Consolidated Statements of Comprehensive Loss Statement - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Statement of Comprehensive Income [Abstract]
Net loss	$ (1,436)	$ (1,349)	$ (3,625)	$ (4,396)
Other comprehensive income (loss), net of tax:
Unrealized (loss) gain of securities available-for sale, net of tax	(98)	972	923	286
Total comprehensive (loss) income, net of tax	(1,534)	(377)	(2,702)	(4,110)
Change in unrealized loss of securities available-for-sale, Tax	0	0	0	0
Reclassification adjustment for gains on sale of available-for-sale securities, Tax	$ 0	$ 0	$ 0	$ 0