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INVESTMENT SECURITIES (Investment Securities by Contractual Maturity - HTM) (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Schedule of Held-to-maturity Securities [Line Items] |  |
Amortized Cost | $ 310,116 | $ 327,158
Gross Unrealized Gains | 1 | 22
Gross Unrealized Losses | 47,252 | 60,006
Fair Value | $ 262,865 | $ 267,174
Weighted Average Yield | 2.13% | 2.13%
FNMA and FHLMC certificates | Due after 10 years | Mortgage-backed securities |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Amortized Cost | $ 275,116 | $ 292,158
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | 47,252 | 60,006
Fair Value | $ 227,864 | $ 232,152
Weighted Average Yield | 1.73% | 1.73%
Other debt securities | Due from 1 to 5 years | US Treasury securities |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Amortized Cost | $ 35,000 | $ 35,000
Gross Unrealized Gains | 1 | 22
Gross Unrealized Losses | 0 | 0
Fair Value | $ 35,001 | $ 35,022
Weighted Average Yield | 5.27% | 5.53%

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