>
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_512E5EDB619DB90A6184C162B064442E_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_E679BFFED7B15E69976AF2D3BC696224" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation, Stock Options, Activity [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_E679BFFED7B15E69976AF2D3BC696224" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_E679BFFED7B15E69976AF2D3BC696224" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_E679BFFED7B15E69976AF2D3BC696224" xlink:type="arc" />
    <link:label id="lab_cah_AdditionalStockOptionPlanDataTableTextBlock_E69AB62A68F9B6EBE7C0C162B064F7DE_terseLabel_en-US" xlink:label="lab_cah_AdditionalStockOptionPlanDataTableTextBlock_632217465F5251439E89810B20C731F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Additional Data Related to Stock Option Activity</link:label>
    <link:label id="lab_cah_AdditionalStockOptionPlanDataTableTextBlock_E69AB62A68F9B6EBE7C0C162B064F7DE_label_en-US" xlink:label="lab_cah_AdditionalStockOptionPlanDataTableTextBlock_632217465F5251439E89810B20C731F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additional Stock Option Plan Data [Table Text Block]</link:label>
    <link:label id="lab_cah_AdditionalStockOptionPlanDataTableTextBlock_E69AB62A68F9B6EBE7C0C162B064F7DE_documentation_en-US" xlink:label="lab_cah_AdditionalStockOptionPlanDataTableTextBlock_632217465F5251439E89810B20C731F8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">A disclosure of additional data related to all stock option activity</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_AdditionalStockOptionPlanDataTableTextBlock" xlink:label="loc_cah_AdditionalStockOptionPlanDataTableTextBlock_632217465F5251439E89810B20C731F8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_AdditionalStockOptionPlanDataTableTextBlock_632217465F5251439E89810B20C731F8" xlink:to="lab_cah_AdditionalStockOptionPlanDataTableTextBlock_632217465F5251439E89810B20C731F8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_F6ACEA4D42E17D0F7AD5C162B064B43B_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_B4C7A07C85F45B668182B63C0ECBD85F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Transactions Related to Restricted Share Units Under the Plans</link:label>
    <link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_F6ACEA4D42E17D0F7AD5C162B064B43B_label_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_B4C7A07C85F45B668182B63C0ECBD85F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_B4C7A07C85F45B668182B63C0ECBD85F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_B4C7A07C85F45B668182B63C0ECBD85F" xlink:to="lab_us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock_B4C7A07C85F45B668182B63C0ECBD85F" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock_8E394785947B29A8833DC162B0649FC1_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock_EA40D699608E5A3BADB27712563DE17A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Transactions Related to Performance Share Units Under the Plans</link:label>
    <link:label id="lab_us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock_8E394785947B29A8833DC162B0649FC1_label_en-US" xlink:label="lab_us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock_EA40D699608E5A3BADB27712563DE17A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Nonvested Performance-based Units Activity [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock_EA40D699608E5A3BADB27712563DE17A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock_EA40D699608E5A3BADB27712563DE17A" xlink:to="lab_us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock_EA40D699608E5A3BADB27712563DE17A" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinimumMember_EE971BC1253A7A9E452966A9399AA488_verboseLabel_en-US" xlink:label="lab_us-gaap_MinimumMember_05C88B90FBD35A9BBB6F5BEDCC4E5A83" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Short Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_05C88B90FBD35A9BBB6F5BEDCC4E5A83" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinimumMember_05C88B90FBD35A9BBB6F5BEDCC4E5A83" xlink:to="lab_us-gaap_MinimumMember_05C88B90FBD35A9BBB6F5BEDCC4E5A83" xlink:type="arc" />
    <link:label id="lab_us-gaap_MaximumMember_4B18089F49B9A63E5F2E66A9399AD759_verboseLabel_en-US" xlink:label="lab_us-gaap_MaximumMember_8D4C246D3E7B5792868372AD3678CB77" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Long Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_8D4C246D3E7B5792868372AD3678CB77" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MaximumMember_8D4C246D3E7B5792868372AD3678CB77" xlink:to="lab_us-gaap_MaximumMember_8D4C246D3E7B5792868372AD3678CB77" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_83755E1CC1DA45BB27F7C162B18032AE_verboseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_E6A919E158B95E9986E81C51C667E178" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Weighted-average common shares&#8211;basic (in shares)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_E6A919E158B95E9986E81C51C667E178" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_E6A919E158B95E9986E81C51C667E178" xlink:to="lab_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_E6A919E158B95E9986E81C51C667E178" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_90FE8F08E637EA5432D6C162B1809ED1_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_A37E13C110EE52CCADF3490BDDC4C3EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effect of dilutive securities:</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_90FE8F08E637EA5432D6C162B1809ED1_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_A37E13C110EE52CCADF3490BDDC4C3EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_A37E13C110EE52CCADF3490BDDC4C3EC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_A37E13C110EE52CCADF3490BDDC4C3EC" xlink:to="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_A37E13C110EE52CCADF3490BDDC4C3EC" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_03709BE455A9039427C5C162B18152E7_terseLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_5658F35279DB5E25B1DEE5455FF18366" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee stock options, restricted share units, and performance share units (in shares)</link:label>
    <link:label id="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_03709BE455A9039427C5C162B18152E7_label_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_5658F35279DB5E25B1DEE5455FF18366" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Number Diluted Shares Outstanding Adjustment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_5658F35279DB5E25B1DEE5455FF18366" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_5658F35279DB5E25B1DEE5455FF18366" xlink:to="lab_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_5658F35279DB5E25B1DEE5455FF18366" xlink:type="arc" />
    <link:label id="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_7195E5BD1F7831C509D3C162B18136EA_totalLabel_en-US" xlink:label="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_922CD60E97A451FC95251D6350863F61" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Weighted-average common shares&#8211;diluted (in shares)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_922CD60E97A451FC95251D6350863F61" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_922CD60E97A451FC95251D6350863F61" xlink:to="lab_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_922CD60E97A451FC95251D6350863F61" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubsequentEventsTextBlock_C7E5903787B268E39778718958520719_terseLabel_en-US" xlink:label="lab_us-gaap_SubsequentEventsTextBlock_E15A976C3CCC5E71BDFFD0C8E3420466" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent Events</link:label>
    <link:label id="lab_us-gaap_SubsequentEventsTextBlock_C7E5903787B268E39778718958520719_label_en-US" xlink:label="lab_us-gaap_SubsequentEventsTextBlock_E15A976C3CCC5E71BDFFD0C8E3420466" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsequent Events [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="loc_us-gaap_SubsequentEventsTextBlock_E15A976C3CCC5E71BDFFD0C8E3420466" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsequentEventsTextBlock_E15A976C3CCC5E71BDFFD0C8E3420466" xlink:to="lab_us-gaap_SubsequentEventsTextBlock_E15A976C3CCC5E71BDFFD0C8E3420466" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_CAF9C1CBB697E9ED12C741185B58F232_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_CAF9C1CBB697E9ED12C741185B58F232" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_CAF9C1CBB697E9ED12C741185B58F232" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_CAF9C1CBB697E9ED12C741185B58F232" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_CAF9C1CBB697E9ED12C741185B58F232" xlink:type="arc" />
    <link:label id="lab_cah_Reclassifiedtoassetsheldforsale_A5DC45401551D15C3A0E4118AC45DB0E_terseLabel_en-US" xlink:label="lab_cah_Reclassifiedtoassetsheldforsale_A5DC45401551D15C3A0E4118AC45DB0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reclassified to assets held for sale</link:label>
    <link:label id="lab_cah_Reclassifiedtoassetsheldforsale_A5DC45401551D15C3A0E4118AC45DB0E_label_en-US" xlink:label="lab_cah_Reclassifiedtoassetsheldforsale_A5DC45401551D15C3A0E4118AC45DB0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassified to assets held for sale</link:label>
    <link:label id="lab_cah_Reclassifiedtoassetsheldforsale_A5DC45401551D15C3A0E4118AC45DB0E_documentation_en-US" xlink:label="lab_cah_Reclassifiedtoassetsheldforsale_A5DC45401551D15C3A0E4118AC45DB0E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Reclassified to assets held for sale</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_Reclassifiedtoassetsheldforsale" xlink:label="loc_cah_Reclassifiedtoassetsheldforsale_A5DC45401551D15C3A0E4118AC45DB0E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_Reclassifiedtoassetsheldforsale_A5DC45401551D15C3A0E4118AC45DB0E" xlink:to="lab_cah_Reclassifiedtoassetsheldforsale_A5DC45401551D15C3A0E4118AC45DB0E" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit_4BC45F84A543866595BD41185B59EB2F_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit_4BC45F84A543866595BD41185B59EB2F" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Goodwill, Written off Related to Sale of Business Unit</link:label>
    <link:label id="lab_us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit_4BC45F84A543866595BD41185B59EB2F_label_en-US" xlink:label="lab_us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit_4BC45F84A543866595BD41185B59EB2F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill, Written off Related to Sale of Business Unit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit" xlink:label="loc_us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit_4BC45F84A543866595BD41185B59EB2F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit_4BC45F84A543866595BD41185B59EB2F" xlink:to="lab_us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit_4BC45F84A543866595BD41185B59EB2F" xlink:type="arc" />
    <link:label id="lab_cah_OtherintangibleAssetswrittenoffinsaleofbusiness_ADB8AC51462863052F6D41185B590401_terseLabel_en-US" xlink:label="lab_cah_OtherintangibleAssetswrittenoffinsaleofbusiness_ADB8AC51462863052F6D41185B590401" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Intangible Assets Reclassified to Assets Held for Sales</link:label>
    <link:label id="lab_cah_OtherintangibleAssetswrittenoffinsaleofbusiness_ADB8AC51462863052F6D41185B590401_label_en-US" xlink:label="lab_cah_OtherintangibleAssetswrittenoffinsaleofbusiness_ADB8AC51462863052F6D41185B590401" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other intangible Assets written off in sale of business</link:label>
    <link:label id="lab_cah_OtherintangibleAssetswrittenoffinsaleofbusiness_ADB8AC51462863052F6D41185B590401_documentation_en-US" xlink:label="lab_cah_OtherintangibleAssetswrittenoffinsaleofbusiness_ADB8AC51462863052F6D41185B590401" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">intangible Assets written off sale</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_OtherintangibleAssetswrittenoffinsaleofbusiness" xlink:label="loc_cah_OtherintangibleAssetswrittenoffinsaleofbusiness_ADB8AC51462863052F6D41185B590401" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_OtherintangibleAssetswrittenoffinsaleofbusiness_ADB8AC51462863052F6D41185B590401" xlink:to="lab_cah_OtherintangibleAssetswrittenoffinsaleofbusiness_ADB8AC51462863052F6D41185B590401" xlink:type="arc" />
    <link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_B84FA32A15B60F01DF8C41185B599884_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_B84FA32A15B60F01DF8C41185B599884" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortization of intangible assets</link:label>
    <link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_B84FA32A15B60F01DF8C41185B599884_label_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_B84FA32A15B60F01DF8C41185B599884" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amortization of Intangible Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_B84FA32A15B60F01DF8C41185B599884" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmortizationOfIntangibleAssets_B84FA32A15B60F01DF8C41185B599884" xlink:to="lab_us-gaap_AmortizationOfIntangibleAssets_B84FA32A15B60F01DF8C41185B599884" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_AA7D748CC7F5A224AE7941185B59F5A6_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_AA7D748CC7F5A224AE7941185B59F5A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_AA7D748CC7F5A224AE7941185B59F5A6_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_AA7D748CC7F5A224AE7941185B59F5A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_AA7D748CC7F5A224AE7941185B59F5A6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_AA7D748CC7F5A224AE7941185B59F5A6" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_AA7D748CC7F5A224AE7941185B59F5A6" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_224C507B198A4ED59A1241185B5997FD_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_224C507B198A4ED59A1241185B5997FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimated annual amortization of intangible assets - Year Two</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_224C507B198A4ED59A1241185B5997FD_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_224C507B198A4ED59A1241185B5997FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Two</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_224C507B198A4ED59A1241185B5997FD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_224C507B198A4ED59A1241185B5997FD" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_224C507B198A4ED59A1241185B5997FD" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_902CEA1BC243B15DD6AD41185B5943FC_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_902CEA1BC243B15DD6AD41185B5943FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimated annual amortization of intangible assets - Year Three</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_902CEA1BC243B15DD6AD41185B5943FC_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_902CEA1BC243B15DD6AD41185B5943FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Three</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_902CEA1BC243B15DD6AD41185B5943FC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_902CEA1BC243B15DD6AD41185B5943FC" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_902CEA1BC243B15DD6AD41185B5943FC" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_8ADDC71046C3C790576B41185B59DEBF_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_8ADDC71046C3C790576B41185B59DEBF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimated annual amortization of intangible assets - Year Four</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_8ADDC71046C3C790576B41185B59DEBF_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_8ADDC71046C3C790576B41185B59DEBF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Four</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_8ADDC71046C3C790576B41185B59DEBF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_8ADDC71046C3C790576B41185B59DEBF" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_8ADDC71046C3C790576B41185B59DEBF" xlink:type="arc" />
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_AD89BBF728DC5AE1D30441185B5A9BEC_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_AD89BBF728DC5AE1D30441185B5A9BEC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimated annual amortization of intangible assets - Year Five</link:label>
    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_AD89BBF728DC5AE1D30441185B5A9BEC_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_AD89BBF728DC5AE1D30441185B5A9BEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Five</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_AD89BBF728DC5AE1D30441185B5A9BEC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_AD89BBF728DC5AE1D30441185B5A9BEC" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_AD89BBF728DC5AE1D30441185B5A9BEC" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfStockByClassTable_D9A092F9791381AC436708C8E37D5E16_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfStockByClassTable_D9A092F9791381AC436708C8E37D5E16" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Stock by Class [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfStockByClassTable_D9A092F9791381AC436708C8E37D5E16_label_en-US" xlink:label="lab_us-gaap_ScheduleOfStockByClassTable_D9A092F9791381AC436708C8E37D5E16" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Stock by Class [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfStockByClassTable" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_D9A092F9791381AC436708C8E37D5E16" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_D9A092F9791381AC436708C8E37D5E16" xlink:to="lab_us-gaap_ScheduleOfStockByClassTable_D9A092F9791381AC436708C8E37D5E16" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockMember_7BB406114153E05F5DE508C8E37ED0B2_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockMember_7BB406114153E05F5DE508C8E37ED0B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury Shares</link:label>
    <link:label id="lab_us-gaap_TreasuryStockMember_7BB406114153E05F5DE508C8E37ED0B2_label_en-US" xlink:label="lab_us-gaap_TreasuryStockMember_7BB406114153E05F5DE508C8E37ED0B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TreasuryStockMember" xlink:label="loc_us-gaap_TreasuryStockMember_7BB406114153E05F5DE508C8E37ED0B2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockMember_7BB406114153E05F5DE508C8E37ED0B2" xlink:to="lab_us-gaap_TreasuryStockMember_7BB406114153E05F5DE508C8E37ED0B2" xlink:type="arc" />
    <link:label id="lab_us-gaap_ClassOfStockLineItems_06C73426F60F0001177708C8E37EE747_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfStockLineItems_06C73426F60F0001177708C8E37EE747" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Class of Stock [Line Items]</link:label>
    <link:label id="lab_us-gaap_ClassOfStockLineItems_06C73426F60F0001177708C8E37EE747_label_en-US" xlink:label="lab_us-gaap_ClassOfStockLineItems_06C73426F60F0001177708C8E37EE747" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Class of Stock [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ClassOfStockLineItems" xlink:label="loc_us-gaap_ClassOfStockLineItems_06C73426F60F0001177708C8E37EE747" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfStockLineItems_06C73426F60F0001177708C8E37EE747" xlink:to="lab_us-gaap_ClassOfStockLineItems_06C73426F60F0001177708C8E37EE747" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockSharesAcquired_94F4C23DDF0E5CF4FF0C08C8E37E168A_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesAcquired_94F4C23DDF0E5CF4FF0C08C8E37E168A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury shares acquired (using cost method), shares</link:label>
    <link:label id="lab_us-gaap_TreasuryStockSharesAcquired_94F4C23DDF0E5CF4FF0C08C8E37E168A_label_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesAcquired_94F4C23DDF0E5CF4FF0C08C8E37E168A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Shares, Acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TreasuryStockSharesAcquired" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_94F4C23DDF0E5CF4FF0C08C8E37E168A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockSharesAcquired_94F4C23DDF0E5CF4FF0C08C8E37E168A" xlink:to="lab_us-gaap_TreasuryStockSharesAcquired_94F4C23DDF0E5CF4FF0C08C8E37E168A" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_175792B12A22E35C5FC708C8E37E5435_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_175792B12A22E35C5FC708C8E37E5435" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Payments for Repurchase of Common Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_175792B12A22E35C5FC708C8E37E5435" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_175792B12A22E35C5FC708C8E37E5435" xlink:to="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_175792B12A22E35C5FC708C8E37E5435" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_5B737D1897307EF8F54B08C8E37EA419_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_5B737D1897307EF8F54B08C8E37EA419" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury shares acquired, average price per share (in usd per share)</link:label>
    <link:label id="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_5B737D1897307EF8F54B08C8E37EA419_label_en-US" xlink:label="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_5B737D1897307EF8F54B08C8E37EA419" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock Acquired, Average Cost Per Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TreasuryStockAcquiredAverageCostPerShare" xlink:label="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_5B737D1897307EF8F54B08C8E37EA419" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_5B737D1897307EF8F54B08C8E37EA419" xlink:to="lab_us-gaap_TreasuryStockAcquiredAverageCostPerShare_5B737D1897307EF8F54B08C8E37EA419" xlink:type="arc" />
    <link:label id="lab_us-gaap_AcceleratedShareRepurchasesSettlementPaymentOrReceipt_8C928CA60BE24FC7165608CB46161119_terseLabel_en-US" xlink:label="lab_us-gaap_AcceleratedShareRepurchasesSettlementPaymentOrReceipt_8C928CA60BE24FC7165608CB46161119" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accelerated Share Repurchases, Settlement (Payment) or Receipt</link:label>
    <link:label id="lab_us-gaap_AcceleratedShareRepurchasesSettlementPaymentOrReceipt_8C928CA60BE24FC7165608CB46161119_label_en-US" xlink:label="lab_us-gaap_AcceleratedShareRepurchasesSettlementPaymentOrReceipt_8C928CA60BE24FC7165608CB46161119" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accelerated Share Repurchases, Settlement (Payment) or Receipt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AcceleratedShareRepurchasesSettlementPaymentOrReceipt" xlink:label="loc_us-gaap_AcceleratedShareRepurchasesSettlementPaymentOrReceipt_8C928CA60BE24FC7165608CB46161119" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesSettlementPaymentOrReceipt_8C928CA60BE24FC7165608CB46161119" xlink:to="lab_us-gaap_AcceleratedShareRepurchasesSettlementPaymentOrReceipt_8C928CA60BE24FC7165608CB46161119" xlink:type="arc" />
    <link:label id="lab_us-gaap_AcceleratedShareRepurchasesCashOrStockSettlement_E33A04DA6524A60866D308CD37DF36F6_terseLabel_en-US" xlink:label="lab_us-gaap_AcceleratedShareRepurchasesCashOrStockSettlement_E33A04DA6524A60866D308CD37DF36F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accelerated Share Repurchases, Cash or Stock Settlement</link:label>
    <link:label id="lab_us-gaap_AcceleratedShareRepurchasesCashOrStockSettlement_E33A04DA6524A60866D308CD37DF36F6_label_en-US" xlink:label="lab_us-gaap_AcceleratedShareRepurchasesCashOrStockSettlement_E33A04DA6524A60866D308CD37DF36F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accelerated Share Repurchases, Cash or Stock Settlement</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AcceleratedShareRepurchasesCashOrStockSettlement" xlink:label="loc_us-gaap_AcceleratedShareRepurchasesCashOrStockSettlement_E33A04DA6524A60866D308CD37DF36F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesCashOrStockSettlement_E33A04DA6524A60866D308CD37DF36F6" xlink:to="lab_us-gaap_AcceleratedShareRepurchasesCashOrStockSettlement_E33A04DA6524A60866D308CD37DF36F6" xlink:type="arc" />
    <link:label id="lab_us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare_A26EDB36016EA24604E708CE3ACDFD18_terseLabel_en-US" xlink:label="lab_us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare_A26EDB36016EA24604E708CE3ACDFD18" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accelerated Share Repurchases, Final Price Paid Per Share</link:label>
    <link:label id="lab_us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare_A26EDB36016EA24604E708CE3ACDFD18_label_en-US" xlink:label="lab_us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare_A26EDB36016EA24604E708CE3ACDFD18" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accelerated Share Repurchases, Final Price Paid Per Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare" xlink:label="loc_us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare_A26EDB36016EA24604E708CE3ACDFD18" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare_A26EDB36016EA24604E708CE3ACDFD18" xlink:to="lab_us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare_A26EDB36016EA24604E708CE3ACDFD18" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockSharesRetired_8D4C5F4ED00E12D389C908C8E37EFBE3_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesRetired_8D4C5F4ED00E12D389C908C8E37EFBE3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury Stock, Shares, Retired</link:label>
    <link:label id="lab_us-gaap_TreasuryStockSharesRetired_8D4C5F4ED00E12D389C908C8E37EFBE3_label_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesRetired_8D4C5F4ED00E12D389C908C8E37EFBE3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Shares, Retired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TreasuryStockSharesRetired" xlink:label="loc_us-gaap_TreasuryStockSharesRetired_8D4C5F4ED00E12D389C908C8E37EFBE3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockSharesRetired_8D4C5F4ED00E12D389C908C8E37EFBE3" xlink:to="lab_us-gaap_TreasuryStockSharesRetired_8D4C5F4ED00E12D389C908C8E37EFBE3" xlink:type="arc" />
    <link:label id="lab_cah_IncreaseDecreaseInDollarAmountOfCommonSharesinTreasuryFromRetirementOfShares_97C0EF39E247B7FEB27008C8E37EC75B_terseLabel_en-US" xlink:label="lab_cah_IncreaseDecreaseInDollarAmountOfCommonSharesinTreasuryFromRetirementOfShares_97C0EF39E247B7FEB27008C8E37EC75B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury Stock, Common, Value</link:label>
