Long-Term Incentive Employee Compensation - Additional Information (Detail) (USD $)	12 Months Ended			10 Months Ended		12 Months Ended					12 Months Ended					12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Oct. 31, 2011 Employee Stock Option [Member]	Oct. 31, 2011 Restricted Stock [Member]	Dec. 31, 2013 Options granted between 2004 and 2009 [Member]	Dec. 31, 2013 Options granted prior to 2004, during 2010 and 2011 [Member]	Dec. 31, 2013 RSUs [Member]	Mar. 05, 2013 RSUs [Member]	Dec. 31, 2013 PSUs [Member]	Dec. 31, 2013 TSR Plan Awards [Member]	Mar. 05, 2013 TSR Plan Awards [Member]	Dec. 31, 2012 TSR Plan Awards [Member]	Dec. 31, 2011 TSR Plan Awards [Member]	Oct. 31, 2011 TSR Plan Awards [Member]	Dec. 31, 2011 Discontinued Operations [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares initially available for awards under this Stock Option plan	4,600,000
Share available for future grant under stock option	40,200,000
Unrecognized compensation cost related to unvested options and restricted stock	$ 18,700,000
Unrecognized compensation cost weighted average amortization period (years)	2 years 1 month 6 days
Unrecognized compensation costs related to liability-based awards	4,200,000
Unrecognized compensation cost weighted average period to be recognized	1 year 7 months 6 days
Option Modification Charge	200,000	500,000	7,900,000													3,200,000
Share Based Compensation Arrangement By Share Based Payment Award Options And Shares Transferred And Cancelled In Period				1,200,000	500,000
Share-based compensation, vesting period	3 years					3 years
Options granted awards with a contractual term	6 years					7 years	10 years
Contractual period						7 years	10 years
Intrinsic value of options exercised	26,300,000	24,700,000	29,800,000
Cash received from the exercise of stock options	34,800,000	58,000,000	61,600,000
Tax benefit realized from stock option exercises and restricted stock lapses	13,400,000	11,000,000	16,700,000
Excess Tax benefit from stock activity	8,700,000	6,400,000	7,200,000
ITT's closing stock price	$ 43.42
Exercisable options out of the money	0
Total number of stock option expected to vest	2,600,000
Weighted average price of stock options expected to vest	$ 20.37
Aggregate intrinsic value of stock options expected to vest	60,600,000
Weighted average remaining contractual life stock option expected to vest	5 years 1 month 6 days
Dividend yield	1.50%	1.60%						1.49%			1.49%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend								$ 0.40			$ 0.40
Share Price									$ 26.76			$ 26.76
Total number of shares expected to vest								900,000		300,000
Performance period for measuring fair value of outstanding awards	3 years
Cash payments to settle awards											0		0	0
Estimated equity award liability											3,800,000
Deferred compensation cost															$ 2,200,000