Assets and Liabilities Measured at Fair Value - Schedule of Realized and Unrealized Gains (Losses) (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Assets and Liabilities Measured at Fair Value | ||||
| Realized and unrealized gains (losses) on financial instruments | $ 20 | $ 76 | $ 17 | $ 39 |
| Exchangeable senior debentures | ||||
| Assets and Liabilities Measured at Fair Value | ||||
| Realized and unrealized gains (losses) on financial instruments | 19 | $ 76 | 10 | $ 39 |
| Other | ||||
| Assets and Liabilities Measured at Fair Value | ||||
| Realized and unrealized gains (losses) on financial instruments | $ 1 | $ 7 | ||
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of realized and unrealized gain (loss) on investment. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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