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SECURITIES - Schedule of Securities By Maturity (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Amortized Cost |  |
Due in one year or less | $ 695 |
Due after one year through five years | 7,805 |
Due after five years through ten years | 46,433 |
Due after ten years | 638,445 |
Total available-for-sale securities, gross | 693,378 |
Mortgage-backed securities | 511,037 |
Amortized Cost | 1,204,415 | $ 1,226,319
Fair Value |  |
Due in one year or less | 695 |
Due after one year through five years | 7,149 |
Due after five years through ten years | 43,245 |
Due after ten years | 531,374 |
Total available-for-sale securities, gross | 582,463 |
Mortgage-backed securities | 432,018 |
Total securities available-for-sale | 1,014,481 | 1,051,728
Amortized Cost |  |
Due in one year or less | 0 |
Due after one year through five years | 0 |
Due after five years through ten years | 0 |
Due after ten years | 130,335 |
Total held-to-maturity securities, gross | 130,335 |
Mortgage-backed securities | 0 |
Amortized Cost | 130,335 |
Fair Value |  |
Due in one year or less | 0 |
Due after one year through five years | 0 |
Due after five years through ten years | 0 |
Due after ten years | 115,467 |
Total held-to-maturity securities, gross | 115,467 |
Mortgage-backed securities | 0 |
Fair Value | $ 115,467 | $ 119,215

X
- Definition Total amount of available-for-sale debt securities, net of adjustments, with maturity dates. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments. + References No definition available. + Details
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