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Regulatory Matters - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Banking And Thrift Disclosure [Abstract] |  |  |  |
Change in allowance for credit losses percentage, during each quarter |  |  |  | 25.00%
Percentage of cumulative amount of transition adjustments recognized in 2022 | 75.00% |  |  |
Percentage of cumulative amount of transition adjustments recognized in 2023 | 50.00% |  |  |
Percentage of cumulative amount of transition adjustments recognized in 2024 | 25.00% |  |  |
Common equity tier one minimum ratio | 2.50% |  |  |
CET1 to risk-weighted assets | 7.00% |  |  |
Tier 1 capital to risk-weighted assets | 8.50% |  |  |
Total capital to risk-weighted assets | 10.50% |  |  |
Tier 1 capital to average quarterly assets | 4.00% |  |  |
Dividends declared to be paid | $ 214,375 | $ 205,715 | $ 193,140 |
Cash dividends paid to parent company | $ 352,800 | $ 373,200 | $ 256,700 |

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