Accrued and Other Current Liabilities (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011	Sep. 30, 2011	Dec. 31, 2010
Accrued and Other Current Liabilities
Compensation and other employee-benefits	$ 195	$ 211
Customer-related liabilities	50	53
Accrued warranty costs	41	42	35	38
Accrued income taxes	72	77
Deferred income tax liability	8	8
Other accrued liabilities	90	99
Total accrued and other current liabilities	$ 456	$ 490