Costs Associated with Rationalization Programs (Details 1) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Restructuring Reserve [Roll Forward]
Beginning Balance			$ 184
2012 Charges	27	46	43	57
Incurred			(50)
Reversed to the statement of operations	(1)	0	(2)	(2)
Ending Balance	175		175
Associate Related Costs [Member]
Restructuring Reserve [Roll Forward]
Beginning Balance			166
2012 Charges			23
Incurred			(34)
Reversed to the statement of operations			(1)
Ending Balance	154		154
Other Costs [Member]
Restructuring Reserve [Roll Forward]
Beginning Balance			18
2012 Charges			20
Incurred			(16)
Reversed to the statement of operations			(1)
Ending Balance	$ 21		$ 21