Investments, Gains (Losses) on Equity Investments (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 27, 2025 |
Dec. 28, 2024 |
Dec. 30, 2023 |
|
| Investments, Debt and Equity Securities [Abstract] | |||
| Unrealized gains (losses) on marketable equity investments, net | $ (311) | $ (218) | $ (99) |
| Unrealized gains (losses) on non-marketable equity investments | 490 | 92 | 17 |
| Impairment charges on non-marketable equity investments | (300) | (347) | (214) |
| Unrealized gains (losses) on equity investments, net | (121) | (473) | (296) |
| Realized gains (losses) on sales of equity investments, net | 635 | 715 | 336 |
| Gains (losses) on equity investments, net | $ 514 | $ 242 | $ 40 |