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Description of the Company and Summary of Significant Accounting Policies - Separation Costs (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 28, 2025 | Dec. 29, 2024 | Dec. 31, 2023
Restructuring Cost and Reserve [Line Items] |  |  |
Separation-related costs | $ 88 | $ 296 | $ 468
Information technology and other |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Separation-related costs | 68 | 255 | 468
Legal entity name change |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Separation-related costs | $ 20 | $ 41 | $ 0

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