Business Segments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Sales:
Net Sales	$ 5,150	$ 5,620	$ 10,683	$ 11,022
Segment Operating Income:
Operating Income (Loss)	336	382	628	709
Less:
Rationalizations (Note 2)	26	46	41	55
Interest expense	83	81	184	155
Other expense	37	48	129	52
Asset write-offs and accelerated depreciation	4	25	6	34
Corporate incentive compensation plans	15	21	22	35
Pension/curtailments/settlements	0	11	0	11
Intercompany profit elimination	(9)	2	1	11
Retained expenses of divested operations	5	11	9	15
Other	9	17	14	35
Income before income taxes	166	120	222	306
North American Tire [Member]
Sales:
Net Sales	2,451	2,411	4,948	4,718
Segment Operating Income:
Operating Income (Loss)	188	137	268	177
Less:
Rationalizations (Note 2)	13	34	19	40
Asset write-offs and accelerated depreciation	0	24	0	32
Europe, Middle East and Africa Tire [Member]
Sales:
Net Sales	1,596	1,943	3,534	3,902
Segment Operating Income:
Operating Income (Loss)	19	126	109	279
Less:
Rationalizations (Note 2)	5	6	10	7
Latin American Tire [Member]
Sales:
Net Sales	503	640	1,024	1,225
Segment Operating Income:
Operating Income (Loss)	58	54	113	121
Less:
Rationalizations (Note 2)	0	0	2	0
Asia Pacific Tire [Member]
Sales:
Net Sales	600	626	1,177	1,177
Segment Operating Income:
Operating Income (Loss)	71	65	138	132
Less:
Rationalizations (Note 2)	8	6	10	8
Asset write-offs and accelerated depreciation	$ 4	$ 1	$ 6	$ 2