Other Income (Expense), Net (Schedule of Other Income (Expense)) (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 28, 2024 |
Jun. 30, 2023 |
Jun. 28, 2024 |
Jun. 30, 2023 |
|
| Other Income and Expenses [Abstract] | ||||
| Other components of net periodic benefit costs | $ 0 | $ 2 | $ 1 | $ 4 |
| Investment gains (losses): | ||||
| Realized investment gains (losses) | 0 | 0 | (39) | 0 |
| Unrealized investment gains (losses) | (59) | (17) | (57) | 5 |
| Total investment gains (losses) | (59) | (17) | (96) | 5 |
| Total other income (expense), net | $ (59) | $ (15) | $ (95) | $ 9 |