Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Cash Flows from Operating Activities:
Net (loss) income	$ (4,731)	$ 766
Adjustments to reconcile net loss to net cash (used) by operating activities:
Non-cash lease expense	152	167
Depreciation and amortization	79	25
Non-cash reserve charges	1,106	37
Changes in assets and liabilities:
Accounts receivable	(1,262)	(215)
Licensing receivable	(5)	208
Inventory	2,044	(3,140)
Prepaid purchases	64	140
Prepaid expenses and other current assets	27	83
Other assets	8	(10)
Accounts payable and other current liabilities	(350)	517
Right of use assets-operating	(313)	(248)
Right of use assets-finance	(6)	0
Short term lease liabilities	43	(46)
Long term lease liabilities	123	136
Income taxes payable	(531)	(404)
Advanced deposits	0	(3,316)
Deferred revenue	(95)	42
Net cash (used) by operating activities	(3,647)	(5,258)
Cash Flows From Investing Activities:
Proceeds from sale of short-term investments	1,409	18,505
Purchases of short-term investments	(16,277)	(18,505)
Additions to property and equipment	(195)	(119)
Net cash (used) by investing activities	(15,063)	(119)
Cash Flows from Financing Activities:
Short term finance liability	1	(1)
Long term finance liability	5	0
Net cash provided (used) by financing activities	6	(1)
Net (decrease) in cash and cash equivalents	(18,704)	(5,378)
Cash and cash equivalents at beginning of the year	19,890	25,268
Cash and cash equivalents at end of the year	1,186	19,890
Supplemental disclosure of non-cash investing and financing activities:
Right-of-use assets obtained in exchange for new operating lease liabilities	313	248
Right-of-use assets obtained in exchange for new finance lease liabilities	6	0
Cash paid for:
Interest	9	5
Income taxes	$ 535	$ 478