Revenue Recognition - Narrative (Details) - USD ($) $ in Millions |
6 Months Ended | 12 Months Ended | |
|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
|
| Revenue from Contract with Customer [Abstract] | |||
| Contract liability, revenue recognized | $ 245 | $ 145 | |
| Contract with Customer, Liability, Increase (Decrease) for Contract Acquired in Business Combination | $ 263 | ||