ALLOWANCE FOR LOAN LOSSES - Credit Quality Indicators (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Mar. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 1,008,856	$ 990,408
Total Loans Receivable		990,408
Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	987,074
Total Loans Receivable		976,208
Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	19,135
Total Loans Receivable		7,795
Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	2,647
Total Loans Receivable		6,405
Commercial Business
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	232,868
Total Loans Receivable		228,091
Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	564,496
Total Loans Receivable		582,837
Land
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	6,437
Total Loans Receivable		11,556
Multi-Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	55,836
Total Loans Receivable		60,211
Real Estate Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	47,762
Total Loans Receivable		24,160
Commercial Real Estate Portfolio Segment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	907,399
Total Loans Receivable		906,855
Commercial Real Estate Portfolio Segment | Commercial Business
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	232,868	228,091
Total Loans Receivable		228,091
Commercial Real Estate Portfolio Segment | Commercial Business | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	231,384
Total Loans Receivable		227,435
Commercial Real Estate Portfolio Segment | Commercial Business | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	1,367
Total Loans Receivable		511
Commercial Real Estate Portfolio Segment | Commercial Business | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	117
Total Loans Receivable		145
Commercial Real Estate Portfolio Segment | Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	564,496	582,837
Total Loans Receivable		582,837
Commercial Real Estate Portfolio Segment | Commercial Real Estate | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	544,426
Total Loans Receivable		569,417
Commercial Real Estate Portfolio Segment | Commercial Real Estate | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	17,626
Total Loans Receivable		7,211
Commercial Real Estate Portfolio Segment | Commercial Real Estate | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	2,444
Total Loans Receivable		6,209
Commercial Real Estate Portfolio Segment | Land
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	6,437	11,556
Total Loans Receivable		11,556
Commercial Real Estate Portfolio Segment | Land | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	6,437
Total Loans Receivable		11,556
Commercial Real Estate Portfolio Segment | Multi-Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	55,836	60,211
Total Loans Receivable		60,211
Commercial Real Estate Portfolio Segment | Multi-Family | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	55,694
Total Loans Receivable		60,138
Commercial Real Estate Portfolio Segment | Multi-Family | Special Mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	142
Total Loans Receivable		73
Commercial Real Estate Portfolio Segment | Real Estate Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	47,762	24,160
Total Loans Receivable		24,160
Commercial Real Estate Portfolio Segment | Real Estate Construction | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	47,762
Total Loans Receivable		24,160
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	101,457	83,553
Total Loans Receivable		83,553
Consumer | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	101,371
Total Loans Receivable		83,502
Consumer | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 86
Total Loans Receivable		$ 51