Financial Instruments - Schedule of Adjusted to Equity and Other Investments without Readily Determinable Fair Values (Details) - Equity Securities Without Readily Determinable Fair Value - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Equity Securities Adjustments [Roll Forward] | ||
| Balance, beginning of the period | $ 963 | $ 717 |
| Purchases of equity and other investments | 10 | 4 |
| Gross unrealized gains | 2 | 0 |
| Sales of equity and other investments | (5) | 0 |
| Gross unrealized losses and impairments | 0 | (12) |
| Balance, end of the period | $ 970 | $ 709 |