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Fair Value Measurements - Summary of Derivative Activity (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Jan. 01, 2023 | Jan. 02, 2022 | Jan. 03, 2021
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) reclassified from AOCI into income | $ 348 | $ 789 | $ 53
Amount of gain or (loss) recognized in AOCI | 454 | (199) | $ 1,000
Sales | Interest Rate Swap | Fair Value Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
Sales | Cross currency interest rate swaps contracts: | Fair Value Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
Sales | Cross currency interest rate swaps contracts: | Cash Flow Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) reclassified from AOCI into income | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
Sales | Forward foreign exchange contracts: | Cash Flow Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) reclassified from AOCI into income | (72) | 17 |
Amount of gain or (loss) recognized in AOCI | 5 | (94) |
Cost of Products Sold | Interest Rate Swap | Fair Value Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
Cost of Products Sold | Cross currency interest rate swaps contracts: | Fair Value Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
Cost of Products Sold | Cross currency interest rate swaps contracts: | Cash Flow Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) reclassified from AOCI into income | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
Cost of Products Sold | Forward foreign exchange contracts: | Cash Flow Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) reclassified from AOCI into income | (271) | 119 |
Amount of gain or (loss) recognized in AOCI | 319 | (557) |
R&D Expense | Interest Rate Swap | Fair Value Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
R&D Expense | Cross currency interest rate swaps contracts: | Fair Value Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
R&D Expense | Cross currency interest rate swaps contracts: | Cash Flow Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) reclassified from AOCI into income | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
R&D Expense | Forward foreign exchange contracts: | Cash Flow Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) reclassified from AOCI into income | 149 | 30 |
Amount of gain or (loss) recognized in AOCI | 61 | 123 |
Interest (Income) Expense | Interest Rate Swap | Fair Value Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing | (1,098) | (109) |
Amount of gain or (loss) recognized in AOCI | 1,098 | 109 |
Interest (Income) Expense | Cross currency interest rate swaps contracts: | Fair Value Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing | 140 | 174 |
Amount of gain or (loss) recognized in AOCI | 140 | 174 |
Interest (Income) Expense | Cross currency interest rate swaps contracts: | Cash Flow Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) reclassified from AOCI into income | 425 | 402 |
Amount of gain or (loss) recognized in AOCI | 42 | 9 |
Interest (Income) Expense | Forward foreign exchange contracts: | Cash Flow Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) reclassified from AOCI into income | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
Other (Income) Expense | Interest Rate Swap | Fair Value Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
Other (Income) Expense | Cross currency interest rate swaps contracts: | Fair Value Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) recognized in income on derivative amount excluded from effectiveness testing | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
Other (Income) Expense | Cross currency interest rate swaps contracts: | Cash Flow Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) reclassified from AOCI into income | 0 | 0 |
Amount of gain or (loss) recognized in AOCI | 0 | 0 |
Other (Income) Expense | Forward foreign exchange contracts: | Cash Flow Hedging |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Amount of gain or (loss) reclassified from AOCI into income | (23) | 47 |
Amount of gain or (loss) recognized in AOCI | $ (113) | $ 146 |

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