Condensed Consolidated Statements of Operations (unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Income Statement [Abstract]
Revenue, net, including related parties (Note 14)	$ 4,493	$ 4,604	$ 13,319	$ 19,123
Cost of goods sold	7,162	3,935	14,444	8,741
Gross (loss) profit	(2,669)	669	(1,125)	10,382
Operating expenses:
Research and development	2,325	1,609	5,895	5,023
Sales and marketing	1,447	976	3,596	2,488
General and administrative	3,457	2,852	9,818	8,309
Total operating expenses	7,229	5,437	19,309	15,820
Loss from operations	(9,898)	(4,768)	(20,434)	(5,438)
Interest expense	184	187	550	611
Loss in joint venture	799	712	2,065	3,294
Changes in fair value of promissory note	0	0	0	(605)
Other income, net	(421)	(1,503)	(1,241)	(3,502)
Loss before tax expense	(10,460)	(4,164)	(21,808)	(5,236)
Tax expense	0	0	0	0
Net loss	$ (10,460)	$ (4,164)	$ (21,808)	$ (5,236)
Net loss per share - basic (in usd per share)	$ (0.18)	$ (0.08)	$ (0.38)	$ (0.12)
Net loss per share - diluted (in usd per share)	$ (0.18)	$ (0.08)	$ (0.38)	$ (0.12)
Weighted average common shares outstanding - basic (in shares)	56,739,450	49,147,630	55,926,828	43,671,321
Weighted average common shares outstanding - diluted (in shares)	56,739,450	49,147,630	55,926,828	43,671,321