Leases - Supplemental Cash Flow and Other Information Related to Leases (Details) - USD ($) $ in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Leases [Abstract] | ||
| Cash paid for amounts included in the measurement of lease liabilities: Operating cash flows from operating leases | $ 79 | $ 82 |
| Cash paid for amounts included in the measurement of lease liabilities: Operating cash flows from finance leases | 6 | 6 |
| Cash paid for amounts included in the measurement of lease liabilities: Financing cash flows from finance leases | 1 | 2 |
| Right-of-use assets obtained in exchange for new finance lease liabilities | 1 | 0 |
| Right-of-use assets obtained in exchange for new operating lease liabilities | $ 64 | $ 52 |