XML 16 R55.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Fair Value Measurements (Schedule of Company Financial Assets and Liabilities at Fair Value on Recurring Basis) (Detail) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Money market investment | $ 27,933 iex_MoneyMarketInvestmentFairValueDisclosure | $ 21,094 iex_MoneyMarketInvestmentFairValueDisclosure
Available for sale securities | 5,079 us-gaap_AvailableForSaleSecurities | 4,513 us-gaap_AvailableForSaleSecurities
Fair Value, Inputs, Level 1 |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Money market investment | 27,933 iex_MoneyMarketInvestmentFairValueDisclosure / iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis = us-gaap_FairValueInputsLevel1Member | 21,094 iex_MoneyMarketInvestmentFairValueDisclosure / iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis = us-gaap_FairValueInputsLevel1Member
Available for sale securities | 5,079 us-gaap_AvailableForSaleSecurities / iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis = us-gaap_FairValueInputsLevel1Member | 4,513 us-gaap_AvailableForSaleSecurities / iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis = us-gaap_FairValueInputsLevel1Member
Fair Value, Inputs, Level 2 |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Money market investment | 0 iex_MoneyMarketInvestmentFairValueDisclosure / iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis = us-gaap_FairValueInputsLevel2Member | 0 iex_MoneyMarketInvestmentFairValueDisclosure / iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis = us-gaap_FairValueInputsLevel2Member
Available for sale securities | 0 us-gaap_AvailableForSaleSecurities / iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis = us-gaap_FairValueInputsLevel2Member | 0 us-gaap_AvailableForSaleSecurities / iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis = us-gaap_FairValueInputsLevel2Member
Fair Value, Inputs, Level 3 |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Money market investment | 0 iex_MoneyMarketInvestmentFairValueDisclosure / iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis = us-gaap_FairValueInputsLevel3Member | 0 iex_MoneyMarketInvestmentFairValueDisclosure / iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis = us-gaap_FairValueInputsLevel3Member
Available for sale securities | $ 0 us-gaap_AvailableForSaleSecurities / iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis = us-gaap_FairValueInputsLevel3Member | $ 0 us-gaap_AvailableForSaleSecurities / iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis = us-gaap_FairValueInputsLevel3Member

X
- Details
Name: | iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisLineItems
Namespace Prefix: | iex_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Money market investment fair value disclosure + References No definition available. + Details
Name: | iex_MoneyMarketInvestmentFairValueDisclosure
Namespace Prefix: | iex_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 + Details
Name: | us-gaap_AvailableForSaleSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | iex_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisDisclosureItemAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |