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Long-Term Incentive Employee Compensation - Long-Term Incentive Employee Compensation Costs (Detail) (USD $) In Millions, unless otherwise specified | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |  |  |
Share-based compensation expense, equity-based awards | $ 14.0 us-gaap_AllocatedShareBasedCompensationExpense | $ 13.3 us-gaap_AllocatedShareBasedCompensationExpense | $ 12.9 us-gaap_AllocatedShareBasedCompensationExpense
Share-based compensation expense, liability-based awards | 3.1 itt_Sharebasedcompensationcostsliabilitybasedawards | 3.8 itt_Sharebasedcompensationcostsliabilitybasedawards | 1.9 itt_Sharebasedcompensationcostsliabilitybasedawards
Total share-based compensation expense in operating income (loss) | $ 17.1 itt_SharebasedcompensationcostsTotal | $ 17.1 itt_SharebasedcompensationcostsTotal | $ 14.8 itt_SharebasedcompensationcostsTotal

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- Definition Represents the expense recognized during the period arising from liability-based stock compensation arrangements (stock compensation arrangements settled in cash) with employees, directors and certain consultants qualifying for treatment as employees. + References No definition available. + Details
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- Definition Represents the total FAS 123R expense recognized during the period arising from both share-based and liability-based compensation arrangements with employees, directors and certain consultants qualifying for treatment as employees. + References No definition available. + Details
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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- Details
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