Acquisitions (Summary of Purchase Price Allocations) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Apr. 02, 2013 AkzoNobel NA Architectural coatings acquisition [Member]
Business Combination, Separately Recognized Transactions [Line Items]
Cash		$ 6		$ 14
Current assets		131		555
Property, plant, and equipment		79		189
Goodwill		24		257
Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets				174
Other non-current assets		19		32
Total assets		285		1,403
Business Acquisition, Pro Forma Revenue	4,004	7,798	7,691
Business Acquisition, Purchase Price Allocation, Intangible Assets Other than Goodwill		26		196
Purchase price		207		957
Net assets		82		957
Short-term debt		(110)
Current liabilities		(64)		(335)
Business Acquisition, Purchase Price Allocation, Noncurrent Liability Accrued Pension				(29)
Business Acquisition, Purchase Price Allocation, Long-term post-retirement benefit obligations, Other than pension				(40)
Long-term debt		(10)
Other long-term liabilities		(19)		(42)
Total purchase price including cash in escrow and contingent payments		$ 82