    <link:label id="lab_cah_IncreaseDecreaseInDollarAmountOfCommonSharesinTreasuryFromRetirementOfShares_97C0EF39E247B7FEB27008C8E37EC75B_label_en-US" xlink:label="lab_cah_IncreaseDecreaseInDollarAmountOfCommonSharesinTreasuryFromRetirementOfShares_97C0EF39E247B7FEB27008C8E37EC75B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase/(Decrease) In Dollar Amount Of Common Shares in Treasury From Retirement Of Shares</link:label>
    <link:label id="lab_cah_IncreaseDecreaseInDollarAmountOfCommonSharesinTreasuryFromRetirementOfShares_97C0EF39E247B7FEB27008C8E37EC75B_documentation_en-US" xlink:label="lab_cah_IncreaseDecreaseInDollarAmountOfCommonSharesinTreasuryFromRetirementOfShares_97C0EF39E247B7FEB27008C8E37EC75B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Increase/(Decrease) In Dollar Amount Of Common Shares in Treasury From Retirement Of Shares</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_IncreaseDecreaseInDollarAmountOfCommonSharesinTreasuryFromRetirementOfShares" xlink:label="loc_cah_IncreaseDecreaseInDollarAmountOfCommonSharesinTreasuryFromRetirementOfShares_97C0EF39E247B7FEB27008C8E37EC75B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_IncreaseDecreaseInDollarAmountOfCommonSharesinTreasuryFromRetirementOfShares_97C0EF39E247B7FEB27008C8E37EC75B" xlink:to="lab_cah_IncreaseDecreaseInDollarAmountOfCommonSharesinTreasuryFromRetirementOfShares_97C0EF39E247B7FEB27008C8E37EC75B" xlink:type="arc" />
    <link:label id="lab_cah_IncreaseDecreaseinCommonSharesAmountFromRetirementofShares_DF44A18BA2891BAA635008C8E37E2926_negatedTerseLabel_en-US" xlink:label="lab_cah_IncreaseDecreaseinCommonSharesAmountFromRetirementofShares_DF44A18BA2891BAA635008C8E37E2926" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Common Stock, Shares, Outstanding</link:label>
    <link:label id="lab_cah_IncreaseDecreaseinCommonSharesAmountFromRetirementofShares_DF44A18BA2891BAA635008C8E37E2926_label_en-US" xlink:label="lab_cah_IncreaseDecreaseinCommonSharesAmountFromRetirementofShares_DF44A18BA2891BAA635008C8E37E2926" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase/(Decrease) in Common Shares Amount From Retirement of Shares</link:label>
    <link:label id="lab_cah_IncreaseDecreaseinCommonSharesAmountFromRetirementofShares_DF44A18BA2891BAA635008C8E37E2926_documentation_en-US" xlink:label="lab_cah_IncreaseDecreaseinCommonSharesAmountFromRetirementofShares_DF44A18BA2891BAA635008C8E37E2926" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Increase/(Decrease) in Common Shares Amount From Retirement of Shares</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_IncreaseDecreaseinCommonSharesAmountFromRetirementofShares" xlink:label="loc_cah_IncreaseDecreaseinCommonSharesAmountFromRetirementofShares_DF44A18BA2891BAA635008C8E37E2926" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_IncreaseDecreaseinCommonSharesAmountFromRetirementofShares_DF44A18BA2891BAA635008C8E37E2926" xlink:to="lab_cah_IncreaseDecreaseinCommonSharesAmountFromRetirementofShares_DF44A18BA2891BAA635008C8E37E2926" xlink:type="arc" />
    <link:label id="lab_cah_IncreaseDecreaseInRetainedEarningsFromRetirementOfShares_6FF85224A6DEA43437CD08C8E37E3495_negatedTerseLabel_en-US" xlink:label="lab_cah_IncreaseDecreaseInRetainedEarningsFromRetirementOfShares_6FF85224A6DEA43437CD08C8E37E3495" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Retained earnings</link:label>
    <link:label id="lab_cah_IncreaseDecreaseInRetainedEarningsFromRetirementOfShares_6FF85224A6DEA43437CD08C8E37E3495_label_en-US" xlink:label="lab_cah_IncreaseDecreaseInRetainedEarningsFromRetirementOfShares_6FF85224A6DEA43437CD08C8E37E3495" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase Decrease In Retained Earnings From Retirement Of Shares</link:label>
    <link:label id="lab_cah_IncreaseDecreaseInRetainedEarningsFromRetirementOfShares_6FF85224A6DEA43437CD08C8E37E3495_documentation_en-US" xlink:label="lab_cah_IncreaseDecreaseInRetainedEarningsFromRetirementOfShares_6FF85224A6DEA43437CD08C8E37E3495" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The increase or decrease in retained earnings from the retirement of shares.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_IncreaseDecreaseInRetainedEarningsFromRetirementOfShares" xlink:label="loc_cah_IncreaseDecreaseInRetainedEarningsFromRetirementOfShares_6FF85224A6DEA43437CD08C8E37E3495" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_IncreaseDecreaseInRetainedEarningsFromRetirementOfShares_6FF85224A6DEA43437CD08C8E37E3495" xlink:to="lab_cah_IncreaseDecreaseInRetainedEarningsFromRetirementOfShares_6FF85224A6DEA43437CD08C8E37E3495" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_222A5B52F590599EA79C670E369CDE02_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_614147BD9D33539185BA839D1DA45E5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Restructuring and Related Costs [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_222A5B52F590599EA79C670E369CDE02_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_614147BD9D33539185BA839D1DA45E5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Restructuring and Related Costs [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_614147BD9D33539185BA839D1DA45E5C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_614147BD9D33539185BA839D1DA45E5C" xlink:to="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_614147BD9D33539185BA839D1DA45E5C" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionAxis_26E860524F373F40E489670E36A09C49_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_D429E04655FF5691B195DE54C3402708" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition [Axis]</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionAxis_26E860524F373F40E489670E36A09C49_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAxis_D429E04655FF5691B195DE54C3402708" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_D429E04655FF5691B195DE54C3402708" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_D429E04655FF5691B195DE54C3402708" xlink:to="lab_us-gaap_BusinessAcquisitionAxis_D429E04655FF5691B195DE54C3402708" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_D720212F23FE462BAE5A670E36A0FD31_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_03F898A34F6D5026A60A3FFCC0F9093E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition, Acquiree [Domain]</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_D720212F23FE462BAE5A670E36A0FD31_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_03F898A34F6D5026A60A3FFCC0F9093E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Acquiree [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_03F898A34F6D5026A60A3FFCC0F9093E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_03F898A34F6D5026A60A3FFCC0F9093E" xlink:to="lab_us-gaap_BusinessAcquisitionAcquireeDomain_03F898A34F6D5026A60A3FFCC0F9093E" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCostAndReserveAxis_B49733C01D69B4D199E5670E36A12045_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveAxis_53577015D9D45D1194F34E60A2DF23D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring Type [Axis]</link:label>
    <link:label id="lab_us-gaap_RestructuringCostAndReserveAxis_B49733C01D69B4D199E5670E36A12045_label_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveAxis_53577015D9D45D1194F34E60A2DF23D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_53577015D9D45D1194F34E60A2DF23D9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_53577015D9D45D1194F34E60A2DF23D9" xlink:to="lab_us-gaap_RestructuringCostAndReserveAxis_53577015D9D45D1194F34E60A2DF23D9" xlink:type="arc" />
    <link:label id="lab_us-gaap_TypeOfRestructuringDomain_FB6275CA812D5E0C85C8670E36A1F76C_terseLabel_en-US" xlink:label="lab_us-gaap_TypeOfRestructuringDomain_BC4A0FFE34675DA2BD81D4F9DBFD364C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Type of Restructuring [Domain]</link:label>
    <link:label id="lab_us-gaap_TypeOfRestructuringDomain_FB6275CA812D5E0C85C8670E36A1F76C_label_en-US" xlink:label="lab_us-gaap_TypeOfRestructuringDomain_BC4A0FFE34675DA2BD81D4F9DBFD364C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Type of Restructuring [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TypeOfRestructuringDomain" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_BC4A0FFE34675DA2BD81D4F9DBFD364C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_BC4A0FFE34675DA2BD81D4F9DBFD364C" xlink:to="lab_us-gaap_TypeOfRestructuringDomain_BC4A0FFE34675DA2BD81D4F9DBFD364C" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringPlanAxis_079108C5EE14E2DD58C9670E36A2E1CC_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringPlanAxis_ADDEA04CA472579AA4CFA1077EB1DEE3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring Plan [Axis]</link:label>
    <link:label id="lab_us-gaap_RestructuringPlanAxis_079108C5EE14E2DD58C9670E36A2E1CC_label_en-US" xlink:label="lab_us-gaap_RestructuringPlanAxis_ADDEA04CA472579AA4CFA1077EB1DEE3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Plan [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringPlanAxis" xlink:label="loc_us-gaap_RestructuringPlanAxis_ADDEA04CA472579AA4CFA1077EB1DEE3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringPlanAxis_ADDEA04CA472579AA4CFA1077EB1DEE3" xlink:to="lab_us-gaap_RestructuringPlanAxis_ADDEA04CA472579AA4CFA1077EB1DEE3" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringPlanDomain_C9C77D8D486983EB1CB4670E36A25011_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringPlanDomain_53A8FA1E4DAD5B8FB18BF1F0BBDF6A51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring Plan [Domain]</link:label>
    <link:label id="lab_us-gaap_RestructuringPlanDomain_C9C77D8D486983EB1CB4670E36A25011_label_en-US" xlink:label="lab_us-gaap_RestructuringPlanDomain_53A8FA1E4DAD5B8FB18BF1F0BBDF6A51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Plan [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringPlanDomain" xlink:label="loc_us-gaap_RestructuringPlanDomain_53A8FA1E4DAD5B8FB18BF1F0BBDF6A51" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringPlanDomain_53A8FA1E4DAD5B8FB18BF1F0BBDF6A51" xlink:to="lab_us-gaap_RestructuringPlanDomain_53A8FA1E4DAD5B8FB18BF1F0BBDF6A51" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementLocationAxis_4747934A85B1B852C9FC670E36A20821_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_85B52A976E6153468DBDA3BFFE491543" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Statement Location [Axis]</link:label>
    <link:label id="lab_us-gaap_IncomeStatementLocationAxis_4747934A85B1B852C9FC670E36A20821_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_85B52A976E6153468DBDA3BFFE491543" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Statement Location [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_85B52A976E6153468DBDA3BFFE491543" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_85B52A976E6153468DBDA3BFFE491543" xlink:to="lab_us-gaap_IncomeStatementLocationAxis_85B52A976E6153468DBDA3BFFE491543" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeStatementLocationDomain_EE5942F1F7B3186114E2670E36A3D5D4_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_98831E23BED5527D96151D848238854B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Statement Location [Domain]</link:label>
    <link:label id="lab_us-gaap_IncomeStatementLocationDomain_EE5942F1F7B3186114E2670E36A3D5D4_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_98831E23BED5527D96151D848238854B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Statement Location [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_98831E23BED5527D96151D848238854B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_98831E23BED5527D96151D848238854B" xlink:to="lab_us-gaap_IncomeStatementLocationDomain_98831E23BED5527D96151D848238854B" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLocationAxis_E2DD13778EBCDB04CEB9670E36A38756_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLocationAxis_587270329DCB55ED82CD57F0BD5496B0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income Location [Axis]</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLocationAxis_E2DD13778EBCDB04CEB9670E36A38756_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLocationAxis_587270329DCB55ED82CD57F0BD5496B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income Location [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLocationAxis" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLocationAxis_587270329DCB55ED82CD57F0BD5496B0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLocationAxis_587270329DCB55ED82CD57F0BD5496B0" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLocationAxis_587270329DCB55ED82CD57F0BD5496B0" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLocationDomain_A6369A6CD05C54EB07B8670E36A34EAF_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLocationDomain_D8D498EAED7855089BA6A9BDEBBC422A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income Location [Domain]</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLocationDomain_A6369A6CD05C54EB07B8670E36A34EAF_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLocationDomain_D8D498EAED7855089BA6A9BDEBBC422A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income Location [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLocationDomain" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLocationDomain_D8D498EAED7855089BA6A9BDEBBC422A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLocationDomain_D8D498EAED7855089BA6A9BDEBBC422A" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLocationDomain_D8D498EAED7855089BA6A9BDEBBC422A" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCostAndReserveLineItems_B9E7211A50F53A85CE7D670E36A49CAB_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveLineItems_3CBBA06BC9AD538A94B3A85FC766E0DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring Cost and Reserve [Line Items]</link:label>
    <link:label id="lab_us-gaap_RestructuringCostAndReserveLineItems_B9E7211A50F53A85CE7D670E36A49CAB_label_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveLineItems_3CBBA06BC9AD538A94B3A85FC766E0DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Cost and Reserve [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_3CBBA06BC9AD538A94B3A85FC766E0DA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_3CBBA06BC9AD538A94B3A85FC766E0DA" xlink:to="lab_us-gaap_RestructuringCostAndReserveLineItems_3CBBA06BC9AD538A94B3A85FC766E0DA" xlink:type="arc" />
    <link:label id="lab_us-gaap_SeveranceCosts1_EFF2225A9D76CE23567C66A93A4C5ECE_verboseLabel_en-US" xlink:label="lab_us-gaap_SeveranceCosts1_9352519C989051DE8D429B54FAA53D59" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Employee-related costs</link:label>
    <link:label id="lab_us-gaap_SeveranceCosts1_EFF2225A9D76CE23567C66A93A4C5ECE_label_en-US" xlink:label="lab_us-gaap_SeveranceCosts1_9352519C989051DE8D429B54FAA53D59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Severance Costs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SeveranceCosts1" xlink:label="loc_us-gaap_SeveranceCosts1_9352519C989051DE8D429B54FAA53D59" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SeveranceCosts1_9352519C989051DE8D429B54FAA53D59" xlink:to="lab_us-gaap_SeveranceCosts1_9352519C989051DE8D429B54FAA53D59" xlink:type="arc" />
    <link:label id="lab_cah_FacilityExitAndOtherCosts_A7ABB2783DE338DD24DA66A93A4D8FC9_terseLabel_en-US" xlink:label="lab_cah_FacilityExitAndOtherCosts_9D1B103C3A685A069BDC56E5540C4524" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Facility Exit and Other Costs</link:label>
    <link:label id="lab_cah_FacilityExitAndOtherCosts_A7ABB2783DE338DD24DA66A93A4D8FC9_label_en-US" xlink:label="lab_cah_FacilityExitAndOtherCosts_9D1B103C3A685A069BDC56E5540C4524" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Facility Exit and Other Costs</link:label>
    <link:label id="lab_cah_FacilityExitAndOtherCosts_A7ABB2783DE338DD24DA66A93A4D8FC9_documentation_en-US" xlink:label="lab_cah_FacilityExitAndOtherCosts_9D1B103C3A685A069BDC56E5540C4524" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Facility exit and other costs primarily consist of lease termination costs, accelerated depreciation, equipment relocation costs, project consulting fees and costs associated with restructuring our delivery of information technology infrastructure services.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_FacilityExitAndOtherCosts" xlink:label="loc_cah_FacilityExitAndOtherCosts_9D1B103C3A685A069BDC56E5540C4524" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_FacilityExitAndOtherCosts_9D1B103C3A685A069BDC56E5540C4524" xlink:to="lab_cah_FacilityExitAndOtherCosts_9D1B103C3A685A069BDC56E5540C4524" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCharges_F37EEB1CDF116AFC68D066A93A4DC849_totalLabel_en-US" xlink:label="lab_us-gaap_RestructuringCharges_BDDD8AED6229578990A6FFACF772E008" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total restructuring and employee severance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="loc_us-gaap_RestructuringCharges_BDDD8AED6229578990A6FFACF772E008" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCharges_BDDD8AED6229578990A6FFACF772E008" xlink:to="lab_us-gaap_RestructuringCharges_BDDD8AED6229578990A6FFACF772E008" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxDisclosureAbstract_5D9D80961D70979A75DF40D6908EABC1_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureAbstract_5D9D80961D70979A75DF40D6908EABC1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_5D9D80961D70979A75DF40D6908EABC1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_5D9D80961D70979A75DF40D6908EABC1" xlink:to="lab_us-gaap_IncomeTaxDisclosureAbstract_5D9D80961D70979A75DF40D6908EABC1" xlink:type="arc" />
    <link:label id="lab_us-gaap_TaxCreditCarryforwardTable_53CA22660150B2B7A20640D6908F02D7_terseLabel_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardTable_53CA22660150B2B7A20640D6908F02D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Taxes</link:label>
    <link:label id="lab_us-gaap_TaxCreditCarryforwardTable_53CA22660150B2B7A20640D6908F02D7_label_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardTable_53CA22660150B2B7A20640D6908F02D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Credit Carryforward [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TaxCreditCarryforwardTable" xlink:label="loc_us-gaap_TaxCreditCarryforwardTable_53CA22660150B2B7A20640D6908F02D7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TaxCreditCarryforwardTable_53CA22660150B2B7A20640D6908F02D7" xlink:to="lab_us-gaap_TaxCreditCarryforwardTable_53CA22660150B2B7A20640D6908F02D7" xlink:type="arc" />
    <link:label id="lab_cah_PatientRecoveryBusinessMember_4A8CB7B579F6C04987CF40D69090C677_terseLabel_en-US" xlink:label="lab_cah_PatientRecoveryBusinessMember_4A8CB7B579F6C04987CF40D69090C677" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Patient Recovery Business</link:label>
    <link:label id="lab_cah_PatientRecoveryBusinessMember_4A8CB7B579F6C04987CF40D69090C677_label_en-US" xlink:label="lab_cah_PatientRecoveryBusinessMember_4A8CB7B579F6C04987CF40D69090C677" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Patient Recovery Business [Member]</link:label>
    <link:label id="lab_cah_PatientRecoveryBusinessMember_4A8CB7B579F6C04987CF40D69090C677_documentation_en-US" xlink:label="lab_cah_PatientRecoveryBusinessMember_4A8CB7B579F6C04987CF40D69090C677" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Patient Recovery Business [Member]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_PatientRecoveryBusinessMember" xlink:label="loc_cah_PatientRecoveryBusinessMember_4A8CB7B579F6C04987CF40D69090C677" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_PatientRecoveryBusinessMember_4A8CB7B579F6C04987CF40D69090C677" xlink:to="lab_cah_PatientRecoveryBusinessMember_4A8CB7B579F6C04987CF40D69090C677" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScenarioForecastMember_DE957518EE9A937D0A2340D690925A34_terseLabel_en-US" xlink:label="lab_us-gaap_ScenarioForecastMember_DE957518EE9A937D0A2340D690925A34" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Scenario, Forecast</link:label>
    <link:label id="lab_us-gaap_ScenarioForecastMember_DE957518EE9A937D0A2340D690925A34_label_en-US" xlink:label="lab_us-gaap_ScenarioForecastMember_DE957518EE9A937D0A2340D690925A34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Scenario, Forecast [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScenarioForecastMember" xlink:label="loc_us-gaap_ScenarioForecastMember_DE957518EE9A937D0A2340D690925A34" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScenarioForecastMember_DE957518EE9A937D0A2340D690925A34" xlink:to="lab_us-gaap_ScenarioForecastMember_DE957518EE9A937D0A2340D690925A34" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxAuthorityAxis_9688B84DD9AF928F739C40D690925C1F_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxAuthorityAxis_9688B84DD9AF928F739C40D690925C1F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Tax Authority</link:label>
    <link:label id="lab_us-gaap_IncomeTaxAuthorityAxis_9688B84DD9AF928F739C40D690925C1F_label_en-US" xlink:label="lab_us-gaap_IncomeTaxAuthorityAxis_9688B84DD9AF928F739C40D690925C1F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Authority [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_9688B84DD9AF928F739C40D690925C1F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_9688B84DD9AF928F739C40D690925C1F" xlink:to="lab_us-gaap_IncomeTaxAuthorityAxis_9688B84DD9AF928F739C40D690925C1F" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxAuthorityDomain_064CDA146CBD2334599D40D69092C3FC_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxAuthorityDomain_064CDA146CBD2334599D40D69092C3FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Tax Authority</link:label>
    <link:label id="lab_us-gaap_IncomeTaxAuthorityDomain_064CDA146CBD2334599D40D69092C3FC_label_en-US" xlink:label="lab_us-gaap_IncomeTaxAuthorityDomain_064CDA146CBD2334599D40D69092C3FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Authority [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_064CDA146CBD2334599D40D69092C3FC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_064CDA146CBD2334599D40D69092C3FC" xlink:to="lab_us-gaap_IncomeTaxAuthorityDomain_064CDA146CBD2334599D40D69092C3FC" xlink:type="arc" />
    <link:label id="lab_us-gaap_InternalRevenueServiceIRSMember_6049B837187FDED1D25740D6909241E1_terseLabel_en-US" xlink:label="lab_us-gaap_InternalRevenueServiceIRSMember_6049B837187FDED1D25740D6909241E1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Federal</link:label>
    <link:label id="lab_us-gaap_InternalRevenueServiceIRSMember_6049B837187FDED1D25740D6909241E1_label_en-US" xlink:label="lab_us-gaap_InternalRevenueServiceIRSMember_6049B837187FDED1D25740D6909241E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Internal Revenue Service (IRS) [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InternalRevenueServiceIRSMember" xlink:label="loc_us-gaap_InternalRevenueServiceIRSMember_6049B837187FDED1D25740D6909241E1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InternalRevenueServiceIRSMember_6049B837187FDED1D25740D6909241E1" xlink:to="lab_us-gaap_InternalRevenueServiceIRSMember_6049B837187FDED1D25740D6909241E1" xlink:type="arc" />
    <link:label id="lab_us-gaap_StateAndLocalJurisdictionMember_5F8BC3727AED28C6020640D69092E893_terseLabel_en-US" xlink:label="lab_us-gaap_StateAndLocalJurisdictionMember_5F8BC3727AED28C6020640D69092E893" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">State and Local</link:label>
    <link:label id="lab_us-gaap_StateAndLocalJurisdictionMember_5F8BC3727AED28C6020640D69092E893_label_en-US" xlink:label="lab_us-gaap_StateAndLocalJurisdictionMember_5F8BC3727AED28C6020640D69092E893" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">State and Local Jurisdiction [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StateAndLocalJurisdictionMember" xlink:label="loc_us-gaap_StateAndLocalJurisdictionMember_5F8BC3727AED28C6020640D69092E893" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StateAndLocalJurisdictionMember_5F8BC3727AED28C6020640D69092E893" xlink:to="lab_us-gaap_StateAndLocalJurisdictionMember_5F8BC3727AED28C6020640D69092E893" xlink:type="arc" />
    <link:label id="lab_us-gaap_ForeignCountryMember_DC0C317BC6627F6F408A40D69093A334_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignCountryMember_DC0C317BC6627F6F408A40D69093A334" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign</link:label>
    <link:label id="lab_us-gaap_ForeignCountryMember_DC0C317BC6627F6F408A40D69093A334_label_en-US" xlink:label="lab_us-gaap_ForeignCountryMember_DC0C317BC6627F6F408A40D69093A334" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Tax Authority [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ForeignCountryMember" xlink:label="loc_us-gaap_ForeignCountryMember_DC0C317BC6627F6F408A40D69093A334" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignCountryMember_DC0C317BC6627F6F408A40D69093A334" xlink:to="lab_us-gaap_ForeignCountryMember_DC0C317BC6627F6F408A40D69093A334" xlink:type="arc" />
    <link:label id="lab_us-gaap_TaxCreditCarryforwardLineItems_462F1A9810DC8B4C15D240D6909322C8_terseLabel_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardLineItems_462F1A9810DC8B4C15D240D6909322C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Taxes</link:label>
    <link:label id="lab_us-gaap_TaxCreditCarryforwardLineItems_462F1A9810DC8B4C15D240D6909322C8_label_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardLineItems_462F1A9810DC8B4C15D240D6909322C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Credit Carryforward [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TaxCreditCarryforwardLineItems" xlink:label="loc_us-gaap_TaxCreditCarryforwardLineItems_462F1A9810DC8B4C15D240D6909322C8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TaxCreditCarryforwardLineItems_462F1A9810DC8B4C15D240D6909322C8" xlink:to="lab_us-gaap_TaxCreditCarryforwardLineItems_462F1A9810DC8B4C15D240D6909322C8" xlink:type="arc" />
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_79EA3D37648665F802AC40D690938C3B_terseLabel_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_79EA3D37648665F802AC40D690938C3B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Federal statutory rate</link:label>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_79EA3D37648665F802AC40D690938C3B_label_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_79EA3D37648665F802AC40D690938C3B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_79EA3D37648665F802AC40D690938C3B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_79EA3D37648665F802AC40D690938C3B" xlink:to="lab_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_79EA3D37648665F802AC40D690938C3B" xlink:type="arc" />
    <link:label id="lab_cah_TaxCutsandJobsActof2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit_2D3ED9BA7CA5DEA854F640D690943AA6_negatedTerseLabel_en-US" xlink:label="lab_cah_TaxCutsandJobsActof2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit_2D3ED9BA7CA5DEA854F640D690943AA6" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Remeasurement Deferred Tax Assets and Liabilities expense (benefit)</link:label>
