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Fair Values of Financial Assets and Liabilities (Detail) $ / shares in Units, $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 20, 2021 USD ($) $ / shares | Dec. 26, 2020 USD ($)
Derivatives, Fair Value [Line Items] |  |
Senior Notes | $ 200 | $ 200
Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease) | 1 | 2
Short-term Investments | 964 | 1,366
Derivative Asset, Fair Value, Gross Asset | 132 | 79
Derivative Liability, Fair Value, Gross Liability | 387 | 393
Total Financial Assets At Fair Value | 513 | 328
Total Financial Liabilities At Fair Value | 1,722 | 1,731
Derivatives not designated as hedging instruments: |  |
Collateral Already Posted, Aggregate Fair Value | 0 |
Business Combinations [Abstract] |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | 1,100 |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability | 847 |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Issuances | 861 |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings | $ 14 |
Duration of contingent consideration arrangement | 15 years |
Business Combination, Contingent Consideration, Asset | $ 0 | 0
Business Combination, Contingent Consideration, Liability | 847 | 861
Debt Instrument, Fair Value Disclosure | 46,000 | 50,000
Hedged Liability, Discontinued Fair Value Hedge, Cumulative Increase (Decrease) | 14 |
Debt and Equity Securities, Unrealized Gain (Loss) | $ 108 |
Debt and Equity Securities, Unrealized Gain (Loss) - After Tax Per Share | $ / shares | $ 0.06 |
Debt and Equity Securities, Unrealized Gain (Loss) - After Tax | $ 82 |
Derivatives Designated As Cash Flow Hedging Instruments Assets [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Cash Flow Hedge Derivative Instrument Assets at Fair Value | 94 | 54
Derivatives Designated As Cash Flow Hedging Instruments Liabilities [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value | 372 | 378
Derivatives Not Designated As Hedging Instruments Assets [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value | 37 | 23
Derivatives Not Designated As Hedging Instruments Liabilities [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Other Derivatives Not Designated as Hedging Instruments Liabilities at Fair Value | 15 | 15
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 | 1 | 2
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 | 0 | 0
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 | 7 | 9
Interest Rate Cash Flow Hedge Asset at Fair Value | 28 | 13
Price Risk Cash Flow Hedge Asset, at Fair Value | 59 | 32
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 | 68 | 71
Interest Rate Cash Flow Hedge Liability at Fair Value | 304 | 307
Price Risk Cash Flow Hedge Liability, at Fair Value | 0 | 0
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 | 5 | 4
Price Risk Derivative Instruments Not Designated as Hedging Instruments Asset, at Fair Value | 32 | 19
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 | 5 | 8
Price Risk Derivative Instruments Not Designated as Hedging Instruments Liability, at Fair Value | 10 | 7
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 | 488 | 477
Fair Value, Inputs, Level 2 [Member] | Assets [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Prepaid Forward Asset Fair Value | 17 | 18
Deferred Compensation Liability, Current and Noncurrent | 0 | 0
Liability [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Short-term Investments | 0 | 0
Business Combinations [Abstract] |  |
Equity Securities, FV-NI | 0 | 0
Assets [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Short-term Investments | 240 | 231
Business Combinations [Abstract] |  |
Equity Securities, FV-NI | $ 124 | $ 0
Fair Value, Inputs, Level 3, estimated range of payments, low [Member] |  |
Business Combinations [Abstract] |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 40,000,000 |
Fair Value, Inputs, Level 3, estimated range of payments, high [Member] |  |
Business Combinations [Abstract] |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 110,000,000 |
Fair Value, Inputs, Level 3, estimated range of payments, average [Member] |  |
Business Combinations [Abstract] |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 70,000,000 |
Fair Value, Inputs, Level 3, estimated range of probabilities of acceleration, low [Member] |  |
Business Combinations [Abstract] |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 0.03 |
Fair Value, Inputs, Level 3, estimated range of probabilities of acceleration, high [Member] |  |
Business Combinations [Abstract] |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 0.25 |
Fair Value, Inputs, Level 3, weighted average payment period [Member] |  |
Business Combinations [Abstract] |  |
Duration of contingent consideration arrangement | 3 years |
Fair Value, Inputs, Level 3, estimated range of discount rates, low [Member] |  |
Business Combinations [Abstract] |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 0.01 |
Fair Value, Inputs, Level 3, estimated range of discount rates, high [Member] |  |
Business Combinations [Abstract] |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 0.05 |
Fair Value, Inputs, Level 3, weighted average discount rate [Member] |  |
Business Combinations [Abstract] |  |
Business Combination, Contingent Consideration, Liability, Measurement Input | 0.03 |

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- Definition Fair value of all asset derivatives designated as cash flow hedging instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624163-113959 + Details
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- Definition The aggregate fair value of assets that are already posted, at the end of the reporting period, as collateral for derivative instruments with credit-risk-related contingent features. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624258-113959 + Details
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