ALLOWANCE FOR LOAN LOSSES - Analysis of loans by aging category (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Mar. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual	$ 283	$ 291
Total Past Due and Non-accrual	3,830	30,152
Total loans	1,008,856	990,408
30 To 89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	1,978	8,053
90 Days and Greater Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	1,569	21,808
Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	1,005,026	960,256
Commercial Business
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	232,868
Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	564,496
Land
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	6,437
Multi-Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	55,836
Real Estate Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	47,762
Commercial Real Estate Portfolio Segment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	907,399
Commercial Real Estate Portfolio Segment | Commercial Business
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual	97	118
Total Past Due and Non-accrual	3,633	29,679
Total loans	232,868	228,091
Commercial Real Estate Portfolio Segment | Commercial Business | 30 To 89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	1,967	7,753
Commercial Real Estate Portfolio Segment | Commercial Business | 90 Days and Greater Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	1,569	21,808
Commercial Real Estate Portfolio Segment | Commercial Business | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	229,235	198,412
Commercial Real Estate Portfolio Segment | Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual	100	122
Total Past Due and Non-accrual	100	122
Total loans	564,496	582,837
Commercial Real Estate Portfolio Segment | Commercial Real Estate | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	564,396	582,715
Commercial Real Estate Portfolio Segment | Land
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	6,437	11,556
Commercial Real Estate Portfolio Segment | Land | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	6,437	11,556
Commercial Real Estate Portfolio Segment | Multi-Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	55,836	60,211
Commercial Real Estate Portfolio Segment | Multi-Family | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	55,836	60,211
Commercial Real Estate Portfolio Segment | Real Estate Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Past Due and Non-accrual		291
Total loans	47,762	24,160
Commercial Real Estate Portfolio Segment | Real Estate Construction | 30 To 89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans		291
Commercial Real Estate Portfolio Segment | Real Estate Construction | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	47,762	23,869
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-accrual	86	51
Total Past Due and Non-accrual	97	60
Total loans	101,457	83,553
Consumer | 30 To 89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	11	9
Consumer | Current
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 101,360	$ 83,493