Retirement and Deferred Compensation Plans - Deferred Compensation Plans Liabilities and Investment (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Retirement Benefits [Abstract] | ||
| Total liabilities | $ 841 | $ 769 |
| Investments dedicated to fund liabilities | $ 287 | $ 258 |