Investment Securities - Narrative (Details) $ in Thousands |
3 Months Ended | ||
|---|---|---|---|
|
Mar. 31, 2026
USD ($)
security
|
Mar. 31, 2025
USD ($)
|
Dec. 31, 2025
USD ($)
|
|
| Investments, Debt and Equity Securities [Abstract] | |||
| Equity securities without readily determinable fair value | $ 69,300 | ||
| Upward adjustments of equity securities without readily determinable fair values | 0 | ||
| Downward adjustments of equity securities without readily determinable fair values | 0 | $ 20 | |
| Impairment of equity securities without readily determinable fair values | 0 | 0 | |
| Pledged securities | $ 9,400,000 | $ 7,000,000 | $ 8,600,000 |
| Number of securities by a single non-government sponsored issuer exceeding 10% of shareholders' equity | security | 0 | ||