INVESTMENT SECURITIES (Details) - USD ($) $ in Thousands		Dec. 31, 2019	Mar. 31, 2019
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		$ 155,968	$ 181,681
Gross Unrealized Gains		650	71
Gross Unrealized Losses		(861)	(3,526)
Estimated Fair Value		155,757	178,226
Municipal securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		4,746	8,885
Gross Unrealized Gains		160	30
Gross Unrealized Losses		0	(34)
Estimated Fair Value		4,906	8,881
Agency securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost		9,431	12,426
Gross Unrealized Gains		76	22
Gross Unrealized Losses		(41)	(107)
Estimated Fair Value		9,466	12,341
Real estate mortgage investment conduits
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	[1]	44,577	40,835
Gross Unrealized Gains	[1]	166	0
Gross Unrealized Losses	[1]	(158)	(673)
Estimated Fair Value	[1]	44,585	40,162
Residential mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	[1]	61,823	77,402
Gross Unrealized Gains	[1]	194	7
Gross Unrealized Losses	[1]	(256)	(1,588)
Estimated Fair Value	[1]	61,761	75,821
Other mortgage-backed securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	[2]	35,391	42,133
Gross Unrealized Gains	[2]	54	12
Gross Unrealized Losses	[2]	(406)	(1,124)
Estimated Fair Value	[2]	$ 35,039	$ 41,021

[1] Comprised of Federal Home Loan Mortgage Corporation (“FHLMC”), Federal National Mortgage Association (“FNMA”) and Ginnie Mae (“GNMA”) issued securities.

[2] Comprised of U.S. Small Business Administration (“SBA”) issued securities and commercial real estate (“CRE”) secured securities issued by FNMA.