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INVESTMENT SECURITIES - Available for sale securities (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2024 | Dec. 31, 2023
AVAILABLE-FOR-SALE SECURITIES: |  |
Amortized Cost | $ 611,773 | $ 531,892
Gross Unrealized Gains | 180 | 534
Gross Unrealized Losses | 62,869 | 54,219
Fair Value | 549,084 | 478,207
Agency mortgage-backed securities |  |
AVAILABLE-FOR-SALE SECURITIES: |  |
Amortized Cost | 357,905 | 316,114
Gross Unrealized Gains | 54 | 7
Gross Unrealized Losses | 41,895 | 35,890
Fair Value | 316,064 | 280,231
Agency collateralized mortgage obligations |  |
AVAILABLE-FOR-SALE SECURITIES: |  |
Amortized Cost | 126,457 | 85,989
Gross Unrealized Losses | 10,493 | 10,043
Fair Value | 115,964 | 75,946
States and political subdivisions securities |  |
AVAILABLE-FOR-SALE SECURITIES: |  |
Amortized Cost | 58,876 | 59,141
Gross Unrealized Gains | 126 | 527
Gross Unrealized Losses | 2,349 | 1,531
Fair Value | 56,653 | 58,137
Small Business Administration securities |  |
AVAILABLE-FOR-SALE SECURITIES: |  |
Amortized Cost | 68,535 | 70,648
Gross Unrealized Losses | 8,132 | 6,755
Fair Value | $ 60,403 | $ 63,893

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