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SEGMENT INFORMATION - Additional Information (Detail) (USD $) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2013 Segment | Dec. 31, 2012 Motion Technologies [Member] | Dec. 31, 2012 Control Technologies [Member]
Segment Reporting Information [Line Items] |  |  |
Assets reclassified to corporate and other |  | $ 56,000,000 | $ 14,900,000.0
Number of reportable segments | 4 |  |

X
- Definition Asset reclassification to corporate and other related to the elimination of investments in ITT subsidiaries. + References No definition available. + Details
Name: | itt_Assetreclassificationtocorporateandother
Namespace Prefix: | itt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
Name: | us-gaap_NumberOfReportableSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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