Environmental Matters, Litigation and Product Warranties (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2011 Year Claim State	Sep. 30, 2010
Warranty accrual rollforward
Product Warranty Accrual, beginning balance	$ 33	$ 32
Product warranty accrual, warranties issued	7	13
Reductions for payments made	(13)	(12)
Product Warranty Accrual, ending balance	27	33
Environmental Matters, Litigation and Product Warranties (Textual) [Abstract]
Environmental remediation accrual, discounted basis	18
Portion of environmental remediation costs recorded in other current liability	5
Portion of environmental remediation costs recorded in deferred credits and other liabilities	13
Weighted average discount rate	1.90%
Environmental remediation accrual, undiscounted basis	$ 21
Number of states for which we are subject to an audit with respect to payment of unclaimed property	11
Number of years subject to audit with respect to payment of unclaimed property	30 years
Number of complaints filed alleging exposure to asbestos from the product categories	20,000
Current docket of active and inactive cases nationwide relating to alleged exposure to asbestos from the product categories	less than 500 cases
Number of defendants in many asbestos related cases	exceeding 100 defendants