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SECURITIES - Amortized cost and estimated fair value of securities by contractual maturity (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Available for Sale, Amortized Cost |  |
Due in one year or less | $ 7,300 |
Due after one year through 5 years | 16,975 |
Due after 5 years through ten years | 39,030 |
Due after 10 years | 51,322 |
Subtotal | 114,627 |
Mortgage-backed securities | 36,733 |
Amortized Cost | 151,360 | $ 154,318
Available for Sale, Estimated Fair Value |  |
Due in one year or less | 7,260 |
Due after one year through 5 years | 16,651 |
Due after 5 years through ten years | 35,338 |
Due after 10 years | 44,396 |
Subtotal | 103,645 |
Mortgage-backed securities | 34,775 |
Total | 138,420 | 142,197
Held to Maturity, Amortized Cost |  |
Due in one year or less | 21,171 |
Due after one year through 5 years | 54,677 |
Due after 5 years through ten years | 35,884 |
Subtotal | 111,732 |
Amortized Cost | 111,732 | 103,324
Held to Maturity, Estimated Fair Value |  |
Due in one year or less | 20,949 |
Due after one year through 5 years | 53,663 |
Due after 5 years through ten years | 36,255 |
Subtotal | 110,867 |
Total | $ 110,867 | $ 103,626

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