Fair Value Measurements - Schedule of Qualitative Disclosures of Valuation Techniques (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Fair Value, Option, Quantitative Disclosures [Line Items] | ||
| Fair value, investments, entities that calculate net asset value per share, unfunded commitments | $ 57,000,000 | |
| Equity securities without readily determinable fair value | 467,000,000 | $ 394,000,000 |
| Impairment on equity securities without readily determinable fair value | 0 | $ 5,000,000 |
| Principal Investments | ||
| Fair Value, Option, Quantitative Disclosures [Line Items] | ||
| Fair value, investments, entities that calculate net asset value per share, fair value | 9,000,000 | |
| Fair value, investments, entities that calculate net asset value per share, unfunded commitments | $ 1,000,000 | |