XML 69 R40.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Restructuring and Employee Severance Narative (Details) - USD ($) $ in Millions |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Jan. 03, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2017 | Dec. 31, 2016
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Facility Exit and Other Costs |  | $ 6 | $ 1 | $ 134 | $ 3
Cash Paid For Contract Termination |  | $ 65 |  |  |
Medline |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Facility Exit and Other Costs |  |  |  | $ 125 |
Subsequent Event |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Cash Paid For Contract Termination | $ 60 |  |  |  |

X
- Definition Cash Paid For Contract Termination + References No definition available. + Details
Name: | cah_CashPaidForContractTermination
Namespace Prefix: | cah_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition 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. + References No definition available. + Details
Name: | cah_FacilityExitAndOtherCosts
Namespace Prefix: | cah_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | cah_ContractTerminationAxis=cah_DistributorContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |