CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ (615)	$ 1,203
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	282	193
Share-based compensation	189	207
Unrealized (gain) loss on marketable equity investments	2,553	(425)
Non-cash lease expense	(2)	2
Amortization of loan fees	4	2
Gain on sale of investments		(6)
Deferred income taxes		80
Credit loss expense		2
Changes in operating assets and liabilities:
Accounts receivable and other receivables	(1,082)	4,337
Deferred costs	(97)	123
Inventory	(97)	(2,986)
Prepaid expenses	95	(138)
Accounts payable and accrued expenses	35	273
Deferred revenue		(162)
Income taxes	(873)	187
Net cash provided by operating activities	392	2,892
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of equipment and improvements	(126)	(178)
Proceeds from sale of investments		88
Net cash used in investing activities	(126)	(90)
CASH FLOWS FROM FINANCING ACTIVITIES:
Principal payments on notes payable	(1,330)	(1,318)
Proceeds from Minnesota Bank & Trust loans, net of origination fees		1,000
Proceeds from stock option exercises and ESPP contributions	32	42
Payments of employee taxes on net issuance of common stock		(223)
Repurchases of common stock		(354)
Net cash used in financing activities	(1,298)	(853)
Net increase (decrease) in cash and cash equivalents	(1,032)	1,949
Cash and cash equivalents, beginning of period	2,936	849
Cash and cash equivalents, end of period	1,904	2,798
Cash paid during the period for:
Interest	140	89
Income taxes, net of refunds	$ 660	$ 241