REVENUE FROM CONTRACTS WITH CUSTOMERS (Details) - USD ($) $ in Thousands		3 Months Ended
		Jun. 30, 2021	Jun. 30, 2020
Revenue from External Customer [Line Items]
BOLI	[1]	$ 190	$ 190
FHLMC loan servicing fees	[1]	22	28
Total non-interest income, net		3,588	2,623
Asset management fees
Revenue from External Customer [Line Items]
Non-interest income		976	974
Debit card and ATM fees
Revenue from External Customer [Line Items]
Non-interest income		906	700
Deposit related fees
Revenue from External Customer [Line Items]
Non-interest income		400	353
Loan related fees
Revenue from External Customer [Line Items]
Non-interest income		372	235
BOLI Death Benefit In Excess Of Cash Surrender Value
Revenue from External Customer [Line Items]
Non-interest income		479
Other, net
Revenue from External Customer [Line Items]
Non-interest income		$ 243	$ 143

[1] Not within scope of ASC 606