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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
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

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 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