Derivative Instruments and Fair Value Measurements (The Effect of Derivative Instruments on the Consolidated Statement of Income) (Details) (USD $) In Millions	3 Months Ended				9 Months Ended
	Oct. 01, 2011		Oct. 02, 2010		Oct. 01, 2011		Oct. 02, 2010
Interest Rate Contracts [Member] | Interest Expense [Member] | Cash Flow Hedging [Member]
Gain (loss) recognized in AOCI	$ 0		$ 0		$ (13)		$ 0
Gain (loss) reclassified from AOCI into income	1		(1)		3		(3)
Gain (loss) recognized in income	0	[1]	0	[1]	0	[1]	0	[1]
Interest Rate Contracts [Member] | Not Designated [Member] | Interest Expense [Member]
Gain (loss) recognized in income	2		0		(1)		0
Foreign Currency Exchange Contracts [Member] | Selling, General and Administrative Expense [Member] | Cash Flow Hedging [Member] | Other Income (Expense), Net [Member]
Gain (loss) recognized in AOCI	2		(2)		0		0
Gain (loss) reclassified from AOCI into income	0		(1)		0		(1)
Gain (loss) recognized in income	0	[1]	0	[1]	0	[1]	0	[1]
Foreign Currency Exchange Contracts [Member] | Cost of Goods Sold [Member] | Cash Flow Hedging [Member] | Other Income (Expense), Net [Member]
Gain (loss) recognized in AOCI	5		2		2		(10)
Gain (loss) reclassified from AOCI into income	(1)		(8)		(4)		(21)
Gain (loss) recognized in income	(1)	[1]	0	[1]	(2)	[1]	0	[1]
Commodity Contracts [Member] | Cost of Goods Sold [Member] | Cash Flow Hedging [Member] | Other Income (Expense), Net [Member]
Gain (loss) recognized in AOCI	(8)		(2)		(25)		(31)
Gain (loss) reclassified from AOCI into income	(1)		4		11		(12)
Gain (loss) recognized in income	0	[1]	0	[1]	0	[1]	(1)	[1]
Foreign Currency Exchange Contracts [Member] | Fair Value Hedging [Member] | Other Income (Expense), Net [Member]
Gain (loss) recognized in income	(9)		26		16		(25)
Cash Flow Hedging [Member]
Gain (loss) recognized in AOCI	(1)		(2)		(36)		(41)
Gain (loss) reclassified from AOCI into income	(1)		(6)		10		(37)
Gain (loss) recognized in income	(1)	[1]	0	[1]	(2)	[1]	(1)	[1]
Foreign Currency Exchange Contracts [Member] | Not Designated [Member] | Other Income (Expense), Net [Member]
Gain (loss) recognized in income	(1)		0		0		0
Not Designated [Member]
Gain (loss) recognized in income	$ 1		$ 0		$ (1)		$ 0

[1] (a) Includes the ineffective portion and amount excluded from effectiveness testing.