Commitments and Contingencies (Details) (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Accrual for Environmental Loss Contingencies Disclosure [Abstract]
Accrual for Environmental Remediation	$ 29,000,000	$ 32,000,000
Environmental Remediation Accrual for Various Superfund Sites	5,000,000	7,000,000
The minimum annual rental commitments, net of amounts due under subleases, year one	148,000,000
The minimum annual rental commitments, net of amounts due under subleases, year two	112,000,000
The minimum annual rental commitments, net of amounts due under subleases, year three	91,000,000
The minimum annual rental commitments, net of amounts due under subleases, year four	70,000,000
The minimum annual rental commitments, net of amounts due under subleases, year five	33,000,000
The minimum annual rental commitments, net of amounts due under subleases, thereafter	124,000,000
Outstanding commitments for purchase obligations related to capital expenditures and inventory	2,100,000,000
Rent expense, which generally includes transportation equipment and warehouse facilities	401,000,000	355,000,000	241,000,000
Off-balance sheet arrangements related to letters of credit and other bank issued guarantees, total	$ 1,300,000,000