CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2023
CONSOLIDATED STATEMENTS OF OPERATIONS
Net revenues	$ 20,518	$ 21,765	$ 29,691
Cost of revenues ($140, $125 and $240 to a related party)	10,378	9,942	12,010
Gross profit	10,140	11,823	17,681
Operating expenses:
Research and development	16,005	21,689	23,550
Selling, general and administrative	10,763	10,565	9,938
Gain from sale of assets	(5,793)
Total operating expenses	20,975	32,254	33,488
Loss from operations	(10,835)	(20,431)	(15,807)
Interest income, net	445	541	308
Other expense, net	(119)	(127)	(106)
Loss before income taxes	(10,509)	(20,017)	(15,605)
Provision for income taxes	130	70	372
Net loss	$ (10,639)	$ (20,087)	$ (15,977)
Net loss per share:
Basic	$ (0.42)	$ (0.8)	$ (0.65)
Diluted	$ (0.42)	$ (0.8)	$ (0.65)
Weighted average shares used in per share calculations:
Basic	25,498	25,144	24,595
Diluted	25,498	25,144	24,595