Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Statement Of Income And Comprehensive Income [Abstract]
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	$ (517)	$ (1,575)
Other comprehensive loss, net of tax:
Unrealized foreign currency translation adjustments	(25)	(95)
Total comprehensive loss	$ (542)	$ (1,670)