    <link:label id="lab_cah_TaxCutsandJobsActof2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit_2D3ED9BA7CA5DEA854F640D690943AA6_label_en-US" xlink:label="lab_cah_TaxCutsandJobsActof2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit_2D3ED9BA7CA5DEA854F640D690943AA6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Cuts and Jobs Act of 2017, Measurement Period Adjustment, Income Tax Expense (Benefit)</link:label>
    <link:label id="lab_cah_TaxCutsandJobsActof2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit_2D3ED9BA7CA5DEA854F640D690943AA6_documentation_en-US" xlink:label="lab_cah_TaxCutsandJobsActof2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit_2D3ED9BA7CA5DEA854F640D690943AA6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tax Cuts and Jobs Act of 2017, Measurement Period Adjustment, Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_TaxCutsandJobsActof2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit" xlink:label="loc_cah_TaxCutsandJobsActof2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit_2D3ED9BA7CA5DEA854F640D690943AA6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_TaxCutsandJobsActof2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit_2D3ED9BA7CA5DEA854F640D690943AA6" xlink:to="lab_cah_TaxCutsandJobsActof2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit_2D3ED9BA7CA5DEA854F640D690943AA6" xlink:type="arc" />
    <link:label id="lab_cah_EffectiveIncomeTaxRateReconciliationTaxCutsandJobsActof2017TransitionTaxonAccumulatedForeignEarningsAmount_2958051AABCCE6B4952A40D690955DD1_terseLabel_en-US" xlink:label="lab_cah_EffectiveIncomeTaxRateReconciliationTaxCutsandJobsActof2017TransitionTaxonAccumulatedForeignEarningsAmount_2958051AABCCE6B4952A40D690955DD1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign income, transition tax</link:label>
    <link:label id="lab_cah_EffectiveIncomeTaxRateReconciliationTaxCutsandJobsActof2017TransitionTaxonAccumulatedForeignEarningsAmount_2958051AABCCE6B4952A40D690955DD1_label_en-US" xlink:label="lab_cah_EffectiveIncomeTaxRateReconciliationTaxCutsandJobsActof2017TransitionTaxonAccumulatedForeignEarningsAmount_2958051AABCCE6B4952A40D690955DD1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation,Tax Cuts and Jobs Act of 2017, Transition Tax on Accumulated Foreign Earnings, Amount</link:label>
    <link:label id="lab_cah_EffectiveIncomeTaxRateReconciliationTaxCutsandJobsActof2017TransitionTaxonAccumulatedForeignEarningsAmount_2958051AABCCE6B4952A40D690955DD1_documentation_en-US" xlink:label="lab_cah_EffectiveIncomeTaxRateReconciliationTaxCutsandJobsActof2017TransitionTaxonAccumulatedForeignEarningsAmount_2958051AABCCE6B4952A40D690955DD1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation,Tax Cuts and Jobs Act of 2017, Transition Tax on Accumulated Foreign Earnings, Amount</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_EffectiveIncomeTaxRateReconciliationTaxCutsandJobsActof2017TransitionTaxonAccumulatedForeignEarningsAmount" xlink:label="loc_cah_EffectiveIncomeTaxRateReconciliationTaxCutsandJobsActof2017TransitionTaxonAccumulatedForeignEarningsAmount_2958051AABCCE6B4952A40D690955DD1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_EffectiveIncomeTaxRateReconciliationTaxCutsandJobsActof2017TransitionTaxonAccumulatedForeignEarningsAmount_2958051AABCCE6B4952A40D690955DD1" xlink:to="lab_cah_EffectiveIncomeTaxRateReconciliationTaxCutsandJobsActof2017TransitionTaxonAccumulatedForeignEarningsAmount_2958051AABCCE6B4952A40D690955DD1" xlink:type="arc" />
    <link:label id="lab_cah_ClosedTaxYear_142089DBA2C2F2BBF89140D690951002_terseLabel_en-US" xlink:label="lab_cah_ClosedTaxYear_142089DBA2C2F2BBF89140D690951002" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Closed tax year</link:label>
    <link:label id="lab_cah_ClosedTaxYear_142089DBA2C2F2BBF89140D690951002_label_en-US" xlink:label="lab_cah_ClosedTaxYear_142089DBA2C2F2BBF89140D690951002" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Closed Tax Year</link:label>
    <link:label id="lab_cah_ClosedTaxYear_142089DBA2C2F2BBF89140D690951002_documentation_en-US" xlink:label="lab_cah_ClosedTaxYear_142089DBA2C2F2BBF89140D690951002" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tax year open to examination that has been closed and settled by the IRS in CCYY format.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_ClosedTaxYear" xlink:label="loc_cah_ClosedTaxYear_142089DBA2C2F2BBF89140D690951002" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_ClosedTaxYear_142089DBA2C2F2BBF89140D690951002" xlink:to="lab_cah_ClosedTaxYear_142089DBA2C2F2BBF89140D690951002" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefits_6DE2F83484F871B299E340D690956146_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefits_6DE2F83484F871B299E340D690956146" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized tax benefits</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefits_6DE2F83484F871B299E340D690956146_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefits_6DE2F83484F871B299E340D690956146" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_6DE2F83484F871B299E340D690956146" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefits_6DE2F83484F871B299E340D690956146" xlink:to="lab_us-gaap_UnrecognizedTaxBenefits_6DE2F83484F871B299E340D690956146" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_BC95D4A60205B24D0F6240D69095FF7A_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_BC95D4A60205B24D0F6240D69095FF7A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized tax benefits that would impact effective tax rate</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_BC95D4A60205B24D0F6240D69095FF7A_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_BC95D4A60205B24D0F6240D69095FF7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits that Would Impact Effective Tax Rate</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_BC95D4A60205B24D0F6240D69095FF7A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_BC95D4A60205B24D0F6240D69095FF7A" xlink:to="lab_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_BC95D4A60205B24D0F6240D69095FF7A" xlink:type="arc" />
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_759376E3485DF8010A9440D69095F140_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_759376E3485DF8010A9440D69095F140" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized tax benefits, interest and penalties accrued</link:label>
    <link:label id="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_759376E3485DF8010A9440D69095F140_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_759376E3485DF8010A9440D69095F140" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_759376E3485DF8010A9440D69095F140" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_759376E3485DF8010A9440D69095F140" xlink:to="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_759376E3485DF8010A9440D69095F140" xlink:type="arc" />
    <link:label id="lab_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_81AA811DD3EE5DB052BA40D69095B8D9_terseLabel_en-US" xlink:label="lab_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_81AA811DD3EE5DB052BA40D69095B8D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimated range of decrease in unrecognized tax benefits within the next 12 months</link:label>
    <link:label id="lab_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_81AA811DD3EE5DB052BA40D69095B8D9_label_en-US" xlink:label="lab_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_81AA811DD3EE5DB052BA40D69095B8D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Decrease in Unrecognized Tax Benefits is Reasonably Possible</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible" xlink:label="loc_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_81AA811DD3EE5DB052BA40D69095B8D9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_81AA811DD3EE5DB052BA40D69095B8D9" xlink:to="lab_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_81AA811DD3EE5DB052BA40D69095B8D9" xlink:type="arc" />
    <link:label id="lab_us-gaap_OpenTaxYear_517B033A82D23BF6722640D69095B031_terseLabel_en-US" xlink:label="lab_us-gaap_OpenTaxYear_517B033A82D23BF6722640D69095B031" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax years open for examination</link:label>
    <link:label id="lab_us-gaap_OpenTaxYear_517B033A82D23BF6722640D69095B031_label_en-US" xlink:label="lab_us-gaap_OpenTaxYear_517B033A82D23BF6722640D69095B031" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Open Tax Year</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OpenTaxYear" xlink:label="loc_us-gaap_OpenTaxYear_517B033A82D23BF6722640D69095B031" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OpenTaxYear_517B033A82D23BF6722640D69095B031" xlink:to="lab_us-gaap_OpenTaxYear_517B033A82D23BF6722640D69095B031" xlink:type="arc" />
    <link:label id="lab_cah_IndemnificationReceivable_314ECC5696236CAF864740D6909664D7_terseLabel_en-US" xlink:label="lab_cah_IndemnificationReceivable_314ECC5696236CAF864740D6909664D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amount CareFusion is liable under tax matters agreement in the event amount must be paid to the taxing authority</link:label>
    <link:label id="lab_cah_IndemnificationReceivable_314ECC5696236CAF864740D6909664D7_label_en-US" xlink:label="lab_cah_IndemnificationReceivable_314ECC5696236CAF864740D6909664D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Indemnification Receivable</link:label>
    <link:label id="lab_cah_IndemnificationReceivable_314ECC5696236CAF864740D6909664D7_documentation_en-US" xlink:label="lab_cah_IndemnificationReceivable_314ECC5696236CAF864740D6909664D7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Indemnification receivable from CareFusion related to certain pre-Spin tax exposures and transaction taxes.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_IndemnificationReceivable" xlink:label="loc_cah_IndemnificationReceivable_314ECC5696236CAF864740D6909664D7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_IndemnificationReceivable_314ECC5696236CAF864740D6909664D7" xlink:to="lab_cah_IndemnificationReceivable_314ECC5696236CAF864740D6909664D7" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate_D6D8FFC3C1816578686140D69097CD1D_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate_D6D8FFC3C1816578686140D69097CD1D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Indemnification Receivable</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate_D6D8FFC3C1816578686140D69097CD1D_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate_D6D8FFC3C1816578686140D69097CD1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Indemnification Assets, Amount as of Acquisition Date</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate" xlink:label="loc_us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate_D6D8FFC3C1816578686140D69097CD1D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate_D6D8FFC3C1816578686140D69097CD1D" xlink:to="lab_us-gaap_BusinessCombinationIndemnificationAssetsAmountAsOfAcquisitionDate_D6D8FFC3C1816578686140D69097CD1D" xlink:type="arc" />
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_BBEA4AA4DD1209AE73D140D69097F664_terseLabel_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_BBEA4AA4DD1209AE73D140D69097F664" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Percent</link:label>
    <link:label id="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_BBEA4AA4DD1209AE73D140D69097F664_label_en-US" xlink:label="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_BBEA4AA4DD1209AE73D140D69097F664" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Percent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_BBEA4AA4DD1209AE73D140D69097F664" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_BBEA4AA4DD1209AE73D140D69097F664" xlink:to="lab_us-gaap_EffectiveIncomeTaxRateContinuingOperations_BBEA4AA4DD1209AE73D140D69097F664" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_57A614867A83DEA4D74B40D8A3A52A44_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_57A614867A83DEA4D74B40D8A3A52A44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount</link:label>
    <link:label id="lab_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_57A614867A83DEA4D74B40D8A3A52A44_label_en-US" xlink:label="lab_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_57A614867A83DEA4D74B40D8A3A52A44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxReconciliationOtherReconcilingItems" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_57A614867A83DEA4D74B40D8A3A52A44" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_57A614867A83DEA4D74B40D8A3A52A44" xlink:to="lab_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_57A614867A83DEA4D74B40D8A3A52A44" xlink:type="arc" />
    <link:label id="lab_cah_TaxCutsandJobsActof2017ChangeinTaxRateDeferredTaxAssetIncomeTaxExpenseBenefit_2F15CA838D23A277A68640D69097470D_terseLabel_en-US" xlink:label="lab_cah_TaxCutsandJobsActof2017ChangeinTaxRateDeferredTaxAssetIncomeTaxExpenseBenefit_2F15CA838D23A277A68640D69097470D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax Cuts and Jobs Act of 2017, Change in Tax Rate, Deferred Tax Asset, Income Tax Expense (Benefit)</link:label>
    <link:label id="lab_cah_TaxCutsandJobsActof2017ChangeinTaxRateDeferredTaxAssetIncomeTaxExpenseBenefit_2F15CA838D23A277A68640D69097470D_label_en-US" xlink:label="lab_cah_TaxCutsandJobsActof2017ChangeinTaxRateDeferredTaxAssetIncomeTaxExpenseBenefit_2F15CA838D23A277A68640D69097470D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Cuts and Jobs Act of 2017, Change in Tax Rate, Deferred Tax Asset, Income Tax Expense (Benefit)</link:label>
    <link:label id="lab_cah_TaxCutsandJobsActof2017ChangeinTaxRateDeferredTaxAssetIncomeTaxExpenseBenefit_2F15CA838D23A277A68640D69097470D_documentation_en-US" xlink:label="lab_cah_TaxCutsandJobsActof2017ChangeinTaxRateDeferredTaxAssetIncomeTaxExpenseBenefit_2F15CA838D23A277A68640D69097470D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tax Cuts and Jobs Act of 2017, Change in Tax Rate, Deferred Tax Asset, Income Tax Expense (Benefit)</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_TaxCutsandJobsActof2017ChangeinTaxRateDeferredTaxAssetIncomeTaxExpenseBenefit" xlink:label="loc_cah_TaxCutsandJobsActof2017ChangeinTaxRateDeferredTaxAssetIncomeTaxExpenseBenefit_2F15CA838D23A277A68640D69097470D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_TaxCutsandJobsActof2017ChangeinTaxRateDeferredTaxAssetIncomeTaxExpenseBenefit_2F15CA838D23A277A68640D69097470D" xlink:to="lab_cah_TaxCutsandJobsActof2017ChangeinTaxRateDeferredTaxAssetIncomeTaxExpenseBenefit_2F15CA838D23A277A68640D69097470D" xlink:type="arc" />
    <link:label id="lab_us-gaap_NumberOfOperatingSegments_1A125DC85AA38A4E9C5222AFE5481037_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_1A125DC85AA38A4E9C5222AFE5481037" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of operating segments</link:label>
    <link:label id="lab_us-gaap_NumberOfOperatingSegments_1A125DC85AA38A4E9C5222AFE5481037_label_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_1A125DC85AA38A4E9C5222AFE5481037" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of Operating Segments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NumberOfOperatingSegments" xlink:label="loc_us-gaap_NumberOfOperatingSegments_1A125DC85AA38A4E9C5222AFE5481037" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NumberOfOperatingSegments_1A125DC85AA38A4E9C5222AFE5481037" xlink:to="lab_us-gaap_NumberOfOperatingSegments_1A125DC85AA38A4E9C5222AFE5481037" xlink:type="arc" />
    <link:label id="lab_us-gaap_NumberOfReportableSegments_6D57D219A1709C963E5722AFE548DB10_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfReportableSegments_6D57D219A1709C963E5722AFE548DB10" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of reportable segments</link:label>
    <link:label id="lab_us-gaap_NumberOfReportableSegments_6D57D219A1709C963E5722AFE548DB10_label_en-US" xlink:label="lab_us-gaap_NumberOfReportableSegments_6D57D219A1709C963E5722AFE548DB10" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of Reportable Segments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NumberOfReportableSegments" xlink:label="loc_us-gaap_NumberOfReportableSegments_6D57D219A1709C963E5722AFE548DB10" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NumberOfReportableSegments_6D57D219A1709C963E5722AFE548DB10" xlink:to="lab_us-gaap_NumberOfReportableSegments_6D57D219A1709C963E5722AFE548DB10" xlink:type="arc" />
    <link:label id="lab_cah_ProjectCostsOnInvestmentAndOtherSpending_2172B2C50E6146675B0822AFE548D9C5_terseLabel_en-US" xlink:label="lab_cah_ProjectCostsOnInvestmentAndOtherSpending_2172B2C50E6146675B0822AFE548D9C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Project costs on investment and other spending</link:label>
    <link:label id="lab_cah_ProjectCostsOnInvestmentAndOtherSpending_2172B2C50E6146675B0822AFE548D9C5_label_en-US" xlink:label="lab_cah_ProjectCostsOnInvestmentAndOtherSpending_2172B2C50E6146675B0822AFE548D9C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Project Costs On Investment And Other Spending</link:label>
    <link:label id="lab_cah_ProjectCostsOnInvestmentAndOtherSpending_2172B2C50E6146675B0822AFE548D9C5_documentation_en-US" xlink:label="lab_cah_ProjectCostsOnInvestmentAndOtherSpending_2172B2C50E6146675B0822AFE548D9C5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Investment spending at the Corporate level. Investment spending generally includes the first year spend for certain projects that require incremental investments in the form of additional operating expenses.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_ProjectCostsOnInvestmentAndOtherSpending" xlink:label="loc_cah_ProjectCostsOnInvestmentAndOtherSpending_2172B2C50E6146675B0822AFE548D9C5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_ProjectCostsOnInvestmentAndOtherSpending_2172B2C50E6146675B0822AFE548D9C5" xlink:to="lab_cah_ProjectCostsOnInvestmentAndOtherSpending_2172B2C50E6146675B0822AFE548D9C5" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_B3E94A8D124379AC4C68C162B1A8E44F_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_EDC7E85FC76D5C8F866609817721CC0B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_B3E94A8D124379AC4C68C162B1A8E44F_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_EDC7E85FC76D5C8F866609817721CC0B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_EDC7E85FC76D5C8F866609817721CC0B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_EDC7E85FC76D5C8F866609817721CC0B" xlink:to="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_EDC7E85FC76D5C8F866609817721CC0B" xlink:type="arc" />
    <link:label id="lab_us-gaap_Assets_4DB3F7583BA095BE1DA5C162B1A937FB_terseLabel_en-US" xlink:label="lab_us-gaap_Assets_1103475D925F5B5DA94EB6AF835948B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_1103475D925F5B5DA94EB6AF835948B8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets_1103475D925F5B5DA94EB6AF835948B8" xlink:to="lab_us-gaap_Assets_1103475D925F5B5DA94EB6AF835948B8" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeStockOptionMember_8AFDF5F57D1551CBD4D666BCBBE2961E_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeStockOptionMember_527C0BFB6AF152019C7508DB0430413C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock Options</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_527C0BFB6AF152019C7508DB0430413C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeStockOptionMember_527C0BFB6AF152019C7508DB0430413C" xlink:to="lab_us-gaap_EmployeeStockOptionMember_527C0BFB6AF152019C7508DB0430413C" xlink:type="arc" />
    <link:label id="lab_us-gaap_PerformanceSharesMember_3E360A57BD09EF05F05E66BCBBE37765_terseLabel_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember_4DA275EA5C3A50E9AB71AEDB2C5BF779" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Performance Share Units</link:label>
    <link:label id="lab_us-gaap_PerformanceSharesMember_3E360A57BD09EF05F05E66BCBBE37765_label_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember_4DA275EA5C3A50E9AB71AEDB2C5BF779" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Performance Shares [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="loc_us-gaap_PerformanceSharesMember_4DA275EA5C3A50E9AB71AEDB2C5BF779" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PerformanceSharesMember_4DA275EA5C3A50E9AB71AEDB2C5BF779" xlink:to="lab_us-gaap_PerformanceSharesMember_4DA275EA5C3A50E9AB71AEDB2C5BF779" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_6674887964ED10F6968E66BCBBE87461_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_4B5C4BD31BEB535A9987DD49EA6F6C6F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax benefit related to share-based compensation</link:label>
    <link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_6674887964ED10F6968E66BCBBE87461_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_4B5C4BD31BEB535A9987DD49EA6F6C6F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Service Share-based Compensation, Tax Benefit from Compensation Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_4B5C4BD31BEB535A9987DD49EA6F6C6F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_4B5C4BD31BEB535A9987DD49EA6F6C6F" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_4B5C4BD31BEB535A9987DD49EA6F6C6F" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1BA5135AAB9D161FE8D966BCBBE9B22B_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_E64837DCD8DD5D84851D52B992CB1FBA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Award vesting period (in years)</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1BA5135AAB9D161FE8D966BCBBE9B22B_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_E64837DCD8DD5D84851D52B992CB1FBA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_E64837DCD8DD5D84851D52B992CB1FBA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_E64837DCD8DD5D84851D52B992CB1FBA" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_E64837DCD8DD5D84851D52B992CB1FBA" xlink:type="arc" />
    <link:label id="lab_cah_ExercisablePeriodOfPlansInYears_FC8B39E8863044729C4B66BCBBE998BA_terseLabel_en-US" xlink:label="lab_cah_ExercisablePeriodOfPlansInYears_E1C217183B375802B92D0055327C53B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable period of plans (in years)</link:label>
    <link:label id="lab_cah_ExercisablePeriodOfPlansInYears_FC8B39E8863044729C4B66BCBBE998BA_label_en-US" xlink:label="lab_cah_ExercisablePeriodOfPlansInYears_E1C217183B375802B92D0055327C53B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Exercisable period of plans, in years</link:label>
    <link:label id="lab_cah_ExercisablePeriodOfPlansInYears_FC8B39E8863044729C4B66BCBBE998BA_documentation_en-US" xlink:label="lab_cah_ExercisablePeriodOfPlansInYears_E1C217183B375802B92D0055327C53B5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The instrument's contractual term.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_ExercisablePeriodOfPlansInYears" xlink:label="loc_cah_ExercisablePeriodOfPlansInYears_E1C217183B375802B92D0055327C53B5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_ExercisablePeriodOfPlansInYears_E1C217183B375802B92D0055327C53B5" xlink:to="lab_cah_ExercisablePeriodOfPlansInYears_E1C217183B375802B92D0055327C53B5" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_1AF1B6737E9F68A543D066BCBBE94E8B_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_F9FCB35AA660516CA33AB7A029CFED8F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Target performance goal (as a percent)</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_1AF1B6737E9F68A543D066BCBBE94E8B_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_F9FCB35AA660516CA33AB7A029CFED8F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_F9FCB35AA660516CA33AB7A029CFED8F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_F9FCB35AA660516CA33AB7A029CFED8F" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_F9FCB35AA660516CA33AB7A029CFED8F" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_5CD7F05D1F6DE238C034C162B1431B80_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_D6A89AF29E315D33AE04134652CFDD29" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income Taxes</link:label>
    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_5CD7F05D1F6DE238C034C162B1431B80_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_D6A89AF29E315D33AE04134652CFDD29" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_D6A89AF29E315D33AE04134652CFDD29" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxDisclosureTextBlock_D6A89AF29E315D33AE04134652CFDD29" xlink:to="lab_us-gaap_IncomeTaxDisclosureTextBlock_D6A89AF29E315D33AE04134652CFDD29" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeTable_705FD7DB8538F6CDF557707D0A92BBD8_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeTable_80CF7E0AAF82555D955323F341DCCACE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative [Table]</link:label>
    <link:label id="lab_us-gaap_DerivativeTable_705FD7DB8538F6CDF557707D0A92BBD8_label_en-US" xlink:label="lab_us-gaap_DerivativeTable_80CF7E0AAF82555D955323F341DCCACE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeTable" xlink:label="loc_us-gaap_DerivativeTable_80CF7E0AAF82555D955323F341DCCACE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeTable_80CF7E0AAF82555D955323F341DCCACE" xlink:to="lab_us-gaap_DerivativeTable_80CF7E0AAF82555D955323F341DCCACE" xlink:type="arc" />
    <link:label id="lab_us-gaap_HedgingDesignationAxis_E087C261BF990785C40C707D0A96C1B7_terseLabel_en-US" xlink:label="lab_us-gaap_HedgingDesignationAxis_1A700A1741165EFF84173480C5D857C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging Designation [Axis]</link:label>
    <link:label id="lab_us-gaap_HedgingDesignationAxis_E087C261BF990785C40C707D0A96C1B7_label_en-US" xlink:label="lab_us-gaap_HedgingDesignationAxis_1A700A1741165EFF84173480C5D857C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging Designation [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="loc_us-gaap_HedgingDesignationAxis_1A700A1741165EFF84173480C5D857C3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HedgingDesignationAxis_1A700A1741165EFF84173480C5D857C3" xlink:to="lab_us-gaap_HedgingDesignationAxis_1A700A1741165EFF84173480C5D857C3" xlink:type="arc" />
    <link:label id="lab_us-gaap_HedgingDesignationDomain_72807E50602A869A4D2D707D0A9788DD_terseLabel_en-US" xlink:label="lab_us-gaap_HedgingDesignationDomain_74ACD81AFF885A87B5AFA717D08CA8CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging Designation [Domain]</link:label>
