Fair Values of Financial Assets and Liabilities (Detail) - USD ($) $ in Millions	Jun. 15, 2019	Dec. 29, 2018
Derivatives, Fair Value [Line Items]
Senior Notes	$ 3,000	$ 7,700
Short-term Investments	291	272
Derivative Asset, Fair Value, Gross Asset	65	55
Derivative Liability, Fair Value, Gross Liability	497	568
Total Financial Assets At Fair Value	372	3,931
Total Financial Liabilities At Fair Value	955	1,018
Derivatives not designated as hedging instruments:
Deferred (Gain) Loss on Discontinuation of Fair Value Hedge	73
Derivatives Designated As Cash Flow Hedging Instruments Assets [Member]
Derivatives, Fair Value [Line Items]
Cash Flow Hedge Derivative Instrument Assets at Fair Value	42	44
Derivatives Designated As Cash Flow Hedging Instruments Liabilities [Member]
Derivatives, Fair Value [Line Items]
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value	397	341
Derivatives Not Designated As Hedging Instruments Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value	23	10
Derivatives Not Designated As Hedging Instruments Liabilities [Member]
Derivatives, Fair Value [Line Items]
Other Derivatives Not Designated as Hedging Instruments Liabilities at Fair Value	82	119
Fair Value, Inputs, Level 2 [Member] \| Derivatives Designated As Fair Value Hedging Instruments Assets [Member]
Derivatives, Fair Value [Line Items]
Interest Rate Fair Value Hedge Asset at Fair Value	0	1
Fair Value, Inputs, Level 2 [Member] \| Derivatives Designated As Fair Value Hedging Instruments Liabilities [Member]
Derivatives, Fair Value [Line Items]
Interest Rate Fair Value Hedge Liability at Fair Value	18	108
Fair Value, Inputs, Level 2 [Member] \| Derivatives Designated As Cash Flow Hedging Instruments Assets [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Cash Flow Hedge Asset at Fair Value	25	44
Interest Rate Cash Flow Hedge Asset at Fair Value	0	0
Price Risk Cash Flow Hedge Asset, at Fair Value	0	0
Fair Value, Inputs, Level 2 [Member] \| Derivatives Designated As Cash Flow Hedging Instruments Liabilities [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Cash Flow Hedge Liability at Fair Value	15	14
Interest Rate Cash Flow Hedge Liability at Fair Value	375	323
Price Risk Cash Flow Hedge Liability, at Fair Value	6	3
Fair Value, Inputs, Level 2 [Member] \| Derivatives Not Designated As Hedging Instruments Assets [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value	1	3
Price Risk Derivative Instruments Not Designated as Hedging Instruments Asset, at Fair Value	1	5
Fair Value, Inputs, Level 2 [Member] \| Derivatives Not Designated As Hedging Instruments Liabilities [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value	7	10
Price Risk Derivative Instruments Not Designated as Hedging Instruments Liability, at Fair Value	61	92
Fair Value, Inputs, Level 2 [Member] \| Liability [Member]
Derivatives, Fair Value [Line Items]
Prepaid Forward Asset Fair Value	0	0
Deferred Compensation Liability, Current and Noncurrent	458	450
Fair Value, Inputs, Level 2 [Member] \| Assets [Member]
Derivatives, Fair Value [Line Items]
Prepaid Forward Asset Fair Value	16	22
Deferred Compensation Liability, Current and Noncurrent	0	0
Fair Value, Inputs, Level 1 [Member] \| Derivatives Designated As Cash Flow Hedging Instruments Assets [Member]
Derivatives, Fair Value [Line Items]
Price Risk Cash Flow Hedge Asset, at Fair Value	17	0
Fair Value, Inputs, Level 1 [Member] \| Derivatives Designated As Cash Flow Hedging Instruments Liabilities [Member]
Derivatives, Fair Value [Line Items]
Price Risk Cash Flow Hedge Liability, at Fair Value	1	1
Fair Value, Inputs, Level 1 [Member] \| Derivatives Not Designated As Hedging Instruments Assets [Member]
Derivatives, Fair Value [Line Items]
Price Risk Derivative Instruments Not Designated as Hedging Instruments Asset, at Fair Value	21	2
Fair Value, Inputs, Level 1 [Member] \| Derivatives Not Designated As Hedging Instruments Liabilities [Member]
Derivatives, Fair Value [Line Items]
Price Risk Derivative Instruments Not Designated as Hedging Instruments Liability, at Fair Value	14	17
Assets [Member] \| Fair Value, Inputs, Level 2 [Member]
Derivatives, Fair Value [Line Items]
Debt Securities, Available-for-sale	71	3,658
Liability [Member] \| Fair Value, Inputs, Level 2 [Member]
Derivatives, Fair Value [Line Items]
Debt Securities, Available-for-sale	0	0
Assets [Member] \| Fair Value, Inputs, Level 1 [Member]
Derivatives, Fair Value [Line Items]
Short-term Investments	220	196
Liability [Member] \| Fair Value, Inputs, Level 1 [Member]
Derivatives, Fair Value [Line Items]
Short-term Investments	$ 0	$ 0

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