Effective Portion of Pre Tax Gains and Losses on Derivative Instruments (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 15, 2013		Jun. 16, 2012		Jun. 15, 2013		Jun. 16, 2012
Fair Value/Non-designated Hedges
Derivatives, Fair Value [Line Items]
Losses/(Gains) Recognized in Income Statement (a)	$ 67		$ 56		$ 105		$ 24
Fair Value/Non-designated Hedges | Foreign exchange contracts
Derivatives, Fair Value [Line Items]
Losses/(Gains) Recognized in Income Statement (a)	5	[1]	3	[1]	5	[1]	(7)	[1]
Fair Value/Non-designated Hedges | Interest rate derivatives
Derivatives, Fair Value [Line Items]
Losses/(Gains) Recognized in Income Statement (a)	24	[1]	(19)	[1]	51	[1]	8	[1]
Fair Value/Non-designated Hedges | Commodity contracts
Derivatives, Fair Value [Line Items]
Losses/(Gains) Recognized in Income Statement (a)	38	[1]	72	[1]	49	[1]	23	[1]
Cash Flow Hedges
Derivatives, Fair Value [Line Items]
(Gains)/Losses Recognized in Accumulated Other Comprehensive Loss	(5)		22		18		37
(Gains)/Losses Reclassified from Accumulated Other Comprehensive Loss into Income Statement (b)	(8)		26		51		38
Cash Flow Hedges | Foreign exchange contracts
Derivatives, Fair Value [Line Items]
(Gains)/Losses Recognized in Accumulated Other Comprehensive Loss	(5)		(33)		(33)		(4)
(Gains)/Losses Reclassified from Accumulated Other Comprehensive Loss into Income Statement (b)	1	[2]	5	[2]	4	[2]	2	[2]
Cash Flow Hedges | Interest rate derivatives
Derivatives, Fair Value [Line Items]
(Gains)/Losses Recognized in Accumulated Other Comprehensive Loss	(18)				12		4
(Gains)/Losses Reclassified from Accumulated Other Comprehensive Loss into Income Statement (b)	(18)	[2]	5	[2]	33	[2]	9	[2]
Cash Flow Hedges | Commodity contracts
Derivatives, Fair Value [Line Items]
(Gains)/Losses Recognized in Accumulated Other Comprehensive Loss	18		55		39		37
(Gains)/Losses Reclassified from Accumulated Other Comprehensive Loss into Income Statement (b)	$ 9	[2]	$ 16	[2]	$ 14	[2]	$ 27	[2]

[1] Interest rate derivatives gains/losses are primarily from fair value hedges and are included in interest expense. These gains/losses are substantially offset by increases/decreases in the value of the underlying debt, which are also included in interest expense. Foreign exchange contracts gains/losses are included in selling, general and administrative expenses. Commodity contracts gains/losses are primarily included in cost of sales.

[2] Interest rate derivative losses are included in interest expense. All other gains/losses are primarily included in cost of sales.