Related Party Transactions and Parent Company Equity (Details) (ITT [Member], USD $) In Millions, unless otherwise specified	3 Months Ended
	Dec. 31, 2012
ITT [Member]
Related Party Transaction
Intercompany dividends	$ (87)
Cash pooling and general financing activities	(1,355)
Corporate allocations including income taxes	182
Contribution of assets and liabilities upon spin-off	20
Total net transfers from/(to) parent	$ (1,240)