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Goodwill and Intangible Assets (Schedule of Changes in Carrying Amount of Goodwill) (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
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Mar. 31, 2015
Goodwill [Roll Forward] |
Beginning Balance | $ 1,321,277 us-gaap_Goodwill
Foreign currency translation | (27,509)us-gaap_GoodwillTranslationAdjustments
Ending Balance | 1,293,768 us-gaap_Goodwill
IPO reporting units, fair value, percent grader than carrying value | 15.00%iex_IPOReportingUnitsFairValuePercentGraderthanCarryingValue
Fluid & Metering Technologies |
Goodwill [Roll Forward] |
Beginning Balance | 524,149 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = iex_FluidAndMeteringTechnologiesMember
Foreign currency translation | (9,388)us-gaap_GoodwillTranslationAdjustments / us-gaap_StatementBusinessSegmentsAxis = iex_FluidAndMeteringTechnologiesMember
Ending Balance | 514,761 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = iex_FluidAndMeteringTechnologiesMember
Health & Science Technologies |
Goodwill [Roll Forward] |
Beginning Balance | 563,465 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = iex_HealthAndScienceTechnologiesMember
Foreign currency translation | (5,209)us-gaap_GoodwillTranslationAdjustments / us-gaap_StatementBusinessSegmentsAxis = iex_HealthAndScienceTechnologiesMember
Ending Balance | 558,256 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = iex_HealthAndScienceTechnologiesMember
Fire & Safety/Diversified Products |
Goodwill [Roll Forward] |
Beginning Balance | 233,663 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = iex_FireAndSafetyDiversifiedProductsMember
Foreign currency translation | (12,912)us-gaap_GoodwillTranslationAdjustments / us-gaap_StatementBusinessSegmentsAxis = iex_FireAndSafetyDiversifiedProductsMember
Ending Balance | $ 220,751 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = iex_FireAndSafetyDiversifiedProductsMember

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Definition Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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