Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash Flows from Operating Activities:
Net (loss)	$ (565)	$ (1,077)
Adjustments to reconcile net loss to net cash (used) by operating activities:
Amortization of right-of-use assets	34	53
Depreciation and amortization	4	0
Asset valuation allowance	22	(35)
Changes in assets and liabilities:
Accounts receivable	(46)	768
Licensing receivable	237	0
Inventory	106	(321)
Prepaid purchases	(117)	(140)
Prepaid expenses and other current assets	61	122
Other assets	(10)	0
Accounts payable and other current liabilities	64	89
Short term lease liabilities	3	(22)
Long term lease liabilities	(37)	(35)
Advanced deposits	(154)	0
Deferred revenue	(149)	(70)
Net cash (used) by operating activities	(547)	(668)
Cash Flows From Investing Activities:
Additions to property and equipment	(50)	0
Disposals of property and equipment	0	0
Net cash (used) by investing activities	(50)	0
Cash Flows from Financing Activities:
Net cash provided by financing activities	0	0
Net (decrease) in cash and cash equivalents	(597)	(668)
Cash and cash equivalents at beginning of the year	25,268	25,576
Cash and cash equivalents at end of the year	24,671	24,908
Cash paid for:
Interest	2	3
Income taxes	$ 0	$ 0