Goodwill and Intangible Assets (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Goodwill [Roll Forward]
Beginning Balance	$ 683	$ 706
Divestitures	(2)	(1)
Translation	(27)	(22)
Ending Balance	654	683
North American Tire [Member]
Goodwill [Roll Forward]
Beginning Balance	94	94
Divestitures	(1)	0
Translation	0	0
Ending Balance	93	94
Europe, Middle East and Africa Tire [Member]
Goodwill [Roll Forward]
Beginning Balance	509	539
Divestitures	(1)	(1)
Translation	(24)	(29)
Ending Balance	484	509
Asia Pacific Tire [Member]
Goodwill [Roll Forward]
Beginning Balance	80	73
Divestitures	0	0
Translation	(3)	7
Ending Balance	$ 77	$ 80