Business Segments (Details 4) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Asset write-offs and accelerated depreciation:
Total Segment Asset Write-offs and Accelerated Depreciation	$ 50	$ 15	$ 43
North American Tire [Member]
Asset write-offs and accelerated depreciation:
Total Segment Asset Write-offs and Accelerated Depreciation	43	2	16
Europe, Middle East and Africa Tire [Member]
Asset write-offs and accelerated depreciation:
Total Segment Asset Write-offs and Accelerated Depreciation	0	1	1
Latin American Tire [Member]
Asset write-offs and accelerated depreciation:
Total Segment Asset Write-offs and Accelerated Depreciation	0	0	0
Asia Pacific Tire [Member]
Asset write-offs and accelerated depreciation:
Total Segment Asset Write-offs and Accelerated Depreciation	$ 7	$ 12	$ 26