Non-Controlling Interests - Certain Holders of Common Stock of Freight Holding (Details) - USD ($) $ in Millions |
1 Months Ended | 3 Months Ended | 12 Months Ended | ||||
|---|---|---|---|---|---|---|---|
Sep. 30, 2025 |
Sep. 30, 2024 |
Dec. 31, 2023 |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Oct. 31, 2025 |
|
| Noncontrolling Interests [Line Items] | |||||||
| Option to sell equity interests (as a percent) | 100.00% | ||||||
| Settlement liabilities | $ 0 | ||||||
| Redeemable Non-Controlling Interests | |||||||
| Noncontrolling Interests [Line Items] | |||||||
| Re-measurement of non-controlling interests | $ 107 | $ 345 | $ 286 | ||||
| Freight Holding | Freight Holding | 2020 Freight Series A Investor | Private Placement | |||||||
| Noncontrolling Interests [Line Items] | |||||||
| Re-measurement of non-controlling interests | $ 286 | ||||||
| Freight Holding | Freight Holding | Redeemable Non-Controlling Interests | 2020 Freight Series A Investor | Private Placement | |||||||
| Noncontrolling Interests [Line Items] | |||||||
| Re-measurement of non-controlling interests | $ 338 | ||||||