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OTHER BORROWINGS - Schedule of Other Borrowings (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
Other Borrowings [Line Items] |  |
Subordinated deferrable interest debentures | $ 130,814 | $ 130,315
Other borrowings | 631,380 | 509,586
Fixed Rate Advance due January 10, 2024; fixed interest rate of $5.450% |  |
Other Borrowings [Line Items] |  |
Advance from correspondent bank | $ 0 | 50,000
Debt instrument, interest rate, effective percentage | 5.45% |
Fixed Rate Advance due January 17, 2024; fixed interest rate of $5.460% |  |
Other Borrowings [Line Items] |  |
Advance from correspondent bank | $ 0 | 100,000
Debt instrument, interest rate, effective percentage | 5.46% |
Fixed Rate Advance due April 15, 2024; fixed interest rate of 5.440% |  |
Other Borrowings [Line Items] |  |
Advance from correspondent bank | $ 50,000 | 0
Debt instrument, interest rate, effective percentage | 5.44% |
Fixed Rate Advance due April 19, 2024; fixed interest rate of 5.470% |  |
Other Borrowings [Line Items] |  |
Advance from correspondent bank | $ 25,000 | 0
Debt instrument, interest rate, effective percentage | 5.47% |
Daily Rate Credit due December 11, 2024, variable interest rate of $5.580% |  |
Other Borrowings [Line Items] |  |
Advance from correspondent bank | $ 200,000 | 0
Basis spread on variable rate | 5.58% |
Fixed Rate Advance due March 3, 2025; fixed interest rate of $1.208% |  |
Other Borrowings [Line Items] |  |
Advance from correspondent bank | $ 15,000 | 15,000
Debt instrument, interest rate, effective percentage | 1.208% |
Fixed Rate Advance due March 2, 2027; fixed interest rate of $1.445% |  |
Other Borrowings [Line Items] |  |
Advance from correspondent bank | $ 15,000 | 15,000
Debt instrument, interest rate, effective percentage | 1.445% |
Fixed Rate Advance due March 4, 2030; fixed interest rate of $1.606% |  |
Other Borrowings [Line Items] |  |
Advance from correspondent bank | $ 15,000 | 15,000
Debt instrument, interest rate, effective percentage | 1.606% |
Fixed Rate Advance due December 9, 2030; fixed interest rate of $4.550% |  |
Other Borrowings [Line Items] |  |
Advance from correspondent bank | $ 1,375 | 1,378
Debt instrument, interest rate, effective percentage | 4.55% |
Fixed Rate Advance due December 9, 2030; fixed interest rate of $4.550% |  |
Other Borrowings [Line Items] |  |
Advance from correspondent bank | $ 952 | 954
Debt instrument, interest rate, effective percentage | 4.55% |
Principal Reducing Advance due September 29, 2031; fixed interest rate of $3.095% |  |
Other Borrowings [Line Items] |  |
Advance from correspondent bank | $ 1,092 | 1,128
Debt instrument, interest rate, effective percentage | 3.095% |
Subordinated notes payable due December 15, 2029 net of unamortized debt issuance cost of $1,220 and $1,296, respectively; fixed interest rate of 4.25% through December 14, 2024; variable interest rate thereafter at three-month SOFR plus 2.94% |  |
Other Borrowings [Line Items] |  |
Subordinated deferrable interest debentures | $ 104,530 | 106,704
Debt instrument, interest rate, effective percentage | 4.25% |
Unamortized debt issuance expense | $ 1,220 | 1,296
Subordinated notes payable due December 15, 2029 net of unamortized debt issuance cost of $1,220 and $1,296, respectively; fixed interest rate of 4.25% through December 14, 2024; variable interest rate thereafter at three-month SOFR plus 2.94% | Secured Overnight Financing Rate (SOFR) |  |
Other Borrowings [Line Items] |  |
Basis spread on variable rate | 2.94% |
Subordinated notes payable due May 31, 2030 net of unaccreted purchase accounting fair value adjustment of $743 and $784, respectively; fixed interest rate of 5.875% through May 31, 2025; variable interest rate thereafter at three-month LIBOR plus 3.63% |  |
Other Borrowings [Line Items] |  |
Subordinated deferrable interest debentures | $ 74,743 | 75,784
Debt instrument, interest rate, effective percentage | 5.875% |
Unaccreted purchase accounting fair value adjustment | $ 743 | 784
Subordinated notes payable due May 31, 2030 net of unaccreted purchase accounting fair value adjustment of $743 and $784, respectively; fixed interest rate of 5.875% through May 31, 2025; variable interest rate thereafter at three-month LIBOR plus 3.63% | London Interbank Offered Rate (LIBOR) |  |
Other Borrowings [Line Items] |  |
Basis spread on variable rate | 3.63% |
Subordinated notes payable due October 1, 2030 net of unamortized debt issuance cost of $1,312 and $1,362, respectively; fixed interest rate of 3.875% through September 30, 2025; variable interest rate thereafter at three-month SOFR plus 3.753% |  |
Other Borrowings [Line Items] |  |
Subordinated deferrable interest debentures | $ 108,688 | 108,638
Debt instrument, interest rate, effective percentage | 3.875% |
Unamortized debt issuance expense | $ 1,312 | 1,362
Subordinated notes payable due October 1, 2030 net of unamortized debt issuance cost of $1,312 and $1,362, respectively; fixed interest rate of 3.875% through September 30, 2025; variable interest rate thereafter at three-month SOFR plus 3.753% | Secured Overnight Financing Rate (SOFR) |  |
Other Borrowings [Line Items] |  |
Basis spread on variable rate | 3.753% |
Advance from correspondent bank due November 28, 2024; secured by a loan receivable; variable interest rate at one-month SOFR plus 2.50% |  |
Other Borrowings [Line Items] |  |
Other borrowings | $ 10,000 | 10,000
Advance from correspondent bank due November 28, 2024; secured by a loan receivable; variable interest rate at one-month SOFR plus 2.50% | Secured Overnight Financing Rate (SOFR) |  |
Other Borrowings [Line Items] |  |
Basis spread on variable rate | 2.50% |
Advance from correspondent bank due December 1, 2025; secured by a loan receivable; variable interest rate at one-month SOFR plus 2.65% |  |
Other Borrowings [Line Items] |  |
Other borrowings | $ 10,000 | $ 10,000
Advance from correspondent bank due December 1, 2025; secured by a loan receivable; variable interest rate at one-month SOFR plus 2.65% | Secured Overnight Financing Rate (SOFR) |  |
Other Borrowings [Line Items] |  |
Basis spread on variable rate | 2.65% |

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