    <link:label id="lab_us-gaap_HedgingDesignationDomain_72807E50602A869A4D2D707D0A9788DD_label_en-US" xlink:label="lab_us-gaap_HedgingDesignationDomain_74ACD81AFF885A87B5AFA717D08CA8CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging Designation [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_74ACD81AFF885A87B5AFA717D08CA8CB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HedgingDesignationDomain_74ACD81AFF885A87B5AFA717D08CA8CB" xlink:to="lab_us-gaap_HedgingDesignationDomain_74ACD81AFF885A87B5AFA717D08CA8CB" xlink:type="arc" />
    <link:label id="lab_us-gaap_DesignatedAsHedgingInstrumentMember_8E4716ADF6C419EDE977707D0A970FB4_terseLabel_en-US" xlink:label="lab_us-gaap_DesignatedAsHedgingInstrumentMember_8CF9EF797064571081C0306805881B18" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Designated as Hedging Instrument</link:label>
    <link:label id="lab_us-gaap_DesignatedAsHedgingInstrumentMember_8E4716ADF6C419EDE977707D0A970FB4_label_en-US" xlink:label="lab_us-gaap_DesignatedAsHedgingInstrumentMember_8CF9EF797064571081C0306805881B18" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Designated as Hedging Instrument [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_8CF9EF797064571081C0306805881B18" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DesignatedAsHedgingInstrumentMember_8CF9EF797064571081C0306805881B18" xlink:to="lab_us-gaap_DesignatedAsHedgingInstrumentMember_8CF9EF797064571081C0306805881B18" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_7751719DBDFF56111161707D0A974B05_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_BD5992CE01DD512ABD944BDF9A236A95" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging Relationship [Axis]</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_7751719DBDFF56111161707D0A974B05_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_BD5992CE01DD512ABD944BDF9A236A95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging Relationship [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_BD5992CE01DD512ABD944BDF9A236A95" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_BD5992CE01DD512ABD944BDF9A236A95" xlink:to="lab_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_BD5992CE01DD512ABD944BDF9A236A95" xlink:type="arc" />
    <link:label id="lab_us-gaap_HedgingRelationshipDomain_9DF1D802121AD6B8FD45707D0A9710F1_terseLabel_en-US" xlink:label="lab_us-gaap_HedgingRelationshipDomain_536AC8CCF19D5E30B8233518CB681EBC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging Relationship [Domain]</link:label>
    <link:label id="lab_us-gaap_HedgingRelationshipDomain_9DF1D802121AD6B8FD45707D0A9710F1_label_en-US" xlink:label="lab_us-gaap_HedgingRelationshipDomain_536AC8CCF19D5E30B8233518CB681EBC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging Relationship [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="loc_us-gaap_HedgingRelationshipDomain_536AC8CCF19D5E30B8233518CB681EBC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HedgingRelationshipDomain_536AC8CCF19D5E30B8233518CB681EBC" xlink:to="lab_us-gaap_HedgingRelationshipDomain_536AC8CCF19D5E30B8233518CB681EBC" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueHedgingMember_3F8806F84D0C6BC0B016707D0A97F5F9_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueHedgingMember_359A6EC6455950BD816D3256B1F26142" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Hedging</link:label>
    <link:label id="lab_us-gaap_FairValueHedgingMember_3F8806F84D0C6BC0B016707D0A97F5F9_label_en-US" xlink:label="lab_us-gaap_FairValueHedgingMember_359A6EC6455950BD816D3256B1F26142" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Hedging [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueHedgingMember" xlink:label="loc_us-gaap_FairValueHedgingMember_359A6EC6455950BD816D3256B1F26142" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueHedgingMember_359A6EC6455950BD816D3256B1F26142" xlink:to="lab_us-gaap_FairValueHedgingMember_359A6EC6455950BD816D3256B1F26142" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashFlowHedgingMember_0A2BB33BB6201E848643707D8F4EF466_terseLabel_en-US" xlink:label="lab_us-gaap_CashFlowHedgingMember_8F146F039E4A5D11B8A35A595C1462AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash Flow Hedging [Member]</link:label>
    <link:label id="lab_us-gaap_CashFlowHedgingMember_0A2BB33BB6201E848643707D8F4EF466_label_en-US" xlink:label="lab_us-gaap_CashFlowHedgingMember_8F146F039E4A5D11B8A35A595C1462AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash Flow Hedging [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashFlowHedgingMember" xlink:label="loc_us-gaap_CashFlowHedgingMember_8F146F039E4A5D11B8A35A595C1462AE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashFlowHedgingMember_8F146F039E4A5D11B8A35A595C1462AE" xlink:to="lab_us-gaap_CashFlowHedgingMember_8F146F039E4A5D11B8A35A595C1462AE" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeInstrumentRiskAxis_84A5D0B012C7150B09C8707D0A972321_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentRiskAxis_843CC676B54D5C2D93C7B84AD885E363" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative Instrument [Axis]</link:label>
    <link:label id="lab_us-gaap_DerivativeInstrumentRiskAxis_84A5D0B012C7150B09C8707D0A972321_label_en-US" xlink:label="lab_us-gaap_DerivativeInstrumentRiskAxis_843CC676B54D5C2D93C7B84AD885E363" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instrument [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_843CC676B54D5C2D93C7B84AD885E363" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_843CC676B54D5C2D93C7B84AD885E363" xlink:to="lab_us-gaap_DerivativeInstrumentRiskAxis_843CC676B54D5C2D93C7B84AD885E363" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeContractTypeDomain_D0DA3E40B852B577F40F707D0A97B26A_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeContractTypeDomain_C712B3A21AA059E5887EE6FF12981FEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative, Name [Domain]</link:label>
    <link:label id="lab_us-gaap_DerivativeContractTypeDomain_D0DA3E40B852B577F40F707D0A97B26A_label_en-US" xlink:label="lab_us-gaap_DerivativeContractTypeDomain_C712B3A21AA059E5887EE6FF12981FEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Contract [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_C712B3A21AA059E5887EE6FF12981FEB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_C712B3A21AA059E5887EE6FF12981FEB" xlink:to="lab_us-gaap_DerivativeContractTypeDomain_C712B3A21AA059E5887EE6FF12981FEB" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestRateSwapMember_D47B77B4F4582096627A707D0A97A5C3_terseLabel_en-US" xlink:label="lab_us-gaap_InterestRateSwapMember_8AA71BFCA9DF53ECB0B2521944070BFE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest Rate Swap</link:label>
    <link:label id="lab_us-gaap_InterestRateSwapMember_D47B77B4F4582096627A707D0A97A5C3_label_en-US" xlink:label="lab_us-gaap_InterestRateSwapMember_8AA71BFCA9DF53ECB0B2521944070BFE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Rate Swap [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestRateSwapMember" xlink:label="loc_us-gaap_InterestRateSwapMember_8AA71BFCA9DF53ECB0B2521944070BFE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestRateSwapMember_8AA71BFCA9DF53ECB0B2521944070BFE" xlink:to="lab_us-gaap_InterestRateSwapMember_8AA71BFCA9DF53ECB0B2521944070BFE" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeLineItems_2058F37D6641EC6B213B707D0A9879AA_terseLabel_en-US" xlink:label="lab_us-gaap_DerivativeLineItems_F59F27F50B89576E9E774D07B80E68C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative [Line Items]</link:label>
    <link:label id="lab_us-gaap_DerivativeLineItems_2058F37D6641EC6B213B707D0A9879AA_label_en-US" xlink:label="lab_us-gaap_DerivativeLineItems_F59F27F50B89576E9E774D07B80E68C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeLineItems" xlink:label="loc_us-gaap_DerivativeLineItems_F59F27F50B89576E9E774D07B80E68C6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeLineItems_F59F27F50B89576E9E774D07B80E68C6" xlink:to="lab_us-gaap_DerivativeLineItems_F59F27F50B89576E9E774D07B80E68C6" xlink:type="arc" />
    <link:label id="lab_us-gaap_DerivativeAssetNotionalAmount_565F1CA2DE7E4BEFFA26707D0A9803B8_verboseLabel_en-US" xlink:label="lab_us-gaap_DerivativeAssetNotionalAmount_CA180210E93C57E78EA09BC2ED74F1CD" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Derivative, notional amount</link:label>
    <link:label id="lab_us-gaap_DerivativeAssetNotionalAmount_565F1CA2DE7E4BEFFA26707D0A9803B8_label_en-US" xlink:label="lab_us-gaap_DerivativeAssetNotionalAmount_CA180210E93C57E78EA09BC2ED74F1CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Asset, Notional Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeAssetNotionalAmount" xlink:label="loc_us-gaap_DerivativeAssetNotionalAmount_CA180210E93C57E78EA09BC2ED74F1CD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeAssetNotionalAmount_CA180210E93C57E78EA09BC2ED74F1CD" xlink:to="lab_us-gaap_DerivativeAssetNotionalAmount_CA180210E93C57E78EA09BC2ED74F1CD" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_518D3339D079F4C6B82B707D0A98ECA1_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_B8E67541232E5714A897FAB772A5DBCE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Payments for (Proceeds from) Hedge, Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsForProceedsFromHedgeFinancingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_B8E67541232E5714A897FAB772A5DBCE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_B8E67541232E5714A897FAB772A5DBCE" xlink:to="lab_us-gaap_PaymentsForProceedsFromHedgeFinancingActivities_B8E67541232E5714A897FAB772A5DBCE" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfGoodwillTextBlock_E1E9C64D16AA586C4278C162B1E6E627_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTextBlock_010E5B8B108A5FD895E1D9FAEA974423" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Goodwill by Reportable Segment</link:label>
    <link:label id="lab_us-gaap_ScheduleOfGoodwillTextBlock_E1E9C64D16AA586C4278C162B1E6E627_label_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTextBlock_010E5B8B108A5FD895E1D9FAEA974423" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Goodwill [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfGoodwillTextBlock" xlink:label="loc_us-gaap_ScheduleOfGoodwillTextBlock_010E5B8B108A5FD895E1D9FAEA974423" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfGoodwillTextBlock_010E5B8B108A5FD895E1D9FAEA974423" xlink:to="lab_us-gaap_ScheduleOfGoodwillTextBlock_010E5B8B108A5FD895E1D9FAEA974423" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_C873735B1B6E3705C4C5C162B1E65B55_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_36B354404B005DA3AF58D8F2AC20E38B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets</link:label>
    <link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_C873735B1B6E3705C4C5C162B1E65B55_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_36B354404B005DA3AF58D8F2AC20E38B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Finite-Lived Intangible Assets [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_36B354404B005DA3AF58D8F2AC20E38B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_36B354404B005DA3AF58D8F2AC20E38B" xlink:to="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_36B354404B005DA3AF58D8F2AC20E38B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTableTextBlock_E95D85E6E6AAA73F96C5C162B1E6151A_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTableTextBlock_3E30A3A5EA1250C3967F4018CCF3BC86" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Indefinite-Lived Intangible Assets</link:label>
    <link:label id="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTableTextBlock_E95D85E6E6AAA73F96C5C162B1E6151A_label_en-US" xlink:label="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTableTextBlock_3E30A3A5EA1250C3967F4018CCF3BC86" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Indefinite-Lived Intangible Assets [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTableTextBlock_3E30A3A5EA1250C3967F4018CCF3BC86" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTableTextBlock_3E30A3A5EA1250C3967F4018CCF3BC86" xlink:to="lab_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTableTextBlock_3E30A3A5EA1250C3967F4018CCF3BC86" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_ABBB7588B52C2AB571F1076DBE8490BF_label_en-US" xlink:label="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_ABBB7588B52C2AB571F1076DBE8490BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Comprehensive Income [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_ABBB7588B52C2AB571F1076DBE8490BF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_ABBB7588B52C2AB571F1076DBE8490BF" xlink:to="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_ABBB7588B52C2AB571F1076DBE8490BF" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_AB3483B5C1D56EBBF557076DBE84041F_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_AB3483B5C1D56EBBF557076DBE84041F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive income/(loss):</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_AB3483B5C1D56EBBF557076DBE84041F_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_AB3483B5C1D56EBBF557076DBE84041F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_AB3483B5C1D56EBBF557076DBE84041F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_AB3483B5C1D56EBBF557076DBE84041F" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_AB3483B5C1D56EBBF557076DBE84041F" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_2E097A482F4C72732296076DBE842DB5_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_2E097A482F4C72732296076DBE842DB5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign currency translation adjustments and other</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_2E097A482F4C72732296076DBE842DB5_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_2E097A482F4C72732296076DBE842DB5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_2E097A482F4C72732296076DBE842DB5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_2E097A482F4C72732296076DBE842DB5" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_2E097A482F4C72732296076DBE842DB5" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_9BF855B59045ABA1A4A7076DBE846120_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_9BF855B59045ABA1A4A7076DBE846120" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_9BF855B59045ABA1A4A7076DBE846120_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_9BF855B59045ABA1A4A7076DBE846120" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_9BF855B59045ABA1A4A7076DBE846120" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_9BF855B59045ABA1A4A7076DBE846120" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax_9BF855B59045ABA1A4A7076DBE846120" xlink:type="arc" />
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_8D02AA864A0C0D09D240076DBE84C208_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_8D02AA864A0C0D09D240076DBE84C208" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net unrealized gain/(loss) on derivative instruments, net of tax</link:label>
    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_8D02AA864A0C0D09D240076DBE84C208_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_8D02AA864A0C0D09D240076DBE84C208" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_8D02AA864A0C0D09D240076DBE84C208" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_8D02AA864A0C0D09D240076DBE84C208" xlink:to="lab_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_8D02AA864A0C0D09D240076DBE84C208" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_32B7734C1FC0B8B79CD8076DBE84FF28_totalLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_32B7734C1FC0B8B79CD8076DBE84FF28" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total comprehensive income</link:label>
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_32B7734C1FC0B8B79CD8076DBE84FF28_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_32B7734C1FC0B8B79CD8076DBE84FF28" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_32B7734C1FC0B8B79CD8076DBE84FF28" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_32B7734C1FC0B8B79CD8076DBE84FF28" xlink:to="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_32B7734C1FC0B8B79CD8076DBE84FF28" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_F568721F0242177ED4EF076DBE84F62E_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_F568721F0242177ED4EF076DBE84F62E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net Income (Loss) Attributable to Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_F568721F0242177ED4EF076DBE84F62E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_F568721F0242177ED4EF076DBE84F62E" xlink:to="lab_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_F568721F0242177ED4EF076DBE84F62E" xlink:type="arc" />
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_8844732F38DB28EC5556076DBE84AF1A_totalLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_8844732F38DB28EC5556076DBE84AF1A" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total comprehensive income attributable to Cardinal Health, Inc.</link:label>
    <link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTax_8844732F38DB28EC5556076DBE84AF1A_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTax_8844732F38DB28EC5556076DBE84AF1A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_8844732F38DB28EC5556076DBE84AF1A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_8844732F38DB28EC5556076DBE84AF1A" xlink:to="lab_us-gaap_ComprehensiveIncomeNetOfTax_8844732F38DB28EC5556076DBE84AF1A" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_2B2379272D12159EAA30C162B14943CF_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_19363F2C49615E4DB5452417E0BA6EF2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill and Other Intangible Assets</link:label>
    <link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_2B2379272D12159EAA30C162B14943CF_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_19363F2C49615E4DB5452417E0BA6EF2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill and Intangible Assets Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_19363F2C49615E4DB5452417E0BA6EF2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_19363F2C49615E4DB5452417E0BA6EF2" xlink:to="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_19363F2C49615E4DB5452417E0BA6EF2" xlink:type="arc" />
    <link:label id="lab_us-gaap_TemporaryEquityAbstract_C6A685E5BFAEA701DD636745A4032E39_label_en-US" xlink:label="lab_us-gaap_TemporaryEquityAbstract_2B8B867809545E509F4037E73F4D7003" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Temporary Equity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TemporaryEquityAbstract" xlink:label="loc_us-gaap_TemporaryEquityAbstract_2B8B867809545E509F4037E73F4D7003" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TemporaryEquityAbstract_2B8B867809545E509F4037E73F4D7003" xlink:to="lab_us-gaap_TemporaryEquityAbstract_2B8B867809545E509F4037E73F4D7003" xlink:type="arc" />
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestByLegalEntityTable_47A4237B45CF6D70E5996745A40323AF_terseLabel_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestByLegalEntityTable_D74C448A626D5EC6BC74723B64833338" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Redeemable Noncontrolling Interest, by Legal Entity [Table]</link:label>
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestByLegalEntityTable_47A4237B45CF6D70E5996745A40323AF_label_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestByLegalEntityTable_D74C448A626D5EC6BC74723B64833338" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Redeemable Noncontrolling Interest, by Legal Entity [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestByLegalEntityTable" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestByLegalEntityTable_D74C448A626D5EC6BC74723B64833338" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RedeemableNoncontrollingInterestByLegalEntityTable_D74C448A626D5EC6BC74723B64833338" xlink:to="lab_us-gaap_RedeemableNoncontrollingInterestByLegalEntityTable_D74C448A626D5EC6BC74723B64833338" xlink:type="arc" />
    <link:label id="lab_cah_NaviHealthMember_2E1B210865366A558A386745A404AFEF_verboseLabel_en-US" xlink:label="lab_cah_NaviHealthMember_D88070E92E015DD18145D123158825C7" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">naviHealth</link:label>
    <link:label id="lab_cah_NaviHealthMember_2E1B210865366A558A386745A404AFEF_label_en-US" xlink:label="lab_cah_NaviHealthMember_D88070E92E015DD18145D123158825C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">naviHealth [Member]</link:label>
    <link:label id="lab_cah_NaviHealthMember_2E1B210865366A558A386745A404AFEF_documentation_en-US" xlink:label="lab_cah_NaviHealthMember_D88070E92E015DD18145D123158825C7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">naviHealth [Member]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_NaviHealthMember" xlink:label="loc_cah_NaviHealthMember_D88070E92E015DD18145D123158825C7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_NaviHealthMember_D88070E92E015DD18145D123158825C7" xlink:to="lab_cah_NaviHealthMember_D88070E92E015DD18145D123158825C7" xlink:type="arc" />
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestLineItems_D3762F71A70D473050876745A4044EB4_terseLabel_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestLineItems_0B9E300C7E1558E493EEFA21C6D19E57" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Redeemable Noncontrolling Interest [Line Items]</link:label>
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestLineItems_D3762F71A70D473050876745A4044EB4_label_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestLineItems_0B9E300C7E1558E493EEFA21C6D19E57" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Redeemable Noncontrolling Interest [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestLineItems" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestLineItems_0B9E300C7E1558E493EEFA21C6D19E57" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RedeemableNoncontrollingInterestLineItems_0B9E300C7E1558E493EEFA21C6D19E57" xlink:to="lab_us-gaap_RedeemableNoncontrollingInterestLineItems_0B9E300C7E1558E493EEFA21C6D19E57" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_3FCED61BE64C57C0D3B56745A40412A6_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_BCFEFF551019522DB55381D2EE812781" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Temporary Equity [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_3FCED61BE64C57C0D3B56745A40412A6_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_BCFEFF551019522DB55381D2EE812781" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) in Temporary Equity [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInTemporaryEquityRollForward" xlink:label="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_BCFEFF551019522DB55381D2EE812781" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_BCFEFF551019522DB55381D2EE812781" xlink:to="lab_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_BCFEFF551019522DB55381D2EE812781" xlink:type="arc" />
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_61CDF186B4429A19DC776745A404C5A8_periodStartLabel_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_6ADF2BD91C80523284576F2DBB5A2CF9" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Balance at beginning of period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_6ADF2BD91C80523284576F2DBB5A2CF9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_6ADF2BD91C80523284576F2DBB5A2CF9" xlink:to="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_6ADF2BD91C80523284576F2DBB5A2CF9" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_F599BFE31F7986A0AA5B6745A404658C_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_B1D94ED78D0F52A7B938197D40578C03" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net earnings attributable to redeemable noncontrolling interests</link:label>
    <link:label id="lab_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_F599BFE31F7986A0AA5B6745A404658C_label_en-US" xlink:label="lab_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_B1D94ED78D0F52A7B938197D40578C03" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss) Attributable to Redeemable Noncontrolling Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest" xlink:label="loc_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_B1D94ED78D0F52A7B938197D40578C03" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_B1D94ED78D0F52A7B938197D40578C03" xlink:to="lab_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_B1D94ED78D0F52A7B938197D40578C03" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinorityInterestDecreaseFromRedemptions_4365CC6A4F93EDF4F6A56745A4049B65_negatedLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestDecreaseFromRedemptions_13A3416DC14250BB819A016F624945C2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Net purchase of redeemable noncontrolling interests</link:label>
    <link:label id="lab_us-gaap_MinorityInterestDecreaseFromRedemptions_4365CC6A4F93EDF4F6A56745A4049B65_label_en-US" xlink:label="lab_us-gaap_MinorityInterestDecreaseFromRedemptions_13A3416DC14250BB819A016F624945C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MinorityInterestDecreaseFromRedemptions" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_13A3416DC14250BB819A016F624945C2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_13A3416DC14250BB819A016F624945C2" xlink:to="lab_us-gaap_MinorityInterestDecreaseFromRedemptions_13A3416DC14250BB819A016F624945C2" xlink:type="arc" />
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_830453D70E8F68582F246745A40457EE_periodEndLabel_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_6DA371A15238531A99D57718B9C8F525" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Balance at end of period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_6DA371A15238531A99D57718B9C8F525" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_6DA371A15238531A99D57718B9C8F525" xlink:to="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_6DA371A15238531A99D57718B9C8F525" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinorityInterestChangeInRedemptionValue_9149E3827196776B9B9B674CCF20A653_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestChangeInRedemptionValue_A47342A430FB57F7ADE86A0BA87623E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Noncontrolling Interest, Change in Redemption Value</link:label>
    <link:label id="lab_us-gaap_MinorityInterestChangeInRedemptionValue_9149E3827196776B9B9B674CCF20A653_label_en-US" xlink:label="lab_us-gaap_MinorityInterestChangeInRedemptionValue_A47342A430FB57F7ADE86A0BA87623E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noncontrolling Interest, Change in Redemption Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MinorityInterestChangeInRedemptionValue" xlink:label="loc_us-gaap_MinorityInterestChangeInRedemptionValue_A47342A430FB57F7ADE86A0BA87623E8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinorityInterestChangeInRedemptionValue_A47342A430FB57F7ADE86A0BA87623E8" xlink:to="lab_us-gaap_MinorityInterestChangeInRedemptionValue_A47342A430FB57F7ADE86A0BA87623E8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_FC2AE98BF09976754DC666AAFFDAB95D_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_3305021C8D78505E9C78540767C7155C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Aggregate intrinsic value of outstanding options at period end</link:label>
