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Fair Value Measurements - Financial Assets and Liabilities at Fair Value (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Apr. 03, 2022 | Apr. 04, 2021 | Jan. 02, 2022
Financial assets and liabilities at fair value |  |  |
Derivatives designated as hedging instruments : Assets | $ 1,717 |  |
Derivatives designated as hedging instruments : Liabilities | 2,710 |  |
Available-for-sale Securities, Equity Securities | 1,452 |  | $ 1,884
Available-for-sale Securities | 19,583 |  | 19,727
Contingent consideration | 486 |  | 533
Total Gross Assets | 1,753 |  | 1,360
Credit Support Agreement (CSA) | (1,655) |  | (1,285)
Total Net Asset | 98 |  | 75
Total Gross Liabilities | 2,778 |  | 1,888
Credit Support Agreement (CSA) | (2,709) |  | (1,855)
Total Net Liabilities | 69 |  | 33
Beginning Balance | 533 | $ 633 |
Changes in estimated fair value (6) | (47) | 15 |
Additions | 0 | 0 |
Payments | 0 | (48) |
Ending Balance | 486 | $ 600 |
Quoted prices in active markets for identical assets and liabilities Level 1 |  |  |
Financial assets and liabilities at fair value |  |  |
Derivatives designated as hedging instruments : Assets | 0 |  |
Derivatives designated as hedging instruments : Liabilities | 0 |  |
Available-for-sale Securities, Equity Securities | 1,452 |  | 1,884
Available-for-sale Securities | 0 |  |
Contingent consideration | 0 |  |
Significant other observable inputs Level 2 |  |  |
Financial assets and liabilities at fair value |  |  |
Derivatives designated as hedging instruments : Assets | 1,717 |  | 1,336
Derivatives designated as hedging instruments : Liabilities | 2,710 |  | 1,860
Available-for-sale Securities, Equity Securities | 0 |  |
Available-for-sale Securities | 19,583 |  |
Contingent consideration | 0 |  |
Significant unobservable inputs Level 3 |  |  |
Financial assets and liabilities at fair value |  |  |
Derivatives designated as hedging instruments : Assets | 0 |  |
Derivatives designated as hedging instruments : Liabilities | 0 |  |
Available-for-sale Securities, Equity Securities | 0 |  |
Available-for-sale Securities | 0 |  |
Contingent consideration | 486 |  | 533
Interest Rate Contract |  |  |
Financial assets and liabilities at fair value |  |  |
Derivatives designated as hedging instruments : Assets | 975 |  |
Derivatives designated as hedging instruments : Liabilities | 1,652 |  |
Interest Rate Contract | Quoted prices in active markets for identical assets and liabilities Level 1 |  |  |
Financial assets and liabilities at fair value |  |  |
Derivatives designated as hedging instruments : Assets | 0 |  |
Derivatives designated as hedging instruments : Liabilities | 0 |  |
Interest Rate Contract | Significant other observable inputs Level 2 |  |  |
Financial assets and liabilities at fair value |  |  |
Derivatives designated as hedging instruments : Assets | 975 |  | 796
Derivatives designated as hedging instruments : Liabilities | 1,652 |  | 979
Interest Rate Contract | Significant unobservable inputs Level 3 |  |  |
Financial assets and liabilities at fair value |  |  |
Derivatives designated as hedging instruments : Assets | 0 |  |
Derivatives designated as hedging instruments : Liabilities | 0 |  |
Forward foreign exchange contracts |  |  |
Financial assets and liabilities at fair value |  |  |
Derivatives designated as hedging instruments : Assets | 742 |  |
Derivatives designated as hedging instruments : Liabilities | 1,058 |  |
Derivatives not designated as hedging instruments : Assets | 36 |  |
Derivatives not designated as hedging instruments : Liabilities | 68 |  |
Forward foreign exchange contracts | Quoted prices in active markets for identical assets and liabilities Level 1 |  |  |
Financial assets and liabilities at fair value |  |  |
Derivatives designated as hedging instruments : Assets | 0 |  |
Derivatives designated as hedging instruments : Liabilities | 0 |  |
Derivatives not designated as hedging instruments : Assets | 0 |  |
Derivatives not designated as hedging instruments : Liabilities | 0 |  |
Forward foreign exchange contracts | Significant other observable inputs Level 2 |  |  |
Financial assets and liabilities at fair value |  |  |
Derivatives designated as hedging instruments : Assets | 742 |  | 540
Derivatives designated as hedging instruments : Liabilities | 1,058 |  | 881
Derivatives not designated as hedging instruments : Assets | 36 |  | 24
Derivatives not designated as hedging instruments : Liabilities | 68 |  | 28
Forward foreign exchange contracts | Significant unobservable inputs Level 3 |  |  |
Financial assets and liabilities at fair value |  |  |
Derivatives designated as hedging instruments : Assets | 0 |  |
Derivatives designated as hedging instruments : Liabilities | 0 |  |
Derivatives not designated as hedging instruments : Assets | 0 |  |
Derivatives not designated as hedging instruments : Liabilities | 0 |  |
Other Noncurrent Liabilities | Auris Health |  |  |
Financial assets and liabilities at fair value |  |  |
Contingent consideration | 469 |  | 520
Other Current Liabilities |  |  |
Financial assets and liabilities at fair value |  |  |
Contingent consideration | $ 17 |  | $ 13

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