Condensed Consolidated Statements of Comprehensive (Loss) Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Statement Of Income And Comprehensive Income [Abstract]
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	$ (2,582)	$ (4,048)	$ (7,075)	$ (9,575)
Other comprehensive (loss)/gain, net of tax:
Unrealized foreign currency translation adjustments	(31)	87	30	21
Total comprehensive loss	$ (2,613)	$ (3,961)	$ (7,045)	$ (9,554)