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_FC2AE98BF09976754DC666AAFFDAB95D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_3305021C8D78505E9C78540767C7155C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_3305021C8D78505E9C78540767C7155C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_3305021C8D78505E9C78540767C7155C" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_3305021C8D78505E9C78540767C7155C" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_4C290F35E4EF457E40D566AAFFDB6EE8_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_900036A32E325E06855BC6B1120B7F8C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Aggregate intrinsic value of exercisable options at period end</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_4C290F35E4EF457E40D566AAFFDB6EE8_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_900036A32E325E06855BC6B1120B7F8C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_900036A32E325E06855BC6B1120B7F8C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_900036A32E325E06855BC6B1120B7F8C" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_900036A32E325E06855BC6B1120B7F8C" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_467FCC808116AA406ED166AAFFDB1B52_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_FE7E7699A232552DA544EA7990CE2DEE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_467FCC808116AA406ED166AAFFDB1B52_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_FE7E7699A232552DA544EA7990CE2DEE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_FE7E7699A232552DA544EA7990CE2DEE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_FE7E7699A232552DA544EA7990CE2DEE" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_FE7E7699A232552DA544EA7990CE2DEE" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_82AC7F4DA3A7B43F4D6466AAFFDBB182_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_E566431D84E35B759032D74488A7C6A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_82AC7F4DA3A7B43F4D6466AAFFDBB182_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_E566431D84E35B759032D74488A7C6A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_E566431D84E35B759032D74488A7C6A2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_E566431D84E35B759032D74488A7C6A2" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_E566431D84E35B759032D74488A7C6A2" xlink:type="arc" />
    <link:label id="lab_cah_Noncontrollinginterestdecreasefromredemptionsorpurchaseofinterestspercent_870B12EBFCA68672E3B517AB2A84B01C_terseLabel_en-US" xlink:label="lab_cah_Noncontrollinginterestdecreasefromredemptionsorpurchaseofinterestspercent_870B12EBFCA68672E3B517AB2A84B01C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">noncontrolling interest, decrease from redemptions or purchase of interests percent</link:label>
    <link:label id="lab_cah_Noncontrollinginterestdecreasefromredemptionsorpurchaseofinterestspercent_870B12EBFCA68672E3B517AB2A84B01C_label_en-US" xlink:label="lab_cah_Noncontrollinginterestdecreasefromredemptionsorpurchaseofinterestspercent_870B12EBFCA68672E3B517AB2A84B01C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">noncontrolling interest, decrease from redemptions or purchase of interests percent</link:label>
    <link:label id="lab_cah_Noncontrollinginterestdecreasefromredemptionsorpurchaseofinterestspercent_870B12EBFCA68672E3B517AB2A84B01C_documentation_en-US" xlink:label="lab_cah_Noncontrollinginterestdecreasefromredemptionsorpurchaseofinterestspercent_870B12EBFCA68672E3B517AB2A84B01C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Decrease in noncontrolling interest percentage (for example, but not limited to redeeming or purchasing the interest of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest by the non-wholly owned subsidiary from the noncontrolling interests).</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_Noncontrollinginterestdecreasefromredemptionsorpurchaseofinterestspercent" xlink:label="loc_cah_Noncontrollinginterestdecreasefromredemptionsorpurchaseofinterestspercent_870B12EBFCA68672E3B517AB2A84B01C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_Noncontrollinginterestdecreasefromredemptionsorpurchaseofinterestspercent_870B12EBFCA68672E3B517AB2A84B01C" xlink:to="lab_cah_Noncontrollinginterestdecreasefromredemptionsorpurchaseofinterestspercent_870B12EBFCA68672E3B517AB2A84B01C" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_01239C4B4ED35F2F254217AB2A84847C_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_01239C4B4ED35F2F254217AB2A84847C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ownership interest (as a percent)</link:label>
    <link:label id="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_01239C4B4ED35F2F254217AB2A84847C_label_en-US" xlink:label="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_01239C4B4ED35F2F254217AB2A84847C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noncontrolling Interest, Ownership Percentage by Parent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByParent" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_01239C4B4ED35F2F254217AB2A84847C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_01239C4B4ED35F2F254217AB2A84847C" xlink:to="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_01239C4B4ED35F2F254217AB2A84847C" xlink:type="arc" />
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityFairValue_FA37C7EBA50D6C48B67B17AB3C5BCB04_terseLabel_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityFairValue_FA37C7EBA50D6C48B67B17AB3C5BCB04" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Redeemable Noncontrolling Interest, Equity, Fair Value</link:label>
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityFairValue_FA37C7EBA50D6C48B67B17AB3C5BCB04_label_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityFairValue_FA37C7EBA50D6C48B67B17AB3C5BCB04" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Redeemable Noncontrolling Interest, Equity, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestEquityFairValue" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityFairValue_FA37C7EBA50D6C48B67B17AB3C5BCB04" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RedeemableNoncontrollingInterestEquityFairValue_FA37C7EBA50D6C48B67B17AB3C5BCB04" xlink:to="lab_us-gaap_RedeemableNoncontrollingInterestEquityFairValue_FA37C7EBA50D6C48B67B17AB3C5BCB04" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinorityInterestDecreaseFromRedemptions_52510FEC10806A45617D17AB2A843E67_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestDecreaseFromRedemptions_52510FEC10806A45617D17AB2A843E67" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MinorityInterestDecreaseFromRedemptions" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_52510FEC10806A45617D17AB2A843E67" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_52510FEC10806A45617D17AB2A843E67" xlink:to="lab_us-gaap_MinorityInterestDecreaseFromRedemptions_52510FEC10806A45617D17AB2A843E67" xlink:type="arc" />
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityRedemptionValue_6F9B39C4B28D85530BC317AB2A84C197_terseLabel_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityRedemptionValue_6F9B39C4B28D85530BC317AB2A84C197" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Redeemable Noncontrolling Interest, Equity, Redemption Value</link:label>
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityRedemptionValue_6F9B39C4B28D85530BC317AB2A84C197_label_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityRedemptionValue_6F9B39C4B28D85530BC317AB2A84C197" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Redeemable Noncontrolling Interest, Equity, Redemption Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestEquityRedemptionValue" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityRedemptionValue_6F9B39C4B28D85530BC317AB2A84C197" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RedeemableNoncontrollingInterestEquityRedemptionValue_6F9B39C4B28D85530BC317AB2A84C197" xlink:to="lab_us-gaap_RedeemableNoncontrollingInterestEquityRedemptionValue_6F9B39C4B28D85530BC317AB2A84C197" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueMeasurementInputsDisclosureTextBlock_1D781B82475A9E5F0E14C162B100EFD9_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementInputsDisclosureTextBlock_71E528C7A76C5A759A1B2100AFFF57D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Measurements</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementInputsDisclosureTextBlock_1D781B82475A9E5F0E14C162B100EFD9_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementInputsDisclosureTextBlock_71E528C7A76C5A759A1B2100AFFF57D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Measurement Inputs, Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementInputsDisclosureTextBlock" xlink:label="loc_us-gaap_FairValueMeasurementInputsDisclosureTextBlock_71E528C7A76C5A759A1B2100AFFF57D8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementInputsDisclosureTextBlock_71E528C7A76C5A759A1B2100AFFF57D8" xlink:to="lab_us-gaap_FairValueMeasurementInputsDisclosureTextBlock_71E528C7A76C5A759A1B2100AFFF57D8" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfGoodwillTable_D7446E49C767CE41FC8D2679DAD3AECE_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTable_D7446E49C767CE41FC8D2679DAD3AECE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfGoodwillTable_D7446E49C767CE41FC8D2679DAD3AECE_label_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTable_D7446E49C767CE41FC8D2679DAD3AECE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Goodwill [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfGoodwillTable" xlink:label="loc_us-gaap_ScheduleOfGoodwillTable_D7446E49C767CE41FC8D2679DAD3AECE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfGoodwillTable_D7446E49C767CE41FC8D2679DAD3AECE" xlink:to="lab_us-gaap_ScheduleOfGoodwillTable_D7446E49C767CE41FC8D2679DAD3AECE" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementBusinessSegmentsAxis_7CE8DA6C634C220293392679DAD33EB3_verboseLabel_en-US" xlink:label="lab_us-gaap_StatementBusinessSegmentsAxis_7CE8DA6C634C220293392679DAD33EB3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Operating and Reportable Segment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_7CE8DA6C634C220293392679DAD33EB3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_7CE8DA6C634C220293392679DAD33EB3" xlink:to="lab_us-gaap_StatementBusinessSegmentsAxis_7CE8DA6C634C220293392679DAD33EB3" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillLineItems_C8FF39AB9ED474F0D6A42679DAE39726_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillLineItems_C8FF39AB9ED474F0D6A42679DAE39726" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill [Line Items]</link:label>
    <link:label id="lab_us-gaap_GoodwillLineItems_C8FF39AB9ED474F0D6A42679DAE39726_label_en-US" xlink:label="lab_us-gaap_GoodwillLineItems_C8FF39AB9ED474F0D6A42679DAE39726" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillLineItems" xlink:label="loc_us-gaap_GoodwillLineItems_C8FF39AB9ED474F0D6A42679DAE39726" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillLineItems_C8FF39AB9ED474F0D6A42679DAE39726" xlink:to="lab_us-gaap_GoodwillLineItems_C8FF39AB9ED474F0D6A42679DAE39726" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillRollForward_8454D32AA207665FCE7E2679DAE30B98_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillRollForward_8454D32AA207665FCE7E2679DAE30B98" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_GoodwillRollForward_8454D32AA207665FCE7E2679DAE30B98_label_en-US" xlink:label="lab_us-gaap_GoodwillRollForward_8454D32AA207665FCE7E2679DAE30B98" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillRollForward" xlink:label="loc_us-gaap_GoodwillRollForward_8454D32AA207665FCE7E2679DAE30B98" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillRollForward_8454D32AA207665FCE7E2679DAE30B98" xlink:to="lab_us-gaap_GoodwillRollForward_8454D32AA207665FCE7E2679DAE30B98" xlink:type="arc" />
    <link:label id="lab_us-gaap_Goodwill_6C8A26F62E04D76FCE4C2679DAE3C4A8_periodStartLabel_en-US" xlink:label="lab_us-gaap_Goodwill_6C8A26F62E04D76FCE4C2679DAE3C4A8" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Beginning balance</link:label>
    <link:label id="lab_us-gaap_Goodwill_6C8A26F62E04D76FCE4C2679DAE3C4A8_label_en-US" xlink:label="lab_us-gaap_Goodwill_6C8A26F62E04D76FCE4C2679DAE3C4A8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_6C8A26F62E04D76FCE4C2679DAE3C4A8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_6C8A26F62E04D76FCE4C2679DAE3C4A8" xlink:to="lab_us-gaap_Goodwill_6C8A26F62E04D76FCE4C2679DAE3C4A8" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillAcquiredDuringPeriod_00E40B3FEAD57084F14F2679DAE398D5_verboseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAcquiredDuringPeriod_00E40B3FEAD57084F14F2679DAE398D5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Goodwill acquired, net of purchase price adjustments</link:label>
    <link:label id="lab_us-gaap_GoodwillAcquiredDuringPeriod_00E40B3FEAD57084F14F2679DAE398D5_label_en-US" xlink:label="lab_us-gaap_GoodwillAcquiredDuringPeriod_00E40B3FEAD57084F14F2679DAE398D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill, Acquired During Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillAcquiredDuringPeriod" xlink:label="loc_us-gaap_GoodwillAcquiredDuringPeriod_00E40B3FEAD57084F14F2679DAE398D5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAcquiredDuringPeriod_00E40B3FEAD57084F14F2679DAE398D5" xlink:to="lab_us-gaap_GoodwillAcquiredDuringPeriod_00E40B3FEAD57084F14F2679DAE398D5" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_99EC9124C13EC676FFDB2679DAE3D465_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_99EC9124C13EC676FFDB2679DAE3D465" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Foreign currency translation adjustments and other</link:label>
    <link:label id="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_99EC9124C13EC676FFDB2679DAE3D465_label_en-US" xlink:label="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_99EC9124C13EC676FFDB2679DAE3D465" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill, Foreign Currency Translation Gain (Loss)</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillForeignCurrencyTranslationGainLoss" xlink:label="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_99EC9124C13EC676FFDB2679DAE3D465" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_99EC9124C13EC676FFDB2679DAE3D465" xlink:to="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_99EC9124C13EC676FFDB2679DAE3D465" xlink:type="arc" />
    <link:label id="lab_us-gaap_Goodwill_6775D536A154688F6E982679DAE305E7_periodEndLabel_en-US" xlink:label="lab_us-gaap_Goodwill_6775D536A154688F6E982679DAE305E7" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Ending balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_6775D536A154688F6E982679DAE305E7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_6775D536A154688F6E982679DAE305E7" xlink:to="lab_us-gaap_Goodwill_6775D536A154688F6E982679DAE305E7" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_D2FA0F6ABFB76865A2AD2679DA087BF3_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_D2FA0F6ABFB76865A2AD2679DA087BF3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commitments and Contingencies Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_D2FA0F6ABFB76865A2AD2679DA087BF3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_D2FA0F6ABFB76865A2AD2679DA087BF3" xlink:to="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_D2FA0F6ABFB76865A2AD2679DA087BF3" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingenciesTable_746A77556A2CF8D09F442679DA08260A_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesTable_746A77556A2CF8D09F442679DA08260A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingencies</link:label>
    <link:label id="lab_us-gaap_LossContingenciesTable_746A77556A2CF8D09F442679DA08260A_label_en-US" xlink:label="lab_us-gaap_LossContingenciesTable_746A77556A2CF8D09F442679DA08260A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingencies [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="loc_us-gaap_LossContingenciesTable_746A77556A2CF8D09F442679DA08260A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingenciesTable_746A77556A2CF8D09F442679DA08260A" xlink:to="lab_us-gaap_LossContingenciesTable_746A77556A2CF8D09F442679DA08260A" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_378308C9391EB9B4EDD02679DA080DBB_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_378308C9391EB9B4EDD02679DA080DBB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingency Nature [Axis]</link:label>
    <link:label id="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_378308C9391EB9B4EDD02679DA080DBB_label_en-US" xlink:label="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_378308C9391EB9B4EDD02679DA080DBB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency Nature [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_378308C9391EB9B4EDD02679DA080DBB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_378308C9391EB9B4EDD02679DA080DBB" xlink:to="lab_us-gaap_LossContingenciesByNatureOfContingencyAxis_378308C9391EB9B4EDD02679DA080DBB" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingencyNatureDomain_DCE642C7DB114833C5152679DA089503_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyNatureDomain_DCE642C7DB114833C5152679DA089503" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingency, Nature [Domain]</link:label>
    <link:label id="lab_us-gaap_LossContingencyNatureDomain_DCE642C7DB114833C5152679DA089503_label_en-US" xlink:label="lab_us-gaap_LossContingencyNatureDomain_DCE642C7DB114833C5152679DA089503" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency, Nature [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_DCE642C7DB114833C5152679DA089503" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingencyNatureDomain_DCE642C7DB114833C5152679DA089503" xlink:to="lab_us-gaap_LossContingencyNatureDomain_DCE642C7DB114833C5152679DA089503" xlink:type="arc" />
    <link:label id="lab_cah_OpioidLawsuitsMember_D6135A9F5311CE392DD82679DA08428F_terseLabel_en-US" xlink:label="lab_cah_OpioidLawsuitsMember_D6135A9F5311CE392DD82679DA08428F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Opioid Lawsuits</link:label>
    <link:label id="lab_cah_OpioidLawsuitsMember_D6135A9F5311CE392DD82679DA08428F_label_en-US" xlink:label="lab_cah_OpioidLawsuitsMember_D6135A9F5311CE392DD82679DA08428F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Opioid Lawsuits [Member]</link:label>
    <link:label id="lab_cah_OpioidLawsuitsMember_D6135A9F5311CE392DD82679DA08428F_documentation_en-US" xlink:label="lab_cah_OpioidLawsuitsMember_D6135A9F5311CE392DD82679DA08428F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Opioid Lawsuits [Member]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_OpioidLawsuitsMember" xlink:label="loc_cah_OpioidLawsuitsMember_D6135A9F5311CE392DD82679DA08428F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_OpioidLawsuitsMember_D6135A9F5311CE392DD82679DA08428F" xlink:to="lab_cah_OpioidLawsuitsMember_D6135A9F5311CE392DD82679DA08428F" xlink:type="arc" />
    <link:label id="lab_cah_ProductLiabilityLawsuitsMember_0230AD8570D77B7DB5A52679DA083883_terseLabel_en-US" xlink:label="lab_cah_ProductLiabilityLawsuitsMember_0230AD8570D77B7DB5A52679DA083883" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Product Liability Lawsuits</link:label>
    <link:label id="lab_cah_ProductLiabilityLawsuitsMember_0230AD8570D77B7DB5A52679DA083883_label_en-US" xlink:label="lab_cah_ProductLiabilityLawsuitsMember_0230AD8570D77B7DB5A52679DA083883" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Product Liability Lawsuits [Member]</link:label>
    <link:label id="lab_cah_ProductLiabilityLawsuitsMember_0230AD8570D77B7DB5A52679DA083883_documentation_en-US" xlink:label="lab_cah_ProductLiabilityLawsuitsMember_0230AD8570D77B7DB5A52679DA083883" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Product Liability Lawsuits [Member]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_ProductLiabilityLawsuitsMember" xlink:label="loc_cah_ProductLiabilityLawsuitsMember_0230AD8570D77B7DB5A52679DA083883" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_ProductLiabilityLawsuitsMember_0230AD8570D77B7DB5A52679DA083883" xlink:to="lab_cah_ProductLiabilityLawsuitsMember_0230AD8570D77B7DB5A52679DA083883" xlink:type="arc" />
    <link:label id="lab_us-gaap_MajorCustomersAxis_EF0BDA09619B4DA2163A2679DA087F44_terseLabel_en-US" xlink:label="lab_us-gaap_MajorCustomersAxis_EF0BDA09619B4DA2163A2679DA087F44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Customer [Axis]</link:label>
    <link:label id="lab_us-gaap_MajorCustomersAxis_EF0BDA09619B4DA2163A2679DA087F44_label_en-US" xlink:label="lab_us-gaap_MajorCustomersAxis_EF0BDA09619B4DA2163A2679DA087F44" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Customer [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MajorCustomersAxis" xlink:label="loc_us-gaap_MajorCustomersAxis_EF0BDA09619B4DA2163A2679DA087F44" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MajorCustomersAxis_EF0BDA09619B4DA2163A2679DA087F44" xlink:to="lab_us-gaap_MajorCustomersAxis_EF0BDA09619B4DA2163A2679DA087F44" xlink:type="arc" />
    <link:label id="lab_us-gaap_NameOfMajorCustomerDomain_A303AEAD673025A24A0F2679DA08723A_terseLabel_en-US" xlink:label="lab_us-gaap_NameOfMajorCustomerDomain_A303AEAD673025A24A0F2679DA08723A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Customer [Domain]</link:label>
    <link:label id="lab_us-gaap_NameOfMajorCustomerDomain_A303AEAD673025A24A0F2679DA08723A_label_en-US" xlink:label="lab_us-gaap_NameOfMajorCustomerDomain_A303AEAD673025A24A0F2679DA08723A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Customer [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NameOfMajorCustomerDomain" xlink:label="loc_us-gaap_NameOfMajorCustomerDomain_A303AEAD673025A24A0F2679DA08723A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NameOfMajorCustomerDomain_A303AEAD673025A24A0F2679DA08723A" xlink:to="lab_us-gaap_NameOfMajorCustomerDomain_A303AEAD673025A24A0F2679DA08723A" xlink:type="arc" />
    <link:label id="lab_cah_CVSHealthMember_A1732CA047D5EBEE5AD42679DA184762_terseLabel_en-US" xlink:label="lab_cah_CVSHealthMember_A1732CA047D5EBEE5AD42679DA184762" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">CVS Health</link:label>
    <link:label id="lab_cah_CVSHealthMember_A1732CA047D5EBEE5AD42679DA184762_label_en-US" xlink:label="lab_cah_CVSHealthMember_A1732CA047D5EBEE5AD42679DA184762" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">CVS Health [Member]</link:label>
    <link:label id="lab_cah_CVSHealthMember_A1732CA047D5EBEE5AD42679DA184762_documentation_en-US" xlink:label="lab_cah_CVSHealthMember_A1732CA047D5EBEE5AD42679DA184762" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">CVS Health [Member]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_CVSHealthMember" xlink:label="loc_cah_CVSHealthMember_A1732CA047D5EBEE5AD42679DA184762" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_CVSHealthMember_A1732CA047D5EBEE5AD42679DA184762" xlink:to="lab_cah_CVSHealthMember_A1732CA047D5EBEE5AD42679DA184762" xlink:type="arc" />
    <link:label id="lab_us-gaap_LitigationCaseAxis_08B727B2FD17A0D0ADF12679DA18A1D7_terseLabel_en-US" xlink:label="lab_us-gaap_LitigationCaseAxis_08B727B2FD17A0D0ADF12679DA18A1D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Litigation Case</link:label>
    <link:label id="lab_us-gaap_LitigationCaseAxis_08B727B2FD17A0D0ADF12679DA18A1D7_label_en-US" xlink:label="lab_us-gaap_LitigationCaseAxis_08B727B2FD17A0D0ADF12679DA18A1D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Litigation Case [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LitigationCaseAxis" xlink:label="loc_us-gaap_LitigationCaseAxis_08B727B2FD17A0D0ADF12679DA18A1D7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LitigationCaseAxis_08B727B2FD17A0D0ADF12679DA18A1D7" xlink:to="lab_us-gaap_LitigationCaseAxis_08B727B2FD17A0D0ADF12679DA18A1D7" xlink:type="arc" />
    <link:label id="lab_us-gaap_LitigationCaseTypeDomain_3C3116903FF57C3256042679DA18574F_terseLabel_en-US" xlink:label="lab_us-gaap_LitigationCaseTypeDomain_3C3116903FF57C3256042679DA18574F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Litigation Case Type</link:label>
    <link:label id="lab_us-gaap_LitigationCaseTypeDomain_3C3116903FF57C3256042679DA18574F_label_en-US" xlink:label="lab_us-gaap_LitigationCaseTypeDomain_3C3116903FF57C3256042679DA18574F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Litigation Case [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_3C3116903FF57C3256042679DA18574F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_3C3116903FF57C3256042679DA18574F" xlink:to="lab_us-gaap_LitigationCaseTypeDomain_3C3116903FF57C3256042679DA18574F" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingenciesLineItems_3EC6E4D49E94FAE65C4B2679DA188B55_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingenciesLineItems_3EC6E4D49E94FAE65C4B2679DA188B55" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingencies [Line Items]</link:label>
    <link:label id="lab_us-gaap_LossContingenciesLineItems_3EC6E4D49E94FAE65C4B2679DA188B55_label_en-US" xlink:label="lab_us-gaap_LossContingenciesLineItems_3EC6E4D49E94FAE65C4B2679DA188B55" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingencies [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="loc_us-gaap_LossContingenciesLineItems_3EC6E4D49E94FAE65C4B2679DA188B55" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingenciesLineItems_3EC6E4D49E94FAE65C4B2679DA188B55" xlink:to="lab_us-gaap_LossContingenciesLineItems_3EC6E4D49E94FAE65C4B2679DA188B55" xlink:type="arc" />
    <link:label id="lab_cah_MaximumQuarterlyPayment_15F31D03882A9A372FA32679DA182365_terseLabel_en-US" xlink:label="lab_cah_MaximumQuarterlyPayment_15F31D03882A9A372FA32679DA182365" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum quarterly payment</link:label>
    <link:label id="lab_cah_MaximumQuarterlyPayment_15F31D03882A9A372FA32679DA182365_label_en-US" xlink:label="lab_cah_MaximumQuarterlyPayment_15F31D03882A9A372FA32679DA182365" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maximum Quarterly Payment</link:label>
