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LOANS AND ALLOWANCE FOR CREDIT LOSSES FOR LOANS - Loans receivable, excluding loans held for sale (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Sep. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2023 | Sep. 30, 2023 | Mar. 31, 2023
--- | --- | --- | --- | --- | --- | ---
LOANS RECEIVABLE |  |  |  |  |  |
Total loans | $ 1,045,109 |  | $ 1,024,013 |  |  |
Less: ACL for loans | 15,352 | $ 15,466 | 15,364 | $ 15,361 | $ 15,346 | $ 15,309
Loans receivable, net | 1,029,757 |  | 1,008,649 |  |  |
Commercial and Industrial | Commercial Business |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |
Total loans | 224,506 |  | 229,404 |  |  |
Commercial Real Estate Portfolio Segment |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |
Total loans | 931,842 |  | 925,907 |  |  |
Commercial Real Estate Portfolio Segment | Commercial Business |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |
Total loans | 224,506 |  | 229,404 |  |  |
Less: ACL for loans | 5,134 | 5,118 | 5,280 | 5,265 | 5,339 | 3,123
Commercial Real Estate Portfolio Segment | Commercial Real Estate |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |
Total loans | 574,496 |  | 583,501 |  |  |
Less: ACL for loans | 7,219 | 7,137 | 7,391 | 7,279 | 7,138 | 8,894
Commercial Real Estate Portfolio Segment | Land |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |
Total loans | 4,062 |  | 5,693 |  |  |
Less: ACL for loans | 72 | 139 | 106 | 157 | 112 | 93
Commercial Real Estate Portfolio Segment | Multi-Family |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |
Total loans | 78,822 |  | 70,771 |  |  |
Less: ACL for loans | 365 | 354 | 367 | 334 | 293 | 798
Commercial Real Estate Portfolio Segment | Real Estate Construction |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |
Total loans | 49,956 |  | 36,538 |  |  |
Less: ACL for loans | 829 | 925 | 636 | 731 | 860 | 764
Consumer |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |
Total loans | 113,267 |  | 98,106 |  |  |
Less: ACL for loans | 1,733 | $ 1,793 | 1,584 | $ 1,595 | $ 1,604 | $ 1,127
Consumer | Real estate one-to-four family |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |
Total loans | 97,760 |  | 96,366 |  |  |
Consumer | Other installment |  |  |  |  |  |
LOANS RECEIVABLE |  |  |  |  |  |
Total loans | $ 15,507 |  | $ 1,740 |  |  |

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