Financing Arrangements and Derivative Financial Instruments (Details 2) (USD $) In Millions	Sep. 30, 2011	Dec. 31, 2010
Accounts receivable [Member]
Fair Values - asset (liability):
Fair values for foreign currency contracts not designated as hedging instruments, Assets	$ 47	$ 25
Fair Values - asset (liability):
Foreign Currency Cash Flow Hedge Asset at Fair Value	7	0
Other assets [Member]
Fair Values - asset (liability):
Fair values for foreign currency contracts not designated as hedging instruments, Assets	0	1
Other current liabilities [Member]
Fair Values - asset (liability):
Fair values for foreign currency contracts not designated as hedging instruments, Liabilities	(8)	(15)
Fair Values - asset (liability):
Fair values for foreign currency contracts designated as cash flow hedging instruments	0	(2)
Other long term liabilities [Member]
Fair Values - asset (liability):
Fair values for foreign currency contracts not designated as hedging instruments, Liabilities	$ (1)	$ 0