REVENUE FROM CONTRACTS WITH CUSTOMERS (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Revenue from External Customer [Line Items]
BOLI	[1]	$ 188	$ 192	$ 585	$ 545
Net gains on sales of loans held for sale	[1]	68	82	210	278
FHLMC loan servicing fees	[1]	31	41	113	102
Other, net		221	159	623	630
Total non-interest income		3,163	2,729	9,468	8,438
Asset management fees
Revenue from External Customer [Line Items]
Non-interest income		1,136	935	3,369	2,804
Debit card and ATM fees
Revenue from External Customer [Line Items]
Non-interest income		758	799	2,403	2,382
Deposit related fees
Revenue from External Customer [Line Items]
Non-interest income		559	436	1,691	1,313
Loan related fees
Revenue from External Customer [Line Items]
Non-interest income		$ 202	$ 85	$ 474	$ 384

[1] Not within the scope of ASC 606