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INVESTMENT SECURITIES (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2022 | Dec. 31, 2021
Debt Securities, Available-for-Sale [Line Items] |  |
Amortized Cost | $ 549,801 | $ 489,198
Gross Unrealized Gains | 11 | 15,119
Gross Unrealized Losses | 67,005 | 3,285
Fair Value | 482,807 | 501,032
Agency mortgage-backed securities |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Amortized Cost | 331,657 | 219,624
Gross Unrealized Gains |  | 10,561
Gross Unrealized Losses | 43,402 | 744
Fair Value | 288,255 | 229,441
Agency collateralized mortgage obligations |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Amortized Cost | 81,907 | 204,332
Gross Unrealized Gains |  | 2,443
Gross Unrealized Losses | 11,131 | 2,498
Fair Value | 70,776 | 204,277
States and political subdivisions |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Amortized Cost | 68,089 | 38,440
Gross Unrealized Gains | 11 | 1,618
Gross Unrealized Losses | 5,771 | 43
Fair Value | 62,329 | 40,015
Small Business Administration securities |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Amortized Cost | 68,148 | 26,802
Gross Unrealized Gains |  | 497
Gross Unrealized Losses | 6,701 |
Fair Value | $ 61,447 | $ 27,299

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