Segment Information (Reconciliation of Other Items) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Segment Reporting Information [Line Items]
Depreciation and amortization	$ 1,713	[1]	$ 1,560	[1]	$ 1,380	[1]
Equity in earnings of affiliates	102	[1]	192	[1]	177	[1]
Affiliate net assets	1,163	[1]	1,117	[1]	1,041	[1]
Purchases of property, plant and equipment	1,793	[1]	1,843	[1]	1,508	[1]
Operating Segments [Member]
Segment Reporting Information [Line Items]
Depreciation and amortization	1,442		1,273		1,094
Equity in earnings of affiliates	99		191		178
Affiliate net assets	1,468		1,371		1,348
Purchases of property, plant and equipment	1,431		1,530		1,300
Significant Reconciling Items [Member]
Segment Reporting Information [Line Items]
Depreciation and amortization	271	[1]	287	[1]	286	[1]
Equity in earnings of affiliates	3	[1]	1	[1]	(1)	[1]
Affiliate net assets	(305)	[1]	(254)	[1]	(307)	[1]
Purchases of property, plant and equipment	$ 362	[1]	$ 313	[1]	$ 208	[1]

[1] See Note 1 for additional information on the presentation of the Performance Coatings business which met the criteria for discontinued operations during 2012.