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Income Taxes - Open Tax Years by Major Jurisdiction (Detail) | 12 Months Ended
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Dec. 31, 2012
Germany [Member] |
Open Tax Years By Major Jurisdiction [Line Items] |
Open tax years by major jurisdiction | 2006
Italy [Member] |
Open Tax Years By Major Jurisdiction [Line Items] |
Open tax years by major jurisdiction | 2007
Japan [Member] |
Open Tax Years By Major Jurisdiction [Line Items] |
Open tax years by major jurisdiction | 2010
Korea [Member] |
Open Tax Years By Major Jurisdiction [Line Items] |
Open tax years by major jurisdiction | 2008
United States [Member] |
Open Tax Years By Major Jurisdiction [Line Items] |
Open tax years by major jurisdiction | 2009

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- Definition Income Tax Examination Years Under Examinations + References No definition available. + Details
Name: | itt_IncomeTaxExaminationYearsUnderExaminations
Namespace Prefix: | itt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | itt_OpenTaxYearsByMajorJurisdictionLineItems
Namespace Prefix: | itt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration