CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) $ in Thousands	Total	Common Stock	Treasury Stock	Additional Paid-in Capital	Accumulated Deficit
Convertible Redeemable Preferred stock, beginning balance (in shares) at Mar. 31, 2020	7,752,515
Convertible Redeemable Preferred Stock, beginning balance at Mar. 31, 2020	$ 59,987
Convertible Redeemable Preferred Stock, ending balance (in shares) at Jun. 30, 2020	7,752,515
Convertible Redeemable Preferred Stock, ending balance at Jun. 30, 2020	$ 59,987
Shares outstanding, beginning balance (in shares) at Mar. 31, 2020		5,196,711	(259,953)
Beginning balance at Mar. 31, 2020	(135,387)	$ 0	$ (4,755)	$ 17,931	$ (148,563)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	2,016				2,016
Issuance for stock options exercised (in shares)		31,363
Issuance for stock options exercised	222			222
Stock-based compensation	388			388
Shares outstanding, ending balance (in shares) at Jun. 30, 2020		5,228,074	(259,953)
Ending balance at Jun. 30, 2020	$ (132,761)	$ 0	$ (4,755)	18,541	(146,547)
Convertible Redeemable Preferred stock, beginning balance (in shares) at Mar. 31, 2021	7,752,515
Convertible Redeemable Preferred Stock, beginning balance at Mar. 31, 2021	$ 59,987
Increase (Decrease) in Temporary Equity [Roll Forward]
Conversion of Preferred Shares (in shares)	(7,752,515)
Conversion of Preferred Shares	$ (59,987)
Convertible Redeemable Preferred Stock, ending balance (in shares) at Jun. 30, 2021	0
Convertible Redeemable Preferred Stock, ending balance at Jun. 30, 2021	$ 0
Shares outstanding, beginning balance (in shares) at Mar. 31, 2021		5,498,588	(259,953)
Beginning balance at Mar. 31, 2021	(158,970)	$ 0	$ (4,764)	25,748	(179,954)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(24,804)				(24,804)
Issuance for stock options exercised (in shares)		424,384
Issuance for stock options exercised	197			197
Issuance for warrants exercised (in shares)		231,153
Issuance for warrants exercised	104			104
Cumulative translation adjustment	2				2
Stock-based compensation	3,098			3,098
Conversion of Preferred Shares (in shares)		7,752,515
Conversion of Preferred Shares	59,987			59,987
Conversion of Convertible Notes (in shares)		1,135,713
Conversion of Convertible Notes	11,976			11,976
PIPE Issuance (in shares)		20,000,000
PIPE Issuance	200,000			200,000
Net equity infusion from the Merger (in shares)		131,662,131	(259,953)
Net equity infusion from the Merger	150,257	$ 1	$ 4,764	145,492
Shares outstanding, ending balance (in shares) at Jun. 30, 2021		166,704,484	0
Ending balance at Jun. 30, 2021	$ 241,847	$ 1	$ 0	$ 446,602	$ (204,756)