    <link:label id="lab_cah_MaximumQuarterlyPayment_15F31D03882A9A372FA32679DA182365_documentation_en-US" xlink:label="lab_cah_MaximumQuarterlyPayment_15F31D03882A9A372FA32679DA182365" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Maximum Quarterly Payment for pharmaceutical sourcing venture if certain milestones are achieved.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_MaximumQuarterlyPayment" xlink:label="loc_cah_MaximumQuarterlyPayment_15F31D03882A9A372FA32679DA182365" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_MaximumQuarterlyPayment_15F31D03882A9A372FA32679DA182365" xlink:to="lab_cah_MaximumQuarterlyPayment_15F31D03882A9A372FA32679DA182365" xlink:type="arc" />
    <link:label id="lab_cah_LossContingenciesNumberofJurisdictionsinLawsuits_B9054A7A5DB642A5EE282679DA18D7D6_terseLabel_en-US" xlink:label="lab_cah_LossContingenciesNumberofJurisdictionsinLawsuits_B9054A7A5DB642A5EE282679DA18D7D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingencies, Number of Jurisdictions in Lawsuits</link:label>
    <link:label id="lab_cah_LossContingenciesNumberofJurisdictionsinLawsuits_B9054A7A5DB642A5EE282679DA18D7D6_label_en-US" xlink:label="lab_cah_LossContingenciesNumberofJurisdictionsinLawsuits_B9054A7A5DB642A5EE282679DA18D7D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingencies, Number of Jurisdictions in Lawsuits</link:label>
    <link:label id="lab_cah_LossContingenciesNumberofJurisdictionsinLawsuits_B9054A7A5DB642A5EE282679DA18D7D6_documentation_en-US" xlink:label="lab_cah_LossContingenciesNumberofJurisdictionsinLawsuits_B9054A7A5DB642A5EE282679DA18D7D6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Loss Contingencies, Number of Jurisdictions in Lawsuits</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_LossContingenciesNumberofJurisdictionsinLawsuits" xlink:label="loc_cah_LossContingenciesNumberofJurisdictionsinLawsuits_B9054A7A5DB642A5EE282679DA18D7D6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_LossContingenciesNumberofJurisdictionsinLawsuits_B9054A7A5DB642A5EE282679DA18D7D6" xlink:to="lab_cah_LossContingenciesNumberofJurisdictionsinLawsuits_B9054A7A5DB642A5EE282679DA18D7D6" xlink:type="arc" />
    <link:label id="lab_cah_Losscontingencyclassactionlawsuits_DFEDEC643C9E83DEF7502683AC06E044_terseLabel_en-US" xlink:label="lab_cah_Losscontingencyclassactionlawsuits_DFEDEC643C9E83DEF7502683AC06E044" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">loss contingency, class action lawsuits</link:label>
    <link:label id="lab_cah_Losscontingencyclassactionlawsuits_DFEDEC643C9E83DEF7502683AC06E044_label_en-US" xlink:label="lab_cah_Losscontingencyclassactionlawsuits_DFEDEC643C9E83DEF7502683AC06E044" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">loss contingency, class action lawsuits</link:label>
    <link:label id="lab_cah_Losscontingencyclassactionlawsuits_DFEDEC643C9E83DEF7502683AC06E044_documentation_en-US" xlink:label="lab_cah_Losscontingencyclassactionlawsuits_DFEDEC643C9E83DEF7502683AC06E044" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">loss contingency, class action lawsuits</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_Losscontingencyclassactionlawsuits" xlink:label="loc_cah_Losscontingencyclassactionlawsuits_DFEDEC643C9E83DEF7502683AC06E044" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_Losscontingencyclassactionlawsuits_DFEDEC643C9E83DEF7502683AC06E044" xlink:to="lab_cah_Losscontingencyclassactionlawsuits_DFEDEC643C9E83DEF7502683AC06E044" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingencyNewClaimsFiledNumber_B92C48E1843E47D86CFB2679DA18BF08_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyNewClaimsFiledNumber_B92C48E1843E47D86CFB2679DA18BF08" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of lawsuits filed</link:label>
    <link:label id="lab_us-gaap_LossContingencyNewClaimsFiledNumber_B92C48E1843E47D86CFB2679DA18BF08_label_en-US" xlink:label="lab_us-gaap_LossContingencyNewClaimsFiledNumber_B92C48E1843E47D86CFB2679DA18BF08" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency, New Claims Filed, Number</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossContingencyNewClaimsFiledNumber" xlink:label="loc_us-gaap_LossContingencyNewClaimsFiledNumber_B92C48E1843E47D86CFB2679DA18BF08" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingencyNewClaimsFiledNumber_B92C48E1843E47D86CFB2679DA18BF08" xlink:to="lab_us-gaap_LossContingencyNewClaimsFiledNumber_B92C48E1843E47D86CFB2679DA18BF08" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingencyNumberOfPlaintiffs_CB22304AFBE4169F8BD42679DA185222_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyNumberOfPlaintiffs_CB22304AFBE4169F8BD42679DA185222" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of plaintiffs</link:label>
    <link:label id="lab_us-gaap_LossContingencyNumberOfPlaintiffs_CB22304AFBE4169F8BD42679DA185222_label_en-US" xlink:label="lab_us-gaap_LossContingencyNumberOfPlaintiffs_CB22304AFBE4169F8BD42679DA185222" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency, Number of Plaintiffs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossContingencyNumberOfPlaintiffs" xlink:label="loc_us-gaap_LossContingencyNumberOfPlaintiffs_CB22304AFBE4169F8BD42679DA185222" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingencyNumberOfPlaintiffs_CB22304AFBE4169F8BD42679DA185222" xlink:to="lab_us-gaap_LossContingencyNumberOfPlaintiffs_CB22304AFBE4169F8BD42679DA185222" xlink:type="arc" />
    <link:label id="lab_us-gaap_LossContingencyRequestForInformation_80E39612C247328F37DE2679DA188A30_terseLabel_en-US" xlink:label="lab_us-gaap_LossContingencyRequestForInformation_80E39612C247328F37DE2679DA188A30" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss Contingency, Request for Information</link:label>
    <link:label id="lab_us-gaap_LossContingencyRequestForInformation_80E39612C247328F37DE2679DA188A30_label_en-US" xlink:label="lab_us-gaap_LossContingencyRequestForInformation_80E39612C247328F37DE2679DA188A30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency, Request for Information</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LossContingencyRequestForInformation" xlink:label="loc_us-gaap_LossContingencyRequestForInformation_80E39612C247328F37DE2679DA188A30" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LossContingencyRequestForInformation_80E39612C247328F37DE2679DA188A30" xlink:to="lab_us-gaap_LossContingencyRequestForInformation_80E39612C247328F37DE2679DA188A30" xlink:type="arc" />
    <link:label id="lab_cah_LossContingencyAccrualNetofInsuranceRecoveries_1F0ECEC6C9A2851F723E2679DA187B6E_terseLabel_en-US" xlink:label="lab_cah_LossContingencyAccrualNetofInsuranceRecoveries_1F0ECEC6C9A2851F723E2679DA187B6E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loss contingency accrual, net of insurance recoveries</link:label>
    <link:label id="lab_cah_LossContingencyAccrualNetofInsuranceRecoveries_1F0ECEC6C9A2851F723E2679DA187B6E_label_en-US" xlink:label="lab_cah_LossContingencyAccrualNetofInsuranceRecoveries_1F0ECEC6C9A2851F723E2679DA187B6E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loss Contingency Accrual, Net of Insurance Recoveries</link:label>
    <link:label id="lab_cah_LossContingencyAccrualNetofInsuranceRecoveries_1F0ECEC6C9A2851F723E2679DA187B6E_documentation_en-US" xlink:label="lab_cah_LossContingencyAccrualNetofInsuranceRecoveries_1F0ECEC6C9A2851F723E2679DA187B6E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Loss Contingency Accrual, Net of Insurance Recoveries</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_LossContingencyAccrualNetofInsuranceRecoveries" xlink:label="loc_cah_LossContingencyAccrualNetofInsuranceRecoveries_1F0ECEC6C9A2851F723E2679DA187B6E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_LossContingencyAccrualNetofInsuranceRecoveries_1F0ECEC6C9A2851F723E2679DA187B6E" xlink:to="lab_cah_LossContingencyAccrualNetofInsuranceRecoveries_1F0ECEC6C9A2851F723E2679DA187B6E" xlink:type="arc" />
    <link:label id="lab_us-gaap_EarningsPerShareTextBlock_95AF918CD93C89EDAAA9C162B0D54448_verboseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareTextBlock_61227C7B3BD158BDA80B2EAD604BC686" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Earnings Per Share Attributable to Cardinal Health, Inc.</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_61227C7B3BD158BDA80B2EAD604BC686" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareTextBlock_61227C7B3BD158BDA80B2EAD604BC686" xlink:to="lab_us-gaap_EarningsPerShareTextBlock_61227C7B3BD158BDA80B2EAD604BC686" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_E03F19C3903BD852804CC162B1AD09CE_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_664720B1C4EB5256B78F75013A546CFD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Restructuring and Employee Severance</link:label>
    <link:label id="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_E03F19C3903BD852804CC162B1AD09CE_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_664720B1C4EB5256B78F75013A546CFD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring and Related Costs [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_664720B1C4EB5256B78F75013A546CFD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_664720B1C4EB5256B78F75013A546CFD" xlink:to="lab_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_664720B1C4EB5256B78F75013A546CFD" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_83BA2F950AD9C476A81BC162B1AE5935_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_5FE2DF8CC1DB53A894632E5D5B5974A3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Activity Related to Liabilities Associated with Restructuring and Employee Severance</link:label>
    <link:label id="lab_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_83BA2F950AD9C476A81BC162B1AE5935_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_5FE2DF8CC1DB53A894632E5D5B5974A3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Restructuring Reserve by Type of Cost [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock" xlink:label="loc_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_5FE2DF8CC1DB53A894632E5D5B5974A3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_5FE2DF8CC1DB53A894632E5D5B5974A3" xlink:to="lab_us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock_5FE2DF8CC1DB53A894632E5D5B5974A3" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationsAbstract_90583E8B19C543157416C162B1E0D0BE_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationsAbstract_FC756E6B9F785695800632186B64E1B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combinations [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="loc_us-gaap_BusinessCombinationsAbstract_FC756E6B9F785695800632186B64E1B0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationsAbstract_FC756E6B9F785695800632186B64E1B0" xlink:to="lab_us-gaap_BusinessCombinationsAbstract_FC756E6B9F785695800632186B64E1B0" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationDisclosureTextBlock_95996989E31AB3BD3ABEC162B1E0EF2A_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationDisclosureTextBlock_F0A55B137BBF5251BC5266EC9BDA3302" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquisitions</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationDisclosureTextBlock_95996989E31AB3BD3ABEC162B1E0EF2A_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationDisclosureTextBlock_F0A55B137BBF5251BC5266EC9BDA3302" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationDisclosureTextBlock" xlink:label="loc_us-gaap_BusinessCombinationDisclosureTextBlock_F0A55B137BBF5251BC5266EC9BDA3302" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationDisclosureTextBlock_F0A55B137BBF5251BC5266EC9BDA3302" xlink:to="lab_us-gaap_BusinessCombinationDisclosureTextBlock_F0A55B137BBF5251BC5266EC9BDA3302" xlink:type="arc" />
    <link:label id="lab_cah_LongTermObligationsandOtherShortTermBorrowingsAbstract_B0AC89B762A3EE6C2392279FBDADD3B7_label_en-US" xlink:label="lab_cah_LongTermObligationsandOtherShortTermBorrowingsAbstract_B0AC89B762A3EE6C2392279FBDADD3B7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-Term Obligations and Other Short-Term Borrowings [Abstract]</link:label>
    <link:label id="lab_cah_LongTermObligationsandOtherShortTermBorrowingsAbstract_B0AC89B762A3EE6C2392279FBDADD3B7_documentation_en-US" xlink:label="lab_cah_LongTermObligationsandOtherShortTermBorrowingsAbstract_B0AC89B762A3EE6C2392279FBDADD3B7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Long-Term Obligations and Other Short-Term Borrowings [Abstract]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_LongTermObligationsandOtherShortTermBorrowingsAbstract" xlink:label="loc_cah_LongTermObligationsandOtherShortTermBorrowingsAbstract_B0AC89B762A3EE6C2392279FBDADD3B7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_LongTermObligationsandOtherShortTermBorrowingsAbstract_B0AC89B762A3EE6C2392279FBDADD3B7" xlink:to="lab_cah_LongTermObligationsandOtherShortTermBorrowingsAbstract_B0AC89B762A3EE6C2392279FBDADD3B7" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtDisclosureTextBlock_CD8F61CDEC9AA4B5E0A6279FBDAD03CD_terseLabel_en-US" xlink:label="lab_us-gaap_DebtDisclosureTextBlock_CD8F61CDEC9AA4B5E0A6279FBDAD03CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Disclosure [Text Block]</link:label>
    <link:label id="lab_us-gaap_DebtDisclosureTextBlock_CD8F61CDEC9AA4B5E0A6279FBDAD03CD_label_en-US" xlink:label="lab_us-gaap_DebtDisclosureTextBlock_CD8F61CDEC9AA4B5E0A6279FBDAD03CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtDisclosureTextBlock" xlink:label="loc_us-gaap_DebtDisclosureTextBlock_CD8F61CDEC9AA4B5E0A6279FBDAD03CD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtDisclosureTextBlock_CD8F61CDEC9AA4B5E0A6279FBDAD03CD" xlink:to="lab_us-gaap_DebtDisclosureTextBlock_CD8F61CDEC9AA4B5E0A6279FBDAD03CD" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_62773ABB4F1E01CD65ECC162B08F014B_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_5742B610DF815B148D7095018B5C747E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commitments, Contingent Liabilities and Litigation</link:label>
    <link:label id="lab_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_62773ABB4F1E01CD65ECC162B08F014B_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_5742B610DF815B148D7095018B5C747E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commitments and Contingencies Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_5742B610DF815B148D7095018B5C747E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_5742B610DF815B148D7095018B5C747E" xlink:to="lab_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_5742B610DF815B148D7095018B5C747E" xlink:type="arc" />
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_88DCFD1B14464EF6475166BCCD38FDB4_verboseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_14B9010ED5CF5ACB9A8FB98298474312" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_14B9010ED5CF5ACB9A8FB98298474312" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_14B9010ED5CF5ACB9A8FB98298474312" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_14B9010ED5CF5ACB9A8FB98298474312" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_D5C39E50AAC4640A862466BCCD384698_verboseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_CD62B91C90A959B88E33D361BDFF1917" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Performance Share Units</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_CD62B91C90A959B88E33D361BDFF1917" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_CD62B91C90A959B88E33D361BDFF1917" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_CD62B91C90A959B88E33D361BDFF1917" xlink:type="arc" />
    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_B1D5C8B927D3877BA27066BCCD39F972_verboseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_FFA9466C67695883B060EEA9082FA8D0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Weighted-Average Grant Date Fair Value per Share</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_FFA9466C67695883B060EEA9082FA8D0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_FFA9466C67695883B060EEA9082FA8D0" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_FFA9466C67695883B060EEA9082FA8D0" xlink:type="arc" />
    <link:label id="lab_cah_NarativeAbstract_442BE25477BA373BB80F66A939D13EFC_label_en-US" xlink:label="lab_cah_NarativeAbstract_9E7AF29394AA58F8A40634569290C4EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Narative [Abstract]</link:label>
    <link:label id="lab_cah_NarativeAbstract_442BE25477BA373BB80F66A939D13EFC_documentation_en-US" xlink:label="lab_cah_NarativeAbstract_9E7AF29394AA58F8A40634569290C4EE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Narative [Abstract]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_NarativeAbstract" xlink:label="loc_cah_NarativeAbstract_9E7AF29394AA58F8A40634569290C4EE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_NarativeAbstract_9E7AF29394AA58F8A40634569290C4EE" xlink:to="lab_cah_NarativeAbstract_9E7AF29394AA58F8A40634569290C4EE" xlink:type="arc" />
    <link:label id="lab_cah_ContractTerminationAxis_1DD04BA8E561B1724CF4671356CAAB3F_terseLabel_en-US" xlink:label="lab_cah_ContractTerminationAxis_C36E2C68FF7F559395100A312009F367" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contract Termination [Axis]</link:label>
    <link:label id="lab_cah_ContractTerminationAxis_1DD04BA8E561B1724CF4671356CAAB3F_label_en-US" xlink:label="lab_cah_ContractTerminationAxis_C36E2C68FF7F559395100A312009F367" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contract Termination [Axis]</link:label>
    <link:label id="lab_cah_ContractTerminationAxis_1DD04BA8E561B1724CF4671356CAAB3F_documentation_en-US" xlink:label="lab_cah_ContractTerminationAxis_C36E2C68FF7F559395100A312009F367" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Contract Termination [Axis]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_ContractTerminationAxis" xlink:label="loc_cah_ContractTerminationAxis_C36E2C68FF7F559395100A312009F367" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_ContractTerminationAxis_C36E2C68FF7F559395100A312009F367" xlink:to="lab_cah_ContractTerminationAxis_C36E2C68FF7F559395100A312009F367" xlink:type="arc" />
    <link:label id="lab_cah_ContractTerminationDomain_721A85122916CD990C57671487A6011E_terseLabel_en-US" xlink:label="lab_cah_ContractTerminationDomain_F0ADBD221A8B54199615D0A6059A308B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contract Termination [Domain]</link:label>
    <link:label id="lab_cah_ContractTerminationDomain_721A85122916CD990C57671487A6011E_label_en-US" xlink:label="lab_cah_ContractTerminationDomain_F0ADBD221A8B54199615D0A6059A308B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contract Termination [Domain]</link:label>
    <link:label id="lab_cah_ContractTerminationDomain_721A85122916CD990C57671487A6011E_documentation_en-US" xlink:label="lab_cah_ContractTerminationDomain_F0ADBD221A8B54199615D0A6059A308B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">[Domain] for Contract Termination [Axis]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_ContractTerminationDomain" xlink:label="loc_cah_ContractTerminationDomain_F0ADBD221A8B54199615D0A6059A308B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_ContractTerminationDomain_F0ADBD221A8B54199615D0A6059A308B" xlink:to="lab_cah_ContractTerminationDomain_F0ADBD221A8B54199615D0A6059A308B" xlink:type="arc" />
    <link:label id="lab_cah_DistributorContractMember_8EB61B42B346F5F111A2671357107CD5_terseLabel_en-US" xlink:label="lab_cah_DistributorContractMember_55F722459CF55A06A1A539853732E9A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Medline</link:label>
    <link:label id="lab_cah_DistributorContractMember_8EB61B42B346F5F111A2671357107CD5_label_en-US" xlink:label="lab_cah_DistributorContractMember_55F722459CF55A06A1A539853732E9A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Distributor Contract [Member]</link:label>
    <link:label id="lab_cah_DistributorContractMember_8EB61B42B346F5F111A2671357107CD5_documentation_en-US" xlink:label="lab_cah_DistributorContractMember_55F722459CF55A06A1A539853732E9A1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Distributor Contract [Member]</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_DistributorContractMember" xlink:label="loc_cah_DistributorContractMember_55F722459CF55A06A1A539853732E9A1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_DistributorContractMember_55F722459CF55A06A1A539853732E9A1" xlink:to="lab_cah_DistributorContractMember_55F722459CF55A06A1A539853732E9A1" xlink:type="arc" />
    <link:label id="lab_us-gaap_MinorityInterestDisclosureTextBlock_DA3FA1872637E3AFD5EBC162B185DB7E_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestDisclosureTextBlock_A6CBB6E0E6715C398932EEDBBDCA69AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Redeemable Noncontrolling Interests</link:label>
    <link:label id="lab_us-gaap_MinorityInterestDisclosureTextBlock_DA3FA1872637E3AFD5EBC162B185DB7E_label_en-US" xlink:label="lab_us-gaap_MinorityInterestDisclosureTextBlock_A6CBB6E0E6715C398932EEDBBDCA69AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noncontrolling Interest Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MinorityInterestDisclosureTextBlock" xlink:label="loc_us-gaap_MinorityInterestDisclosureTextBlock_A6CBB6E0E6715C398932EEDBBDCA69AE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinorityInterestDisclosureTextBlock_A6CBB6E0E6715C398932EEDBBDCA69AE" xlink:to="lab_us-gaap_MinorityInterestDisclosureTextBlock_A6CBB6E0E6715C398932EEDBBDCA69AE" xlink:type="arc" />
    <link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_644995F47A7D5CEE1C82C162B120C746_verboseLabel_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_8C494B64D2475D46B457BCF4AF878656" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Share-Based Compensation</link:label>
    <link:label id="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_644995F47A7D5CEE1C82C162B120C746_label_en-US" xlink:label="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_8C494B64D2475D46B457BCF4AF878656" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of Compensation Related Costs, Share-based Payments [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_8C494B64D2475D46B457BCF4AF878656" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_8C494B64D2475D46B457BCF4AF878656" xlink:to="lab_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_8C494B64D2475D46B457BCF4AF878656" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable_EBF3797A46502ECCDA16C162B12B09CB_terseLabel_en-US" xlink:label="lab_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable_82BE96E9062B512E922A6EDCD9BDA720" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table]</link:label>
    <link:label id="lab_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable_EBF3797A46502ECCDA16C162B12B09CB_label_en-US" xlink:label="lab_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable_82BE96E9062B512E922A6EDCD9BDA720" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable" xlink:label="loc_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable_82BE96E9062B512E922A6EDCD9BDA720" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable_82BE96E9062B512E922A6EDCD9BDA720" xlink:to="lab_us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable_82BE96E9062B512E922A6EDCD9BDA720" xlink:type="arc" />
    <link:label id="lab_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_975A94D639683DFB8650C162B12CA6A0_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_FB2EB1EDAA0C5E8DB4197B832ADD48EE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]</link:label>
    <link:label id="lab_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_975A94D639683DFB8650C162B12CA6A0_label_en-US" xlink:label="lab_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_FB2EB1EDAA0C5E8DB4197B832ADD48EE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems" xlink:label="loc_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_FB2EB1EDAA0C5E8DB4197B832ADD48EE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_FB2EB1EDAA0C5E8DB4197B832ADD48EE" xlink:to="lab_us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems_FB2EB1EDAA0C5E8DB4197B832ADD48EE" xlink:type="arc" />
    <link:label id="lab_us-gaap_OperatingIncomeLoss_26173D842C3B2F119F1AC162B12C636B_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_C35AF4F6367B55F0BB54F5BEF66AE52C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total operating earnings</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_C35AF4F6367B55F0BB54F5BEF66AE52C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingIncomeLoss_C35AF4F6367B55F0BB54F5BEF66AE52C" xlink:to="lab_us-gaap_OperatingIncomeLoss_C35AF4F6367B55F0BB54F5BEF66AE52C" xlink:type="arc" />
    <link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_8C9E9073864B69E12FF4224ABF468A94_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_8C9E9073864B69E12FF4224ABF468A94" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Business Acquisitions, by Acquisition [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_8C9E9073864B69E12FF4224ABF468A94_label_en-US" xlink:label="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_8C9E9073864B69E12FF4224ABF468A94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Business Acquisitions, by Acquisition [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_8C9E9073864B69E12FF4224ABF468A94" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_8C9E9073864B69E12FF4224ABF468A94" xlink:to="lab_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_8C9E9073864B69E12FF4224ABF468A94" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel3Member_ADAEB99E324F90C6BF51224ABF55E8C8_verboseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_ADAEB99E324F90C6BF51224ABF55E8C8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 3</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_ADAEB99E324F90C6BF51224ABF55E8C8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel3Member_ADAEB99E324F90C6BF51224ABF55E8C8" xlink:to="lab_us-gaap_FairValueInputsLevel3Member_ADAEB99E324F90C6BF51224ABF55E8C8" xlink:type="arc" />
    <link:label id="lab_us-gaap_TradeNamesMember_8699E18CCC826EB8C286224ABF55633A_terseLabel_en-US" xlink:label="lab_us-gaap_TradeNamesMember_8699E18CCC826EB8C286224ABF55633A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade Names [Member]</link:label>
    <link:label id="lab_us-gaap_TradeNamesMember_8699E18CCC826EB8C286224ABF55633A_label_en-US" xlink:label="lab_us-gaap_TradeNamesMember_8699E18CCC826EB8C286224ABF55633A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade Names [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TradeNamesMember" xlink:label="loc_us-gaap_TradeNamesMember_8699E18CCC826EB8C286224ABF55633A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TradeNamesMember_8699E18CCC826EB8C286224ABF55633A" xlink:to="lab_us-gaap_TradeNamesMember_8699E18CCC826EB8C286224ABF55633A" xlink:type="arc" />
