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v3.25.0.1

Other Borrowings and Subordinated Notes and Debentures - Debt Components (Details) - USD ($) $ in Thousands | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2018 | Dec. 31, 2024 | Dec. 31, 2023
Debt Instrument [Line Items] |  |  |
Total other borrowings and subordinated debt |  | $ 1,111,665 | $ 1,338,507
FHLB advances, net of discount, due 2025 to 2033, 4.38% to 5.53%, secured by real estate loans |  |  |
Debt Instrument [Line Items] |  |  |
Total other borrowings and subordinated debt |  | $ 727,945 | 953,222
FHLB advances, net of discount, due 2025 to 2033, 4.38% to 5.53%, secured by real estate loans | Minimum |  |  |
Debt Instrument [Line Items] |  |  |
Fixed rate (as percent) |  | 4.38% |
FHLB advances, net of discount, due 2025 to 2033, 4.38% to 5.53%, secured by real estate loans | Maximum |  |  |
Debt Instrument [Line Items] |  |  |
Fixed rate (as percent) |  | 5.53% |
Other long-term debt |  |  |
Debt Instrument [Line Items] |  |  |
Total other borrowings and subordinated debt |  | $ 17,427 | 19,144
Total other borrowings |  |  |
Debt Instrument [Line Items] |  |  |
Total other borrowings and subordinated debt |  | $ 745,372 | 972,366
Subordinated Debt |  |  |
Debt Instrument [Line Items] |  |  |
Fixed rate (as percent) | 5.00% | 5.00% |
Subordinated Debt | LIBOR |  |  |
Debt Instrument [Line Items] |  |  |
Floating rate (as percent) | 2.15% |  |
Subordinated Debt | SOFR |  |  |
Debt Instrument [Line Items] |  |  |
Floating rate (as percent) |  | 0.26161% |
Subordinated Debt | Subordinated notes payable, due 4/1/2028, fixed-to-floating rate (fixed rate of 5.00% through 3/31/2023, floating rate of 2.15% above the three month LIBOR rate, reset quarterly)(1) |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, gross |  | $ 330,000 | 330,000
Subordinated Debt | Subordinated notes payable, due 4/1/2028, fixed-to-floating rate (fixed rate of 5.00% through 3/31/2023, floating rate of 2.15% above the three month LIBOR rate, reset quarterly)(1) | LIBOR |  |  |
Debt Instrument [Line Items] |  |  |
Floating rate (as percent) |  | 2.15% |
Subordinated Debt | Subordinated notes payable, net of premium adjustments, due 7/31/2030, fixed-to-floating rate (fixed rate of 6.00% through 7/30/2025, floating rate of 5.92% above the three month SOFR rate, reset quarterly) |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, gross |  | $ 37,057 | 37,171
Fixed rate (as percent) |  | 6.00% |
Subordinated Debt | Subordinated notes payable, net of premium adjustments, due 7/31/2030, fixed-to-floating rate (fixed rate of 6.00% through 7/30/2025, floating rate of 5.92% above the three month SOFR rate, reset quarterly) | SOFR |  |  |
Debt Instrument [Line Items] |  |  |
Floating rate (as percent) |  | 5.92% |
Total subordinated notes and debentures |  |  |
Debt Instrument [Line Items] |  |  |
Total other borrowings and subordinated debt |  | $ 366,293 | 366,141
Unamortized debt issuance costs |  | $ (764) | $ (1,030)

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