Assets and Liabilities Measured at Fair Value - Realized and Unrealized Gains (Losses) (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
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| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||
| Realized and unrealized gains (losses) on financial instruments, net | $ 79 | $ (15) |
| Equity securities | ||
| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||
| Realized and unrealized gains (losses) on financial instruments, net | (6) | 0 |
| Exchangeable senior debentures | ||
| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||
| Realized and unrealized gains (losses) on financial instruments, net | $ 85 | $ (15) |
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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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