Condensed Consolidated Statements of Comprehensive (Loss) Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Statement Of Income And Comprehensive Income [Abstract]
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	$ (2,918)	$ (3,791)	$ (4,493)	$ (5,528)
Other comprehensive (loss)/gain, net of tax:
Unrealized foreign currency translation adjustments	156	(58)	61	(66)
Total comprehensive loss	$ (2,762)	$ (3,849)	$ (4,432)	$ (5,594)

Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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