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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
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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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 ACL - Loans receivable, excluding loans held for sale (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2024	Mar. 31, 2024
LOANS RECEIVABLE
Total loans	$ 1,068,080	$ 1,062,460
Less: ACL for loans	15,426	15,374	$ 15,364	$ 15,364
Loans receivable, net	1,052,654	1,047,086
Commercial and Construction \| Commercial Business
LOANS RECEIVABLE
Total loans	231,826	232,935
Less: ACL for loans	4,859	5,033	5,141	5,280
Commercial Real Estate Portfolio Segment
LOANS RECEIVABLE
Total loans	945,841	950,363
Commercial Real Estate Portfolio Segment \| Commercial Real Estate
LOANS RECEIVABLE
Total loans	599,617	592,185
Less: ACL for loans	7,650	7,492	7,303	7,391
Commercial Real Estate Portfolio Segment \| Land
LOANS RECEIVABLE
Total loans	3,659	4,610
Less: ACL for loans	72	83	120	106
Commercial Real Estate Portfolio Segment \| Multi-Family
LOANS RECEIVABLE
Total loans	90,606	91,451
Less: ACL for loans	440	444	402	367
Commercial Real Estate Portfolio Segment \| Real Estate Construction
LOANS RECEIVABLE
Total loans	20,133	29,182
Less: ACL for loans	333	480	723	636
Consumer
LOANS RECEIVABLE
Total loans	122,239	112,097
Less: ACL for loans	2,072	1,842	$ 1,675	$ 1,584
Consumer \| Real estate one-to-four family
LOANS RECEIVABLE
Total loans	98,147	97,683
Consumer \| Other installment
LOANS RECEIVABLE
Total loans	$ 24,092	$ 14,414