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v3.25.3

Other Borrowings and Subordinated Notes and Debentures - Schedule of Debt Components (Details) - USD ($) $ in Thousands | 1 Months Ended | 9 Months Ended | 30 Months Ended |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2025 | Sep. 30, 2025 | Dec. 31, 2024 | Mar. 31, 2018
Debt Instrument [Line Items] |  |  |  |  |
Total other borrowings and subordinated debt | $ 667,808 | $ 667,808 | $ 667,808 | $ 1,111,665 |
Fair Value Hedges |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Valuation adjustments on hedged subordinated notes payable | (2,274) | (2,274) | (2,274) | 0 |
FHLB advances, net of discount, due 2028 to 2033, 4.56% to 5.53% secured by real estate loans |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Total other borrowings and subordinated debt | 2,728 | 2,728 | 2,728 | 727,945 |
Other long-term debt |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Total other borrowings and subordinated debt | 16,104 | 16,104 | 16,104 | 17,427 |
Total other borrowings |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Total other borrowings and subordinated debt | $ 18,832 | $ 18,832 | $ 18,832 | 745,372 |
Subordinated notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Fixed rate (as percent) | 6.25% | 6.25% | 6.25% |  | 5.00%
Subordinated notes | LIBOR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Floating rate (as percent) |  |  | 2.15% |  |
Subordinated notes | SOFR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Floating rate (as percent) | 3.02% |  | 0.26161% |  |
Subordinated notes | 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 SOFR rate, reset quarterly) |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term debt, gross | $ 330,000 | $ 330,000 | $ 330,000 | 330,000 |
Fixed rate (as percent) | 5.00% | 5.00% | 5.00% |  |
Subordinated notes | 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 SOFR rate, reset quarterly) | LIBOR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Floating rate (as percent) |  | 2.15% |  |  |
Subordinated notes | Subordinated notes payable, due 10/1/2035, fixed-to-floating rate (fixed rate of 6.25% through 9/30/2030, floating rate of 3.02% above the three-month SOFR rate, reset quarterly) |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term debt, gross | $ 325,000 | $ 325,000 | $ 325,000 | 0 |
Fixed rate (as percent) | 6.25% | 6.25% | 6.25% |  |
Floating rate (as percent) |  | 3.02% |  |  |
Subordinated notes | 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 | $ 0 | $ 0 | $ 0 | 37,057 |
Fixed rate (as percent) | 6.00% | 6.00% | 6.00% |  |
Subordinated notes | 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 | $ 648,976 | $ 648,976 | $ 648,976 | 366,293 |
Unamortized debt issuance costs | $ (3,750) | $ (3,750) | $ (3,750) | $ (764) |
Minimum | FHLB advances, net of discount, due 2028 to 2033, 4.56% to 5.53% secured by real estate loans |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Fixed rate (as percent) | 4.56% | 4.56% | 4.56% |  |
Maximum | FHLB advances, net of discount, due 2028 to 2033, 4.56% to 5.53% secured by real estate loans |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Fixed rate (as percent) | 5.53% | 5.53% | 5.53% |  |

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