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LOANS AND ACL - Analysis of loans by aging category (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Mar. 31, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual	$ 776	$ 155
Total Past Due and Non-accrual	4,288	4,237
Total loans	1,070,191	1,062,460
30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	3,512	4,082
Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	1,065,903	1,058,223
Commercial and Construction | Commercial Business
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual	670	37
Total Past Due and Non-accrual	4,175	3,830
Total loans	227,594	232,935
Commercial and Construction | Commercial Business | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	3,505	3,793
Commercial and Construction | Commercial Business | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	223,419	229,105
Commercial Real Estate Portfolio Segment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	949,251	950,363
Commercial Real Estate Portfolio Segment | Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual	77	88
Total Past Due and Non-accrual	77	330
Total loans	602,961	592,185
Commercial Real Estate Portfolio Segment | Commercial Real Estate | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans		242
Commercial Real Estate Portfolio Segment | Commercial Real Estate | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	602,884	591,855
Commercial Real Estate Portfolio Segment | Land
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	3,930	4,610
Commercial Real Estate Portfolio Segment | Land | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	3,930	4,610
Commercial Real Estate Portfolio Segment | Multi-Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	88,991	91,451
Commercial Real Estate Portfolio Segment | Multi-Family | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	88,991	91,451
Commercial Real Estate Portfolio Segment | Real Estate Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	25,775	29,182
Commercial Real Estate Portfolio Segment | Real Estate Construction | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	25,775	29,182
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual	29	30
Total Past Due and Non-accrual	36	77
Total loans	120,940	112,097
Consumer | 30-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	7	47
Consumer | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 120,904	$ 112,020

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