Guarantees (Details) (USD $) In Millions	6 Months Ended
Jun. 30, 2011
Guarantees (Textuals) [Abstract]
Aircraft purchase from the lessor	$ 50
Leaseback agreement and the associated residual value guarantee charge	3
Realization of previously recognized loss on leaseback agreement and the associated residual value guarantee charge	$ 22

Name:

itt_ReazationOfPreviouslyRecognizedLossOnLeasebackAgreementAndAssociatedResidualValueGuaranteeCharge

Namespace Prefix:

itt

Data Type:

xbrli:monetaryItemType

Balance Type:

credit

Period Type:

duration