    <link:label id="lab_us-gaap_DevelopedTechnologyRightsMember_CE9B24ACB40612617977224ABF5547C2_terseLabel_en-US" xlink:label="lab_us-gaap_DevelopedTechnologyRightsMember_CE9B24ACB40612617977224ABF5547C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Developed Technology Rights [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DevelopedTechnologyRightsMember" xlink:label="loc_us-gaap_DevelopedTechnologyRightsMember_CE9B24ACB40612617977224ABF5547C2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DevelopedTechnologyRightsMember_CE9B24ACB40612617977224ABF5547C2" xlink:to="lab_us-gaap_DevelopedTechnologyRightsMember_CE9B24ACB40612617977224ABF5547C2" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionAcquireeDomain_8DFAC9263802AF755501224ABF55CBEE_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionAcquireeDomain_8DFAC9263802AF755501224ABF55CBEE" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition, Acquiree</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_8DFAC9263802AF755501224ABF55CBEE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_8DFAC9263802AF755501224ABF55CBEE" xlink:to="lab_us-gaap_BusinessAcquisitionAcquireeDomain_8DFAC9263802AF755501224ABF55CBEE" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessAcquisitionLineItems_72B85F2524FC597D2DE9224ABF557229_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_72B85F2524FC597D2DE9224ABF557229" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Acquisition [Line Items]</link:label>
    <link:label id="lab_us-gaap_BusinessAcquisitionLineItems_72B85F2524FC597D2DE9224ABF557229_label_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_72B85F2524FC597D2DE9224ABF557229" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_72B85F2524FC597D2DE9224ABF557229" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_72B85F2524FC597D2DE9224ABF557229" xlink:to="lab_us-gaap_BusinessAcquisitionLineItems_72B85F2524FC597D2DE9224ABF557229" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_C68217AD76C012623E99224ABF559433_verboseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_C68217AD76C012623E99224ABF559433" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Cash paid for acquisitions, net of cash acquired</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_C68217AD76C012623E99224ABF559433" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_C68217AD76C012623E99224ABF559433" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_C68217AD76C012623E99224ABF559433" xlink:type="arc" />
    <link:label id="lab_cah_NumberofProductCategoriesManufactured_5F6382EBEFA4D30AE0C4224ABF55154D_terseLabel_en-US" xlink:label="lab_cah_NumberofProductCategoriesManufactured_5F6382EBEFA4D30AE0C4224ABF55154D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of Product Categories Manufactured</link:label>
    <link:label id="lab_cah_NumberofProductCategoriesManufactured_5F6382EBEFA4D30AE0C4224ABF55154D_label_en-US" xlink:label="lab_cah_NumberofProductCategoriesManufactured_5F6382EBEFA4D30AE0C4224ABF55154D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of Product Categories Manufactured</link:label>
    <link:label id="lab_cah_NumberofProductCategoriesManufactured_5F6382EBEFA4D30AE0C4224ABF55154D_documentation_en-US" xlink:label="lab_cah_NumberofProductCategoriesManufactured_5F6382EBEFA4D30AE0C4224ABF55154D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number of Product Categories Manufactured</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_NumberofProductCategoriesManufactured" xlink:label="loc_cah_NumberofProductCategoriesManufactured_5F6382EBEFA4D30AE0C4224ABF55154D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_NumberofProductCategoriesManufactured_5F6382EBEFA4D30AE0C4224ABF55154D" xlink:to="lab_cah_NumberofProductCategoriesManufactured_5F6382EBEFA4D30AE0C4224ABF55154D" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsDiscountRate_53D37B58FC5C83EA62AA224ABF557FD8_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsDiscountRate_53D37B58FC5C83EA62AA224ABF557FD8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Inputs, Discount Rate</link:label>
    <link:label id="lab_us-gaap_FairValueInputsDiscountRate_53D37B58FC5C83EA62AA224ABF557FD8_label_en-US" xlink:label="lab_us-gaap_FairValueInputsDiscountRate_53D37B58FC5C83EA62AA224ABF557FD8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Inputs, Discount Rate</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsDiscountRate" xlink:label="loc_us-gaap_FairValueInputsDiscountRate_53D37B58FC5C83EA62AA224ABF557FD8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsDiscountRate_53D37B58FC5C83EA62AA224ABF557FD8" xlink:to="lab_us-gaap_FairValueInputsDiscountRate_53D37B58FC5C83EA62AA224ABF557FD8" xlink:type="arc" />
    <link:label id="lab_cah_PrincipalCountries_B66FBC5DCAFB567C43F0224ABF559A8B_terseLabel_en-US" xlink:label="lab_cah_PrincipalCountries_B66FBC5DCAFB567C43F0224ABF559A8B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of principal countries</link:label>
    <link:label id="lab_cah_PrincipalCountries_B66FBC5DCAFB567C43F0224ABF559A8B_label_en-US" xlink:label="lab_cah_PrincipalCountries_B66FBC5DCAFB567C43F0224ABF559A8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Principal Countries</link:label>
    <link:label id="lab_cah_PrincipalCountries_B66FBC5DCAFB567C43F0224ABF559A8B_documentation_en-US" xlink:label="lab_cah_PrincipalCountries_B66FBC5DCAFB567C43F0224ABF559A8B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Principal countries.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_PrincipalCountries" xlink:label="loc_cah_PrincipalCountries_B66FBC5DCAFB567C43F0224ABF559A8B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_PrincipalCountries_B66FBC5DCAFB567C43F0224ABF559A8B" xlink:to="lab_cah_PrincipalCountries_B66FBC5DCAFB567C43F0224ABF559A8B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfDebt_EF17F2F8F8E4838036CF224ABF55AFAC_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfDebt_EF17F2F8F8E4838036CF224ABF55AFAC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from Issuance of Debt</link:label>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfDebt_EF17F2F8F8E4838036CF224ABF55AFAC_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfDebt_EF17F2F8F8E4838036CF224ABF55AFAC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Issuance of Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromIssuanceOfDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfDebt_EF17F2F8F8E4838036CF224ABF55AFAC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfDebt_EF17F2F8F8E4838036CF224ABF55AFAC" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfDebt_EF17F2F8F8E4838036CF224ABF55AFAC" xlink:type="arc" />
    <link:label id="lab_cah_BusinessCombinationTransactionandintegrationcosts_E2729DD72E73C4965886224ABF55C1FA_terseLabel_en-US" xlink:label="lab_cah_BusinessCombinationTransactionandintegrationcosts_E2729DD72E73C4965886224ABF55C1FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Transaction and integration costs</link:label>
    <link:label id="lab_cah_BusinessCombinationTransactionandintegrationcosts_E2729DD72E73C4965886224ABF55C1FA_label_en-US" xlink:label="lab_cah_BusinessCombinationTransactionandintegrationcosts_E2729DD72E73C4965886224ABF55C1FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Transaction and integration costs</link:label>
    <link:label id="lab_cah_BusinessCombinationTransactionandintegrationcosts_E2729DD72E73C4965886224ABF55C1FA_documentation_en-US" xlink:label="lab_cah_BusinessCombinationTransactionandintegrationcosts_E2729DD72E73C4965886224ABF55C1FA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Costs incurred during the initial evaluation of a potential acquisition that primarily relate to costs to analyze, negotiate, and consummate the transaction, as well as due diligence activities. Also includes costs related to activities required to combine the operations of an acquired enterprise into our operations and to stand-up the systems and processes needed to support a global footprint.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_BusinessCombinationTransactionandintegrationcosts" xlink:label="loc_cah_BusinessCombinationTransactionandintegrationcosts_E2729DD72E73C4965886224ABF55C1FA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_BusinessCombinationTransactionandintegrationcosts_E2729DD72E73C4965886224ABF55C1FA" xlink:to="lab_cah_BusinessCombinationTransactionandintegrationcosts_E2729DD72E73C4965886224ABF55C1FA" xlink:type="arc" />
    <link:label id="lab_us-gaap_Goodwill_4EC5AE15D52BD60AA239224ABF55A0F2_terseLabel_en-US" xlink:label="lab_us-gaap_Goodwill_4EC5AE15D52BD60AA239224ABF55A0F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_4EC5AE15D52BD60AA239224ABF55A0F2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_4EC5AE15D52BD60AA239224ABF55A0F2" xlink:to="lab_us-gaap_Goodwill_4EC5AE15D52BD60AA239224ABF55A0F2" xlink:type="arc" />
    <link:label id="lab_us-gaap_GoodwillAcquiredDuringPeriod_FECA3FA256AF9DE18D14224ABF559A1B_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAcquiredDuringPeriod_FECA3FA256AF9DE18D14224ABF559A1B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill, Acquired During Period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillAcquiredDuringPeriod" xlink:label="loc_us-gaap_GoodwillAcquiredDuringPeriod_FECA3FA256AF9DE18D14224ABF559A1B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAcquiredDuringPeriod_FECA3FA256AF9DE18D14224ABF559A1B" xlink:to="lab_us-gaap_GoodwillAcquiredDuringPeriod_FECA3FA256AF9DE18D14224ABF559A1B" xlink:type="arc" />
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestTableTextBlock_5BBD45EEAE1933F1C4A1C162B145F74F_terseLabel_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestTableTextBlock_BAF5D5377B9C54B9A2BA07A5F586446F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reconciliation of the Changes in Redeemable Noncontrolling Interests</link:label>
    <link:label id="lab_us-gaap_RedeemableNoncontrollingInterestTableTextBlock_5BBD45EEAE1933F1C4A1C162B145F74F_label_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestTableTextBlock_BAF5D5377B9C54B9A2BA07A5F586446F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Redeemable Noncontrolling Interest [Table Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestTableTextBlock" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestTableTextBlock_BAF5D5377B9C54B9A2BA07A5F586446F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RedeemableNoncontrollingInterestTableTextBlock_BAF5D5377B9C54B9A2BA07A5F586446F" xlink:to="lab_us-gaap_RedeemableNoncontrollingInterestTableTextBlock_BAF5D5377B9C54B9A2BA07A5F586446F" xlink:type="arc" />
    <link:label id="lab_us-gaap_PreferredStockSharesAuthorized_70E200D39431002387A3C162B1CCB0CC_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesAuthorized_629927E3122858DFA9DCAC89205A2B88" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preferred shares, authorized</link:label>
    <link:label id="lab_us-gaap_PreferredStockSharesAuthorized_70E200D39431002387A3C162B1CCB0CC_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesAuthorized_629927E3122858DFA9DCAC89205A2B88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock, Shares Authorized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_629927E3122858DFA9DCAC89205A2B88" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockSharesAuthorized_629927E3122858DFA9DCAC89205A2B88" xlink:to="lab_us-gaap_PreferredStockSharesAuthorized_629927E3122858DFA9DCAC89205A2B88" xlink:type="arc" />
    <link:label id="lab_us-gaap_PreferredStockSharesIssued_3E50907988F073050FA8C162B1CCE4B7_terseLabel_en-US" xlink:label="lab_us-gaap_PreferredStockSharesIssued_F597A0CF8C2E5F77AC543BD4BB90DBC1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Preferred shares, issued</link:label>
    <link:label id="lab_us-gaap_PreferredStockSharesIssued_3E50907988F073050FA8C162B1CCE4B7_label_en-US" xlink:label="lab_us-gaap_PreferredStockSharesIssued_F597A0CF8C2E5F77AC543BD4BB90DBC1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Preferred Stock, Shares Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_us-gaap_PreferredStockSharesIssued_F597A0CF8C2E5F77AC543BD4BB90DBC1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PreferredStockSharesIssued_F597A0CF8C2E5F77AC543BD4BB90DBC1" xlink:to="lab_us-gaap_PreferredStockSharesIssued_F597A0CF8C2E5F77AC543BD4BB90DBC1" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesAuthorized_2FB137FF9A87D0666A68C162B1CCE559_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_C536BC588777555ABA4F879715A262C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common shares, authorized</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesAuthorized_2FB137FF9A87D0666A68C162B1CCE559_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_C536BC588777555ABA4F879715A262C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Shares Authorized</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_C536BC588777555ABA4F879715A262C2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesAuthorized_C536BC588777555ABA4F879715A262C2" xlink:to="lab_us-gaap_CommonStockSharesAuthorized_C536BC588777555ABA4F879715A262C2" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommonStockSharesIssued_9FAFC867491C4EC31893C162B1CC6517_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_04F8BD7F54DC50E89D5593C16CD2EE77" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common shares, issued</link:label>
    <link:label id="lab_us-gaap_CommonStockSharesIssued_9FAFC867491C4EC31893C162B1CC6517_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_04F8BD7F54DC50E89D5593C16CD2EE77" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Stock, Shares, Issued</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_04F8BD7F54DC50E89D5593C16CD2EE77" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesIssued_04F8BD7F54DC50E89D5593C16CD2EE77" xlink:to="lab_us-gaap_CommonStockSharesIssued_04F8BD7F54DC50E89D5593C16CD2EE77" xlink:type="arc" />
    <link:label id="lab_us-gaap_TreasuryStockShares_AC09251554EE394B1834C162B1CC3CF0_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_0B03C02732015E03B4E817D76A38A458" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common shares in treasury</link:label>
    <link:label id="lab_us-gaap_TreasuryStockShares_AC09251554EE394B1834C162B1CC3CF0_label_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_0B03C02732015E03B4E817D76A38A458" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury Stock, Shares</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="loc_us-gaap_TreasuryStockShares_0B03C02732015E03B4E817D76A38A458" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockShares_0B03C02732015E03B4E817D76A38A458" xlink:to="lab_us-gaap_TreasuryStockShares_0B03C02732015E03B4E817D76A38A458" xlink:type="arc" />
    <link:label id="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_89FCE63F61F21AFACB3966A93A622D29_terseLabel_en-US" xlink:label="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_1C673B2CDB955EA9828A945EDF6F4954" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basis of Presentation</link:label>
    <link:label id="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_89FCE63F61F21AFACB3966A93A622D29_label_en-US" xlink:label="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_1C673B2CDB955EA9828A945EDF6F4954" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Basis of Accounting, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_1C673B2CDB955EA9828A945EDF6F4954" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_1C673B2CDB955EA9828A945EDF6F4954" xlink:to="lab_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_1C673B2CDB955EA9828A945EDF6F4954" xlink:type="arc" />
    <link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_586B0E0D45C4DBB36BCB66A93A62E00C_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_ADFD5E1BD3A75156B7EF04F8F9E4BA35" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Recent Financial Accounting Standards</link:label>
    <link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_586B0E0D45C4DBB36BCB66A93A62E00C_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_ADFD5E1BD3A75156B7EF04F8F9E4BA35" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">New Accounting Pronouncements, Policy [Policy Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_ADFD5E1BD3A75156B7EF04F8F9E4BA35" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_ADFD5E1BD3A75156B7EF04F8F9E4BA35" xlink:to="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_ADFD5E1BD3A75156B7EF04F8F9E4BA35" xlink:type="arc" />
    <link:label id="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_B4CA8821424F741DC39CC162B0913A08_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_0D18DB6EE7E3588EB34F25073E496769" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shareholders' Equity</link:label>
    <link:label id="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_B4CA8821424F741DC39CC162B0913A08_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_0D18DB6EE7E3588EB34F25073E496769" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Stockholders' Equity Note Disclosure [Text Block]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:label="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_0D18DB6EE7E3588EB34F25073E496769" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_0D18DB6EE7E3588EB34F25073E496769" xlink:to="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_0D18DB6EE7E3588EB34F25073E496769" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestrictedStockUnitsRSUMember_4C087C8AC45442A635F5C162B13AD2D7_verboseLabel_en-US" xlink:label="lab_us-gaap_RestrictedStockUnitsRSUMember_7E0D19C59F415E4382EE1EAB499FBCF4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Restricted Share Unit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_7E0D19C59F415E4382EE1EAB499FBCF4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestrictedStockUnitsRSUMember_7E0D19C59F415E4382EE1EAB499FBCF4" xlink:to="lab_us-gaap_RestrictedStockUnitsRSUMember_7E0D19C59F415E4382EE1EAB499FBCF4" xlink:type="arc" />
    <link:label id="lab_us-gaap_PerformanceSharesMember_6BC47E97809F557B0991C162B13A8AF6_verboseLabel_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember_076D0E4B155F541B8BB7894ADF355E7E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Performance Share Unit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="loc_us-gaap_PerformanceSharesMember_076D0E4B155F541B8BB7894ADF355E7E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PerformanceSharesMember_076D0E4B155F541B8BB7894ADF355E7E" xlink:to="lab_us-gaap_PerformanceSharesMember_076D0E4B155F541B8BB7894ADF355E7E" xlink:type="arc" />
    <link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_116CF8F54B94D2244E88C162B13AE2AD_terseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_1224482159BC5DAA8A93522279F3714C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total share-based compensation</link:label>
    <link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_116CF8F54B94D2244E88C162B13AE2AD_label_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_1224482159BC5DAA8A93522279F3714C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Allocated Share-based Compensation Expense</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_1224482159BC5DAA8A93522279F3714C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpense_1224482159BC5DAA8A93522279F3714C" xlink:to="lab_us-gaap_AllocatedShareBasedCompensationExpense_1224482159BC5DAA8A93522279F3714C" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentTable_B44B0A0C237487DBA43B7189593D72CD_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable_3E853CF6D99F5C0098825F65D2FEF9C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentTable_B44B0A0C237487DBA43B7189593D72CD_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentTable_3E853CF6D99F5C0098825F65D2FEF9C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_3E853CF6D99F5C0098825F65D2FEF9C9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentTable_3E853CF6D99F5C0098825F65D2FEF9C9" xlink:to="lab_us-gaap_DebtInstrumentTable_3E853CF6D99F5C0098825F65D2FEF9C9" xlink:type="arc" />
    <link:label id="lab_us-gaap_CreditFacilityAxis_EBC672C8DF43BB7372B87189593D14F4_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_5A4900C35C2E5432AC5A187A5F51F72A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Facility [Axis]</link:label>
    <link:label id="lab_us-gaap_CreditFacilityAxis_EBC672C8DF43BB7372B87189593D14F4_label_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_5A4900C35C2E5432AC5A187A5F51F72A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Facility [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaap_CreditFacilityAxis_5A4900C35C2E5432AC5A187A5F51F72A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityAxis_5A4900C35C2E5432AC5A187A5F51F72A" xlink:to="lab_us-gaap_CreditFacilityAxis_5A4900C35C2E5432AC5A187A5F51F72A" xlink:type="arc" />
    <link:label id="lab_us-gaap_CreditFacilityDomain_3F9962CF1C79BFCBD46F7189593DB526_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_18EADAE5D0F6576382CBA496D868A4C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Facility [Domain]</link:label>
    <link:label id="lab_us-gaap_CreditFacilityDomain_3F9962CF1C79BFCBD46F7189593DB526_label_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_18EADAE5D0F6576382CBA496D868A4C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Facility [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaap_CreditFacilityDomain_18EADAE5D0F6576382CBA496D868A4C1" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityDomain_18EADAE5D0F6576382CBA496D868A4C1" xlink:to="lab_us-gaap_CreditFacilityDomain_18EADAE5D0F6576382CBA496D868A4C1" xlink:type="arc" />
    <link:label id="lab_cah_ShortTermCreditFacilitiesMember_BADF7C41D297C42DD7FC7189593DAFE4_terseLabel_en-US" xlink:label="lab_cah_ShortTermCreditFacilitiesMember_FE743E2866E652EFBC67B4AF08206803" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Short Term Credit Facilities Member</link:label>
    <link:label id="lab_cah_ShortTermCreditFacilitiesMember_BADF7C41D297C42DD7FC7189593DAFE4_label_en-US" xlink:label="lab_cah_ShortTermCreditFacilitiesMember_FE743E2866E652EFBC67B4AF08206803" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Short Term Credit Facilities Member</link:label>
    <link:label id="lab_cah_ShortTermCreditFacilitiesMember_BADF7C41D297C42DD7FC7189593DAFE4_documentation_en-US" xlink:label="lab_cah_ShortTermCreditFacilitiesMember_FE743E2866E652EFBC67B4AF08206803" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other short-term credit facilities and an unsecured line of credit</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_ShortTermCreditFacilitiesMember" xlink:label="loc_cah_ShortTermCreditFacilitiesMember_FE743E2866E652EFBC67B4AF08206803" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_ShortTermCreditFacilitiesMember_FE743E2866E652EFBC67B4AF08206803" xlink:to="lab_cah_ShortTermCreditFacilitiesMember_FE743E2866E652EFBC67B4AF08206803" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_2D6CCECEB4D7C0B2224D7189593DE2C9_terseLabel_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_6A7253F2F0E15ADE8D2D5DBDD749E87E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility [Member]</link:label>
    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_2D6CCECEB4D7C0B2224D7189593DE2C9_label_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_6A7253F2F0E15ADE8D2D5DBDD749E87E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_6A7253F2F0E15ADE8D2D5DBDD749E87E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevolvingCreditFacilityMember_6A7253F2F0E15ADE8D2D5DBDD749E87E" xlink:to="lab_us-gaap_RevolvingCreditFacilityMember_6A7253F2F0E15ADE8D2D5DBDD749E87E" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongtermDebtTypeAxis_62057B48522920D677797189593E6544_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_9F0CC1EF11AE5DAF8DD00A0BE11914C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term Debt, Type [Axis]</link:label>
    <link:label id="lab_us-gaap_LongtermDebtTypeAxis_62057B48522920D677797189593E6544_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeAxis_9F0CC1EF11AE5DAF8DD00A0BE11914C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_9F0CC1EF11AE5DAF8DD00A0BE11914C8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_9F0CC1EF11AE5DAF8DD00A0BE11914C8" xlink:to="lab_us-gaap_LongtermDebtTypeAxis_9F0CC1EF11AE5DAF8DD00A0BE11914C8" xlink:type="arc" />
    <link:label id="lab_us-gaap_LongtermDebtTypeDomain_E33F66AFE8E7C0C25AE27189593E007A_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_0702E8232DBD587C85A7A6BD75FF2510" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Long-term Debt, Type [Domain]</link:label>
    <link:label id="lab_us-gaap_LongtermDebtTypeDomain_E33F66AFE8E7C0C25AE27189593E007A_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_0702E8232DBD587C85A7A6BD75FF2510" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Debt, Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_0702E8232DBD587C85A7A6BD75FF2510" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_0702E8232DBD587C85A7A6BD75FF2510" xlink:to="lab_us-gaap_LongtermDebtTypeDomain_0702E8232DBD587C85A7A6BD75FF2510" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentAxis_A18C16C0D2A8D27CFBE77189593E805A_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentAxis_201560A6F4F555EA904F1EE4883491A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument [Axis]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentAxis_A18C16C0D2A8D27CFBE77189593E805A_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentAxis_201560A6F4F555EA904F1EE4883491A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_201560A6F4F555EA904F1EE4883491A4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentAxis_201560A6F4F555EA904F1EE4883491A4" xlink:to="lab_us-gaap_DebtInstrumentAxis_201560A6F4F555EA904F1EE4883491A4" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentNameDomain_72D6EA95315F223E2EF17189593E3110_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentNameDomain_D8C02F18EBCC54C69AF4ABDE4F6BF2CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument, Name [Domain]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentNameDomain_72D6EA95315F223E2EF17189593E3110_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentNameDomain_D8C02F18EBCC54C69AF4ABDE4F6BF2CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Name [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_D8C02F18EBCC54C69AF4ABDE4F6BF2CC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_D8C02F18EBCC54C69AF4ABDE4F6BF2CC" xlink:to="lab_us-gaap_DebtInstrumentNameDomain_D8C02F18EBCC54C69AF4ABDE4F6BF2CC" xlink:type="arc" />
    <link:label id="lab_cah_A1.7Notesduefiscal2018Member_92CEF4211067FCFD71D77189593E6357_terseLabel_en-US" xlink:label="lab_cah_A1.7Notesduefiscal2018Member_A8A2805ACE4B5AC799C63925077D0489" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">1.7% Notes due fiscal 2018 [Member]</link:label>
    <link:label id="lab_cah_A1.7Notesduefiscal2018Member_92CEF4211067FCFD71D77189593E6357_label_en-US" xlink:label="lab_cah_A1.7Notesduefiscal2018Member_A8A2805ACE4B5AC799C63925077D0489" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">1.7% Notes due fiscal 2018 [Member]</link:label>
