Restructuring Accruals (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jun. 30, 2012	Mar. 31, 2012	Jun. 30, 2011	Mar. 31, 2011	Jun. 30, 2012 Strategic Footprint Review	Mar. 31, 2012 Strategic Footprint Review	Jun. 30, 2011 Strategic Footprint Review	Mar. 31, 2011 Strategic Footprint Review	Jun. 30, 2012 Asia Pacific Restructuring	Mar. 31, 2012 Asia Pacific Restructuring	Jun. 30, 2011 Asia Pacific Restructuring	Mar. 31, 2011 Asia Pacific Restructuring	Jun. 30, 2012 Other Restructuring Actions	Mar. 31, 2012 Other Restructuring Actions	Jun. 30, 2011 Other Restructuring Actions	Dec. 31, 2010 Other Restructuring Actions
Restructuring reserve
Restructuring reserve balance at beginning of period	$ 76	$ 103	$ 85	$ 79	$ 35	$ 37	$ 50	$ 52	$ 6	$ 17	$ 8		$ 35	$ 49	$ 27	$ 27
Restructuring charge reserve			4	8	(1)				(1)		4	8	2
Net cash paid, principally severance and related benefits	(10)	(30)	(9)	(4)	(1)	(2)	(2)	(4)	(2)	(11)	(7)		(7)	(17)
Write-down of assets to net realizable value	(2)												(2)
Other, including foreign exchange translation	(8)	3	(2)	2	(4)			2					(4)	3	(2)
Restructuring reserve balance at end of period	$ 56	$ 76	$ 78	$ 85	$ 29	$ 35	$ 48	$ 50	$ 3	$ 6	$ 5	$ 8	$ 24	$ 35	$ 25	$ 27