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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 10
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Loans receivable, excluding loans held for sale (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023
LOANS RECEIVABLE
Total loans	$ 1,045,065	$ 1,024,013
Less: ACL for loans	15,364	15,364	$ 15,343	$ 15,309
Loans receivable, net	1,029,701	1,008,649
Commercial and Industrial \| Commercial Business
LOANS RECEIVABLE
Total loans	238,493	229,404
Commercial Real Estate Portfolio Segment
LOANS RECEIVABLE
Total loans	942,166	925,907
Commercial Real Estate Portfolio Segment \| Commercial Business
LOANS RECEIVABLE
Total loans	238,493	229,404
Less: ACL for loans	5,141	5,280	5,215	3,123
Commercial Real Estate Portfolio Segment \| Commercial Real Estate
LOANS RECEIVABLE
Total loans	578,115	583,501
Less: ACL for loans	7,303	7,391	7,205	8,894
Commercial Real Estate Portfolio Segment \| Land
LOANS RECEIVABLE
Total loans	6,322	5,693
Less: ACL for loans	120	106	123	93
Commercial Real Estate Portfolio Segment \| Multi-Family
LOANS RECEIVABLE
Total loans	79,278	70,771
Less: ACL for loans	402	367	293	798
Commercial Real Estate Portfolio Segment \| Real Estate Construction
LOANS RECEIVABLE
Total loans	39,958	36,538
Less: ACL for loans	723	636	830	764
Consumer
LOANS RECEIVABLE
Total loans	102,899	98,106
Less: ACL for loans	1,675	1,584	$ 1,677	$ 1,127
Consumer \| Real estate one-to-four family
LOANS RECEIVABLE
Total loans	96,083	96,366
Consumer \| Other installment
LOANS RECEIVABLE
Total loans	$ 6,816	$ 1,740