v3.25.4

Retirement Plans - Reconciliation of Fair Value Measurements of Level 3 Valuation (Details) - Real estate - Level 3 - USD ($) $ in Millions | 12 Months Ended
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Jan. 03, 2026 | Dec. 28, 2024
Reconciliation for fair value measurements that use significant unobservable inputs (Level 3) |  |
Balance at beginning of year | $ 479 | $ 508
Unrealized gains (losses), net | 9 | (25)
Realized gains (losses), net | (19) | 16
Purchases, sales and settlements, net | (20) | (20)
Balance at end of year | $ 449 | $ 479

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