Consolidated Statements of Comprehensive Loss Statement - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Statement of Comprehensive Income [Abstract]
Net loss	$ (1,050)	$ (2,017)	$ (2,189)	$ (3,047)
Other comprehensive income (loss), net of tax:
Unrealized (loss) gain of securities available-for sale, net of tax	142	(348)	1,021	(686)
Total comprehensive (loss) income, net of tax	(908)	(2,365)	(1,168)	(3,733)
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