Financial Instruments Hedging Instruments - Notional Amounts (Detail) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 17, 2017	Jun. 11, 2016	Jun. 17, 2017	Jun. 11, 2016	Dec. 31, 2016
Foreign Exchange Contract [Member]
Derivative [Line Items]
Derivative, Notional Amount		$ 1,600		$ 1,600		$ 1,600
Commodity Contract [Member]
Derivative [Line Items]
Derivative, Notional Amount		900		900		800
Interest Rate Contract [Member]
Derivative [Line Items]
Derivative, Notional Amount		14,200		14,200		$ 11,200
Fair Value/Non-designated Hedges
Derivative [Line Items]
Gain (Loss) on Derivative Instruments, Net, Pretax		31	$ 64	11	$ 96
Fair Value/Non-designated Hedges | Commodity Contract [Member]
Derivative [Line Items]
Gain (Loss) on Derivative Instruments, Net, Pretax	[1]	(17)	59	(20)	55
Fair Value/Non-designated Hedges | Foreign Exchange Forward [Member]
Derivative [Line Items]
Gain (Loss) on Derivative Instruments, Net, Pretax	[1]	7	(5)	12	(38)
Fair Value/Non-designated Hedges | Interest Rate Contract [Member]
Derivative [Line Items]
Gain (Loss) on Derivative Instruments, Net, Pretax	[1]	41	10	19	79
Cash Flow Hedging [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net		(28)	(32)	(49)	(32)
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net		53	8	86	29
Cash Flow Hedging [Member] | Commodity Contract [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net		1	5	(1)	5
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	[2]	(1)	(3)	(3)	(6)
Cash Flow Hedging [Member] | Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net		(16)	(24)	(36)	(40)
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	[2]	6	12	11	33
Cash Flow Hedging [Member] | Interest Rate Contract [Member]
Derivative [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net		35	(13)	54	3
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	[2]	$ 48	$ (1)	$ 78	2
Interest Rate Contract [Member]
Derivative [Line Items]
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate		44.00%		44.00%		38.00%
Net Investment Hedging [Member]
Derivative [Line Items]
Derivative, Notional Amount		$ 1,400		$ 1,400		$ 800
Net Investment Hedging [Member] | Net Investment Hedging [Member]
Derivative [Line Items]
Gain (Loss) on Derivative Instruments, Net, Pretax	[1]			0	0
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net		$ (48)		(66)	0
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	[2]			$ 0	$ 0

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

[2] Foreign exchange derivative losses/gains are primarily included in cost of sales. Interest rate derivative losses/gains are included in interest expense. Commodity derivative losses/gains are included in either cost of sales or selling, general and administrative expenses, depending on the underlying commodity.