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v2.4.1.9

Restructuring Actions - Additional Information (Details) | 12 Months Ended
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Dec. 31, 2014 Employees | Dec. 31, 2013 Employees
Restructuring Cost and Reserve [Line Items] |  |
Number of positions eliminated | 420 us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminated | 178 us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminated
Interconnect Solutions [Member] |  |
Restructuring Cost and Reserve [Line Items] |  |
Number of positions eliminated | 320 us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminated / us-gaap_StatementBusinessSegmentsAxis = itt_InterconnectSolutionsMember | 180 us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminated / us-gaap_StatementBusinessSegmentsAxis = itt_InterconnectSolutionsMember

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- Definition The number of positions eliminated during the period as a result of restructuring activities. + References No definition available. + Details
Name: | us-gaap_RestructuringAndRelatedCostNumberOfPositionsEliminated
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=itt_InterconnectSolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |