The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

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The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

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Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.

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Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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Effective Portion of Pre Tax Gains and Losses on Derivative Instruments (Detail) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 15, 2019	Mar. 23, 2019	Jun. 16, 2018	Mar. 24, 2018	Jun. 15, 2019	Jun. 16, 2018
Derivatives, Fair Value [Line Items]
Losses/(Gains) Recognized in Accumulated Other Comprehensive Loss	$ 37	$ 20	$ 70	$ (93)
Cash Flow Hedge Gain/(Loss) to be Reclassified within Twelve Months					$ (3)
Fair Value/Non-designated Hedges
Derivatives, Fair Value [Line Items]
(Gains)/Losses Recognized in Income Statement (a)	16		14		(57)	$ 132
Cash Flow Hedges
Derivatives, Fair Value [Line Items]
Losses/(Gains) Recognized in Accumulated Other Comprehensive Loss	32		6		42	(78)
Losses/(Gains) Reclassified from Accumulated Other Comprehensive Loss into Income Statement (b)	29		128		14	73
Foreign Exchange Forward [Member] \| Fair Value/Non-designated Hedges
Derivatives, Fair Value [Line Items]
(Gains)/Losses Recognized in Income Statement (a)	7		9		4	(3)
Foreign Exchange Forward [Member] \| Cash Flow Hedges
Derivatives, Fair Value [Line Items]
Losses/(Gains) Recognized in Accumulated Other Comprehensive Loss	(13)		(35)		18	(30)
Losses/(Gains) Reclassified from Accumulated Other Comprehensive Loss into Income Statement (b)	1		10		(4)	16
Interest Rate Contract [Member] \| Fair Value/Non-designated Hedges
Derivatives, Fair Value [Line Items]
(Gains)/Losses Recognized in Income Statement (a)	(22)		27		(50)	138
Interest Rate Contract [Member] \| Cash Flow Hedges
Derivatives, Fair Value [Line Items]
Losses/(Gains) Recognized in Accumulated Other Comprehensive Loss	59		105		52	9
Losses/(Gains) Reclassified from Accumulated Other Comprehensive Loss into Income Statement (b)	27		117		16	55
Commodity Contract [Member] \| Fair Value/Non-designated Hedges
Derivatives, Fair Value [Line Items]
(Gains)/Losses Recognized in Income Statement (a)	31		(22)		(11)	(3)
Commodity Contract [Member] \| Cash Flow Hedges
Derivatives, Fair Value [Line Items]
Losses/(Gains) Recognized in Accumulated Other Comprehensive Loss	(9)		0		(13)	(2)
Losses/(Gains) Reclassified from Accumulated Other Comprehensive Loss into Income Statement (b)	1		1		2	2
Net Investment Hedging [Member] \| Fair Value/Non-designated Hedges
Derivatives, Fair Value [Line Items]
(Gains)/Losses Recognized in Income Statement (a)	0		0		0	0
Net Investment Hedging [Member] \| Cash Flow Hedges
Derivatives, Fair Value [Line Items]
Losses/(Gains) Recognized in Accumulated Other Comprehensive Loss	(5)		(64)		(15)	(55)
Losses/(Gains) Reclassified from Accumulated Other Comprehensive Loss into Income Statement (b)	$ 0		$ 0		$ 0	$ 0