Securities - Realized Gain (Loss) (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
|
| Securities | |||
| Proceeds from sales of securities | $ 605,846 | $ 18,006 | $ 191,298 |
| Gross realized gains on securities | 270 | 17 | 5,521 |
| Gross realized losses on securities | (38) | (42) | (1,010) |
| Net realized gains (losses) | 232 | (25) | 4,511 |
| Income tax (expense) benefit on net realized gains (losses) | $ (65) | $ 7 | $ (1,267) |
| Effective tax rate applied (as a percent) | 28.00% | 28.00% | 28.10% |