    <link:label id="lab_cah_A1.7Notesduefiscal2018Member_92CEF4211067FCFD71D77189593E6357_documentation_en-US" xlink:label="lab_cah_A1.7Notesduefiscal2018Member_A8A2805ACE4B5AC799C63925077D0489" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">1.7% Notes due fiscal 2018</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_A1.7Notesduefiscal2018Member" xlink:label="loc_cah_A1.7Notesduefiscal2018Member_A8A2805ACE4B5AC799C63925077D0489" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_A1.7Notesduefiscal2018Member_A8A2805ACE4B5AC799C63925077D0489" xlink:to="lab_cah_A1.7Notesduefiscal2018Member_A8A2805ACE4B5AC799C63925077D0489" xlink:type="arc" />
    <link:label id="lab_cah_CommittedReceivablesSalesFacilityProgramMember_D1EF388466DA48FB98D97189593EC83B_terseLabel_en-US" xlink:label="lab_cah_CommittedReceivablesSalesFacilityProgramMember_DC47DC20CE9C5CFB98EA476C7729C653" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Committed Receivables Sales Facility Program [Member]</link:label>
    <link:label id="lab_cah_CommittedReceivablesSalesFacilityProgramMember_D1EF388466DA48FB98D97189593EC83B_label_en-US" xlink:label="lab_cah_CommittedReceivablesSalesFacilityProgramMember_DC47DC20CE9C5CFB98EA476C7729C653" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Committed Receivables Sales Facility Program [Member]</link:label>
    <link:label id="lab_cah_CommittedReceivablesSalesFacilityProgramMember_D1EF388466DA48FB98D97189593EC83B_documentation_en-US" xlink:label="lab_cah_CommittedReceivablesSalesFacilityProgramMember_DC47DC20CE9C5CFB98EA476C7729C653" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Committed receivables sales facility program that exists largely to provide liquidity by selling interests in trade receivables.</link:label>
    <link:loc xlink:href="cah-20180331.xsd#cah_CommittedReceivablesSalesFacilityProgramMember" xlink:label="loc_cah_CommittedReceivablesSalesFacilityProgramMember_DC47DC20CE9C5CFB98EA476C7729C653" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_cah_CommittedReceivablesSalesFacilityProgramMember_DC47DC20CE9C5CFB98EA476C7729C653" xlink:to="lab_cah_CommittedReceivablesSalesFacilityProgramMember_DC47DC20CE9C5CFB98EA476C7729C653" xlink:type="arc" />
    <link:label id="lab_us-gaap_VariableRateAxis_0FB6694EC13EF0958F017189593E9F5B_terseLabel_en-US" xlink:label="lab_us-gaap_VariableRateAxis_AE728905E2E25322B4BB8A59BBCA00A3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Variable Rate [Axis]</link:label>
    <link:label id="lab_us-gaap_VariableRateAxis_0FB6694EC13EF0958F017189593E9F5B_label_en-US" xlink:label="lab_us-gaap_VariableRateAxis_AE728905E2E25322B4BB8A59BBCA00A3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Variable Rate [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="loc_us-gaap_VariableRateAxis_AE728905E2E25322B4BB8A59BBCA00A3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VariableRateAxis_AE728905E2E25322B4BB8A59BBCA00A3" xlink:to="lab_us-gaap_VariableRateAxis_AE728905E2E25322B4BB8A59BBCA00A3" xlink:type="arc" />
    <link:label id="lab_us-gaap_VariableRateDomain_2CBB44016C889C8D12457189593EC8DA_terseLabel_en-US" xlink:label="lab_us-gaap_VariableRateDomain_65C601712DF25C3EAE002C078A48CF61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Variable Rate [Domain]</link:label>
    <link:label id="lab_us-gaap_VariableRateDomain_2CBB44016C889C8D12457189593EC8DA_label_en-US" xlink:label="lab_us-gaap_VariableRateDomain_65C601712DF25C3EAE002C078A48CF61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Variable Rate [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="loc_us-gaap_VariableRateDomain_65C601712DF25C3EAE002C078A48CF61" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VariableRateDomain_65C601712DF25C3EAE002C078A48CF61" xlink:to="lab_us-gaap_VariableRateDomain_65C601712DF25C3EAE002C078A48CF61" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentRedemptionPeriodAxis_54ABC8688B4C63E5418B7189593E784D_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPeriodAxis_F8DF1B8D992C56F1BBF64DE35216B57A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument, Redemption, Period [Axis]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentRedemptionPeriodAxis_54ABC8688B4C63E5418B7189593E784D_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPeriodAxis_F8DF1B8D992C56F1BBF64DE35216B57A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Redemption, Period [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentRedemptionPeriodAxis" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_F8DF1B8D992C56F1BBF64DE35216B57A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_F8DF1B8D992C56F1BBF64DE35216B57A" xlink:to="lab_us-gaap_DebtInstrumentRedemptionPeriodAxis_F8DF1B8D992C56F1BBF64DE35216B57A" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentRedemptionPeriodDomain_8E18CC5D831F4ADE10FE7189593E7AE6_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPeriodDomain_EA0E4C5B14E15AD28B2E8D0589B95100" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument, Redemption, Period [Domain]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentRedemptionPeriodDomain_8E18CC5D831F4ADE10FE7189593E7AE6_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentRedemptionPeriodDomain_EA0E4C5B14E15AD28B2E8D0589B95100" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Redemption, Period [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentRedemptionPeriodDomain" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_EA0E4C5B14E15AD28B2E8D0589B95100" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_EA0E4C5B14E15AD28B2E8D0589B95100" xlink:to="lab_us-gaap_DebtInstrumentRedemptionPeriodDomain_EA0E4C5B14E15AD28B2E8D0589B95100" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentLineItems_6D58CC02BAB0DB96263F7189593E9FF7_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_3C5AAEF882FA5E549D594D0C7319B5B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument [Line Items]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentLineItems_6D58CC02BAB0DB96263F7189593E9FF7_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_3C5AAEF882FA5E549D594D0C7319B5B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_3C5AAEF882FA5E549D594D0C7319B5B5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentLineItems_3C5AAEF882FA5E549D594D0C7319B5B5" xlink:to="lab_us-gaap_DebtInstrumentLineItems_3C5AAEF882FA5E549D594D0C7319B5B5" xlink:type="arc" />
    <link:label id="lab_us-gaap_RepaymentsOfDebt_12E12BCBD641DE5FDF1B7189593E11A1_terseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfDebt_2D9BC14C5E975CF0A7D2B523DB9555C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Repayments of Debt</link:label>
    <link:label id="lab_us-gaap_RepaymentsOfDebt_12E12BCBD641DE5FDF1B7189593E11A1_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfDebt_2D9BC14C5E975CF0A7D2B523DB9555C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Repayments of Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RepaymentsOfDebt" xlink:label="loc_us-gaap_RepaymentsOfDebt_2D9BC14C5E975CF0A7D2B523DB9555C2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfDebt_2D9BC14C5E975CF0A7D2B523DB9555C2" xlink:to="lab_us-gaap_RepaymentsOfDebt_2D9BC14C5E975CF0A7D2B523DB9555C2" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromNotesPayable_192C3661384ECA83E10F7189593E037A_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromNotesPayable_E991BDDEBFB45D5DA6F2DF96B8CA8318" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from Notes Payable</link:label>
    <link:label id="lab_us-gaap_ProceedsFromNotesPayable_192C3661384ECA83E10F7189593E037A_label_en-US" xlink:label="lab_us-gaap_ProceedsFromNotesPayable_E991BDDEBFB45D5DA6F2DF96B8CA8318" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Notes Payable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromNotesPayable" xlink:label="loc_us-gaap_ProceedsFromNotesPayable_E991BDDEBFB45D5DA6F2DF96B8CA8318" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromNotesPayable_E991BDDEBFB45D5DA6F2DF96B8CA8318" xlink:to="lab_us-gaap_ProceedsFromNotesPayable_E991BDDEBFB45D5DA6F2DF96B8CA8318" xlink:type="arc" />
    <link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_A16A1F6F658C5F4A997B7189593E125F_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_0B1D23CC436E5610B21FE1374F072F54" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Maximum Borrowing Capacity</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_A16A1F6F658C5F4A997B7189593E125F_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_0B1D23CC436E5610B21FE1374F072F54" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Maximum Borrowing Capacity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_0B1D23CC436E5610B21FE1374F072F54" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_0B1D23CC436E5610B21FE1374F072F54" xlink:to="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_0B1D23CC436E5610B21FE1374F072F54" xlink:type="arc" />
    <link:label id="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_745EAE8103B98E73DCCB7189593E55C6_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_F28610D9FC2651D89E7038116FF504D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Fair Value of Amount Outstanding</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_745EAE8103B98E73DCCB7189593E55C6_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_F28610D9FC2651D89E7038116FF504D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Fair Value of Amount Outstanding</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding" xlink:label="loc_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_F28610D9FC2651D89E7038116FF504D9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_F28610D9FC2651D89E7038116FF504D9" xlink:to="lab_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_F28610D9FC2651D89E7038116FF504D9" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtAndCapitalLeaseObligations_0E34F5EC18D50B5E8C707189593EFE9F_terseLabel_en-US" xlink:label="lab_us-gaap_DebtAndCapitalLeaseObligations_63170DD741485DB9B4333FB739A902C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt and Capital Lease Obligations</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_DebtAndCapitalLeaseObligations_63170DD741485DB9B4333FB739A902C3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtAndCapitalLeaseObligations_63170DD741485DB9B4333FB739A902C3" xlink:to="lab_us-gaap_DebtAndCapitalLeaseObligations_63170DD741485DB9B4333FB739A902C3" xlink:type="arc" />
    <link:label id="lab_us-gaap_EmployeeSeveranceMember_4E24A5A3D1C6E72F5CB7C162B16EBDD5_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeSeveranceMember_374F4BC1B30E5D769D9B45AFDD58B787" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employee- Related Costs</link:label>
    <link:label id="lab_us-gaap_EmployeeSeveranceMember_4E24A5A3D1C6E72F5CB7C162B16EBDD5_label_en-US" xlink:label="lab_us-gaap_EmployeeSeveranceMember_374F4BC1B30E5D769D9B45AFDD58B787" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employee Severance [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EmployeeSeveranceMember" xlink:label="loc_us-gaap_EmployeeSeveranceMember_374F4BC1B30E5D769D9B45AFDD58B787" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeSeveranceMember_374F4BC1B30E5D769D9B45AFDD58B787" xlink:to="lab_us-gaap_EmployeeSeveranceMember_374F4BC1B30E5D769D9B45AFDD58B787" xlink:type="arc" />
    <link:label id="lab_us-gaap_FacilityClosingMember_431A7D0222B5F5327D4EC162B16E144D_terseLabel_en-US" xlink:label="lab_us-gaap_FacilityClosingMember_10D2A903CF585D93821E2CC5196CDC77" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Facility Exit and Other Costs</link:label>
    <link:label id="lab_us-gaap_FacilityClosingMember_431A7D0222B5F5327D4EC162B16E144D_label_en-US" xlink:label="lab_us-gaap_FacilityClosingMember_10D2A903CF585D93821E2CC5196CDC77" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Facility Closing [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FacilityClosingMember" xlink:label="loc_us-gaap_FacilityClosingMember_10D2A903CF585D93821E2CC5196CDC77" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FacilityClosingMember_10D2A903CF585D93821E2CC5196CDC77" xlink:to="lab_us-gaap_FacilityClosingMember_10D2A903CF585D93821E2CC5196CDC77" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringReserveRollForward_AE0A8DD46233AC9CA42CC162B171E7DC_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringReserveRollForward_0F4BBBE477055997AB3BA399A8424B15" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring Reserve [Roll Forward]</link:label>
    <link:label id="lab_us-gaap_RestructuringReserveRollForward_AE0A8DD46233AC9CA42CC162B171E7DC_label_en-US" xlink:label="lab_us-gaap_RestructuringReserveRollForward_0F4BBBE477055997AB3BA399A8424B15" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Reserve [Roll Forward]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringReserveRollForward" xlink:label="loc_us-gaap_RestructuringReserveRollForward_0F4BBBE477055997AB3BA399A8424B15" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringReserveRollForward_0F4BBBE477055997AB3BA399A8424B15" xlink:to="lab_us-gaap_RestructuringReserveRollForward_0F4BBBE477055997AB3BA399A8424B15" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringReserve_02FA39494BB9FC697076C162B1723895_periodStartLabel_en-US" xlink:label="lab_us-gaap_RestructuringReserve_985A8814075A50B4856A388393DE2E2A" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Beginning Balance</link:label>
    <link:label id="lab_us-gaap_RestructuringReserve_02FA39494BB9FC697076C162B1723895_label_en-US" xlink:label="lab_us-gaap_RestructuringReserve_985A8814075A50B4856A388393DE2E2A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Reserve</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringReserve" xlink:label="loc_us-gaap_RestructuringReserve_985A8814075A50B4856A388393DE2E2A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringReserve_985A8814075A50B4856A388393DE2E2A" xlink:to="lab_us-gaap_RestructuringReserve_985A8814075A50B4856A388393DE2E2A" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringCosts_D0718DA9D0100E2BA5B5C162B1731AF9_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCosts_F9E4320C833D5BBF9F2905C1175A1203" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additions</link:label>
    <link:label id="lab_us-gaap_RestructuringCosts_D0718DA9D0100E2BA5B5C162B1731AF9_label_en-US" xlink:label="lab_us-gaap_RestructuringCosts_F9E4320C833D5BBF9F2905C1175A1203" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Costs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringCosts" xlink:label="loc_us-gaap_RestructuringCosts_F9E4320C833D5BBF9F2905C1175A1203" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCosts_F9E4320C833D5BBF9F2905C1175A1203" xlink:to="lab_us-gaap_RestructuringCosts_F9E4320C833D5BBF9F2905C1175A1203" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsForRestructuring_AFC30916FB647296FD4BC162B174F77A_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRestructuring_8E8BE8125EDE5DE68F7754CDA6D7C87A" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Payments and other adjustments</link:label>
    <link:label id="lab_us-gaap_PaymentsForRestructuring_AFC30916FB647296FD4BC162B174F77A_label_en-US" xlink:label="lab_us-gaap_PaymentsForRestructuring_8E8BE8125EDE5DE68F7754CDA6D7C87A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments for Restructuring</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsForRestructuring" xlink:label="loc_us-gaap_PaymentsForRestructuring_8E8BE8125EDE5DE68F7754CDA6D7C87A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsForRestructuring_8E8BE8125EDE5DE68F7754CDA6D7C87A" xlink:to="lab_us-gaap_PaymentsForRestructuring_8E8BE8125EDE5DE68F7754CDA6D7C87A" xlink:type="arc" />
    <link:label id="lab_us-gaap_RestructuringReserve_F19A9D1F77327F40C975C162B17581FF_periodEndLabel_en-US" xlink:label="lab_us-gaap_RestructuringReserve_0EF3232657AE50B789DE17964D1A7198" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Ending Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RestructuringReserve" xlink:label="loc_us-gaap_RestructuringReserve_0EF3232657AE50B789DE17964D1A7198" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringReserve_0EF3232657AE50B789DE17964D1A7198" xlink:to="lab_us-gaap_RestructuringReserve_0EF3232657AE50B789DE17964D1A7198" xlink:type="arc" />
    <link:label id="lab_us-gaap_OwnershipAxis_68E4A9128B3E7597CB2A71895984B46E_terseLabel_en-US" xlink:label="lab_us-gaap_OwnershipAxis_9FF599B92F85559D825BBEB2C2F40AA8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ownership [Axis]</link:label>
    <link:label id="lab_us-gaap_OwnershipAxis_68E4A9128B3E7597CB2A71895984B46E_label_en-US" xlink:label="lab_us-gaap_OwnershipAxis_9FF599B92F85559D825BBEB2C2F40AA8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Ownership [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OwnershipAxis" xlink:label="loc_us-gaap_OwnershipAxis_9FF599B92F85559D825BBEB2C2F40AA8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OwnershipAxis_9FF599B92F85559D825BBEB2C2F40AA8" xlink:to="lab_us-gaap_OwnershipAxis_9FF599B92F85559D825BBEB2C2F40AA8" xlink:type="arc" />
    <link:label id="lab_us-gaap_OwnershipDomain_6421010C130D8FD0A38671895984F7FF_terseLabel_en-US" xlink:label="lab_us-gaap_OwnershipDomain_D15D61F93A275A3791CA2CDCB80A4772" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ownership [Domain]</link:label>
    <link:label id="lab_us-gaap_OwnershipDomain_6421010C130D8FD0A38671895984F7FF_label_en-US" xlink:label="lab_us-gaap_OwnershipDomain_D15D61F93A275A3791CA2CDCB80A4772" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Ownership [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OwnershipDomain" xlink:label="loc_us-gaap_OwnershipDomain_D15D61F93A275A3791CA2CDCB80A4772" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OwnershipDomain_D15D61F93A275A3791CA2CDCB80A4772" xlink:to="lab_us-gaap_OwnershipDomain_D15D61F93A275A3791CA2CDCB80A4772" xlink:type="arc" />
    <link:label id="lab_us-gaap_StatementClassOfStockAxis_31E95BC0F7AAF8EDB23E71895984ACEA_terseLabel_en-US" xlink:label="lab_us-gaap_StatementClassOfStockAxis_5A69E27992E050C6A00ED2B4DBA2D908" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Class of Stock [Axis]</link:label>
    <link:label id="lab_us-gaap_StatementClassOfStockAxis_31E95BC0F7AAF8EDB23E71895984ACEA_label_en-US" xlink:label="lab_us-gaap_StatementClassOfStockAxis_5A69E27992E050C6A00ED2B4DBA2D908" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Class of Stock [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_5A69E27992E050C6A00ED2B4DBA2D908" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementClassOfStockAxis_5A69E27992E050C6A00ED2B4DBA2D908" xlink:to="lab_us-gaap_StatementClassOfStockAxis_5A69E27992E050C6A00ED2B4DBA2D908" xlink:type="arc" />
    <link:label id="lab_us-gaap_ClassOfStockDomain_5FD24D870CE42E8DC8E871895984B426_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfStockDomain_4D3D2DD271755AD8BFC248A8A228DDC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Class of Stock [Domain]</link:label>
    <link:label id="lab_us-gaap_ClassOfStockDomain_5FD24D870CE42E8DC8E871895984B426_label_en-US" xlink:label="lab_us-gaap_ClassOfStockDomain_4D3D2DD271755AD8BFC248A8A228DDC8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Class of Stock [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_4D3D2DD271755AD8BFC248A8A228DDC8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfStockDomain_4D3D2DD271755AD8BFC248A8A228DDC8" xlink:to="lab_us-gaap_ClassOfStockDomain_4D3D2DD271755AD8BFC248A8A228DDC8" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_1FD13400DCBB45CA3AD1718959848823_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_F061C73BA77E5E629CD89E1A66373BEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_1FD13400DCBB45CA3AD1718959848823_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_F061C73BA77E5E629CD89E1A66373BEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_F061C73BA77E5E629CD89E1A66373BEB" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_F061C73BA77E5E629CD89E1A66373BEB" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_F061C73BA77E5E629CD89E1A66373BEB" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_E861969BBFCBF60A301071895984649A_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_07FB415E35E45202B611AAF5593D474F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_E861969BBFCBF60A301071895984649A_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_07FB415E35E45202B611AAF5593D474F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_07FB415E35E45202B611AAF5593D474F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_07FB415E35E45202B611AAF5593D474F" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_07FB415E35E45202B611AAF5593D474F" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_8D17D56D995A843DEBA5718959848B56_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_95D01943D5AD501AB94EC068EF85FDB7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_8D17D56D995A843DEBA5718959848B56_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_95D01943D5AD501AB94EC068EF85FDB7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_95D01943D5AD501AB94EC068EF85FDB7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_95D01943D5AD501AB94EC068EF85FDB7" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_95D01943D5AD501AB94EC068EF85FDB7" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_0EE19308DC0244B45AE971895985C099_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_E9EFCEBAAE705C97A817CE37C3B1AD03" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_0EE19308DC0244B45AE971895985C099_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_E9EFCEBAAE705C97A817CE37C3B1AD03" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_E9EFCEBAAE705C97A817CE37C3B1AD03" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_E9EFCEBAAE705C97A817CE37C3B1AD03" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_E9EFCEBAAE705C97A817CE37C3B1AD03" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_12311190C18053FB3323718959854CB2_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_A7D5C92B75055BB7A9F442D90CFA13B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_12311190C18053FB3323718959854CB2_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_A7D5C92B75055BB7A9F442D90CFA13B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_A7D5C92B75055BB7A9F442D90CFA13B5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_A7D5C92B75055BB7A9F442D90CFA13B5" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_A7D5C92B75055BB7A9F442D90CFA13B5" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_2B77553EDF6CAC28A42671895985902C_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_CEE6E288D9A554E98523B18859BEDD48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_2B77553EDF6CAC28A42671895985902C_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_CEE6E288D9A554E98523B18859BEDD48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_CEE6E288D9A554E98523B18859BEDD48" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_CEE6E288D9A554E98523B18859BEDD48" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_CEE6E288D9A554E98523B18859BEDD48" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_F6926FFE8A18704274D0718959850EF3_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_3FF1DB4E0E215C6B879945C18C48703A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_F6926FFE8A18704274D0718959850EF3_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_3FF1DB4E0E215C6B879945C18C48703A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_3FF1DB4E0E215C6B879945C18C48703A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_3FF1DB4E0E215C6B879945C18C48703A" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_3FF1DB4E0E215C6B879945C18C48703A" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilitiesNoncurrent_3835A27927B02502FABA718959856273_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilitiesNoncurrent_BCAE49D7843A5B2FAC6BC52103C9E515" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilitiesNoncurrent_3835A27927B02502FABA718959856273_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilitiesNoncurrent_BCAE49D7843A5B2FAC6BC52103C9E515" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilitiesNoncurrent" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilitiesNoncurrent_BCAE49D7843A5B2FAC6BC52103C9E515" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilitiesNoncurrent_BCAE49D7843A5B2FAC6BC52103C9E515" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilitiesNoncurrent_BCAE49D7843A5B2FAC6BC52103C9E515" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_72DBEB79BEDAE2A8D34D71895985758F_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_56099184A96F52D9BFDCC33FA4041FA6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_72DBEB79BEDAE2A8D34D71895985758F_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_56099184A96F52D9BFDCC33FA4041FA6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_56099184A96F52D9BFDCC33FA4041FA6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_56099184A96F52D9BFDCC33FA4041FA6" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_56099184A96F52D9BFDCC33FA4041FA6" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_4679A379493F70A74E4F718959859F15_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_34C16C90D8E75E3E9C7C3EE67AE4A2C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_4679A379493F70A74E4F718959859F15_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_34C16C90D8E75E3E9C7C3EE67AE4A2C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_34C16C90D8E75E3E9C7C3EE67AE4A2C5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_34C16C90D8E75E3E9C7C3EE67AE4A2C5" xlink:to="lab_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_34C16C90D8E75E3E9C7C3EE67AE4A2C5" xlink:type="arc" />
    <link:label id="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_237726ACFA5DBDA991BF71895985E21C_terseLabel_en-US" xlink:label="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_C1F1E0DA966053B5B603EA8AE0364485" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquired Finite-lived Intangible Assets, Weighted Average Useful Life</link:label>
    <link:label id="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_237726ACFA5DBDA991BF71895985E21C_label_en-US" xlink:label="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_C1F1E0DA966053B5B603EA8AE0364485" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Acquired Finite-lived Intangible Assets, Weighted Average Useful Life</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_C1F1E0DA966053B5B603EA8AE0364485" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_C1F1E0DA966053B5B603EA8AE0364485" xlink:to="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_C1F1E0DA966053B5B603EA8AE0364485" xlink:type="arc" />
  </link:labelLink>
</link:linkbase>
