Accumulated Other Comprehensive Income (Loss) - Reclassifications from AOCL to Results of Operations (Details) - Reclassification out of Accumulated Other Comprehensive Income - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2024 |
Mar. 31, 2023 |
|
| Pension and postretirement benefit plans | ||
| Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] | ||
| Pretax (income) expense | $ (1) | $ 0 |
| Derivative financial instruments | ||
| Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] | ||
| Pretax (income) expense | $ 4 | $ (9) |