Other (Income) Expenses, Net (Components Of Other (Income) Expenses, Net) (Details) (USD $) In Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Other (Income) Expenses, Net
Equity income	$ (22)	$ (5)	$ (26)	$ (8)
Interest income	(5)	(5)	(11)	(9)
Foreign currency (gains) losses, net	(9)	5	(30)	2
Net loss from asset sales		2	1
Net (gain) loss on mark-to-market derivative contracts (P)	(18)	(30)	(27)	14
Other, net	4	17	15	6
Other (income) expenses, net	$ (50)	$ (16)	$ (78)	$ 5