ALLOWANCE FOR LOAN LOSSES - TDRs by Interest Accrual Status (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Mar. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accrual	$ 468	$ 495
Nonaccrual	190	222
Total	658	717
Commercial Real Estate Portfolio Segment | Commercial Business
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	84	100
Total	84	100
Commercial Real Estate Portfolio Segment | Commercial Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	106	122
Total	106	122
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accrual	468	495
Total	$ 468	$ 495