Affordable Housing Partnership, Tax Credit and Community Reinvestment Act Investments, Net - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Dec. 31, 2025 |
|
| Investments in Tax Credit and Other Investments, Net [Line Items] | ||
| Minimum compliance period for qualified affordable housing partnerships to fully utilize the tax credits (in years) | 15 years | |
| Other Assets | ||
| Investments in Tax Credit and Other Investments, Net [Line Items] | ||
| Equity securities without readily determinable fair values | $ 117 | $ 117 |