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Acquisitions, Goodwill and Intangible Assets - Preliminary Fair Value of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Millions | 3 Months Ended | 5 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Jan. 02, 2022 | Jan. 02, 2022 | Jan. 02, 2022 | Aug. 18, 2021 | Jan. 03, 2021 | Dec. 29, 2019
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Goodwill | $ 7,113 | $ 7,113 | $ 7,113 |  | $ 897 | $ 824
Measurement period adjustments, goodwill | 6 |  | 15 |  |  |
GRAIL Inc |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Cash and cash equivalents | 571 | 571 | 571 | $ 571 |  |
Property and equipment | 89 | 89 | 89 | 89 |  |
Operating lease right-of-use assets | 121 | 121 | 121 | 121 |  |
Goodwill | 6,097 | 6,097 | 6,097 | 6,082 |  |
Measurement period adjustments, goodwill |  | 15 |  |  |  |
Intangible assets | 3,120 | 3,120 | 3,120 | 3,180 |  |
Measurement period adjustments, intangibles |  | (60) |  |  |  |
Other current and noncurrent assets | 35 | 35 | 35 | 35 |  |
Deferred tax liability | (42) | (42) | (42) | (82) |  |
Measurement period adjustments, deferred tax liability |  | 40 |  |  |  |
Long-term lease liabilities | (97) | (97) | (97) | (97) |  |
Other current and noncurrent liabilities | (149) | (149) | (149) | (148) |  |
Measurement period adjustments, other current and noncurrent liabilities |  | (1) |  |  |  |
Total net assets acquired | $ 9,745 | 9,745 | $ 9,745 | $ 9,751 |  |
Measurement period adjustments, Total net assets acquired |  | $ (6) |  |  |  |

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