CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' DEFICIT - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income Loss
Beginning balance at Mar. 31, 2021	$ (112,245)	$ 570	$ 626,664	$ (738,623)	$ (856)
Beginning balance (in shares) at Mar. 31, 2021		56,915,000
Increase (Decrease) in Stockholders' Equity
Net loss	(13,406)			(13,406)
Foreign currency translation adjustments, net	(239)				(239)
Shares issued under employee stock purchase plan	806	$ 1	805
Shares issued under employee stock purchase plan (in shares)		145,000
Shares issued under employee incentive plans, net	0	$ 17	(17)
Shares issued under employee stock incentive plans, net (in shares)		1,752,000
Shares issued in connection with business acquisition	2,818	$ 5	2,813
Shares issued in connection with business acquisition (in shares)		460,000
Deemed dividend on warrants	0
Stock-based compensation	6,273		6,273
Ending balance at Sep. 30, 2021	(115,993)	$ 593	636,538	(752,029)	(1,095)
Ending balance (in shares) at Sep. 30, 2021		59,272,000
Beginning balance at Jun. 30, 2021	(112,930)	$ 573	629,862	(742,776)	(589)
Beginning balance (in shares) at Jun. 30, 2021		57,280,000
Increase (Decrease) in Stockholders' Equity
Net loss	(9,253)			(9,253)
Foreign currency translation adjustments, net	(506)				(506)
Shares issued under employee stock purchase plan	806	$ 1	805
Shares issued under employee stock purchase plan (in shares)		145,000
Shares issued under employee incentive plans, net	0	$ 14	(14)
Shares issued under employee stock incentive plans, net (in shares)		1,387,000
Shares issued in connection with business acquisition	2,818	$ 5	2,813
Shares issued in connection with business acquisition (in shares)		460,000
Deemed dividend on warrants	0
Stock-based compensation	3,072		3,072
Ending balance at Sep. 30, 2021	(115,993)	$ 593	636,538	(752,029)	(1,095)
Ending balance (in shares) at Sep. 30, 2021		59,272,000
Beginning balance at Mar. 31, 2022	$ (126,683)	$ 605	645,038	(770,903)	(1,423)
Beginning balance (in shares) at Mar. 31, 2022	60,433,000	60,433,000
Increase (Decrease) in Stockholders' Equity
Net loss	$ (22,164)			(22,164)
Foreign currency translation adjustments, net	(2,574)				(2,574)
Shares issued under employee stock purchase plan	472	$ 3	469
Shares issued under employee stock purchase plan (in shares)		300,000
Shares issued under employee incentive plans, net	0	$ 14	(14)
Shares issued under employee stock incentive plans, net (in shares)		1,425,000
Rights offering expenses	66,250	$ 300	65,950
Rights offering expenses (in Shares)		30,000,000
Settlement of warrant down round provision	389		389
Deemed dividend on warrants	(389)		(389)
Stock-based compensation	5,357		5,357
Ending balance at Sep. 30, 2022	$ (79,342)	$ 922	716,800	(793,067)	(3,997)
Ending balance (in shares) at Sep. 30, 2022	92,158,000	92,158,000
Beginning balance at Jun. 30, 2022	$ (68,787)	$ 907	714,128	(781,123)	(2,699)
Beginning balance (in shares) at Jun. 30, 2022		90,606,000
Increase (Decrease) in Stockholders' Equity
Net loss	(11,944)			(11,944)
Foreign currency translation adjustments, net	(1,298)				(1,298)
Shares issued under employee stock purchase plan	471	$ 2	469
Shares issued under employee stock purchase plan (in shares)		300,000
Shares issued under employee incentive plans, net	0	$ 13	(13)
Shares issued under employee stock incentive plans, net (in shares)		1,252,000
Rights offering expenses	(71)		(71)
Deemed dividend on warrants	0
Stock-based compensation	2,287		2,287
Ending balance at Sep. 30, 2022	$ (79,342)	$ 922	$ 716,800	$ (793,067)	$ (3,997)
Ending balance (in shares) at Sep. 30, 2022	92,158,000	92,158,000