Derivative Financial Instruments (Summary of the Effects of Derivative Financial Instruments Not Designated in Specified Hedging Arrangements on the Condensed Consolidated Statements of Operations) (Details) (USD $) In Millions	3 Months Ended				9 Months Ended
	Sep. 30, 2011		Oct. 01, 2010		Sep. 30, 2011		Oct. 01, 2010
Derivatives, Fair Value [Line Items]
Gain (loss) recognized due to changes in fair value of economic hedges	$ 34		$ 5		$ 23		$ 1
Cost of Sales [Member]
Derivatives, Fair Value [Line Items]
Gain (loss) recognized due to changes in fair value of economic hedges	(2)		3		(1)		0
Selling, Delivery, and Administrative Expenses [Member]
Derivatives, Fair Value [Line Items]
Gain (loss) recognized due to changes in fair value of economic hedges	0		2		4		1
Other Nonoperating Expense, Net [Member]
Derivatives, Fair Value [Line Items]
Gain (loss) recognized due to changes in fair value of economic hedges	$ 36	[1]	$ 0	[1]	$ 20	[1]	$ 0	[1]

[1] The gain recognized on these currency contracts is offset by the loss recognized on the remeasurement of the underlying hedged items; therefore, there is a minimal consolidated net effect in other nonoperating expense, net on our Condensed Consolidated Statements of Operations.