CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2021	Jun. 30, 2020
Current Assets:
Cash and cash equivalents	$ 3,874	$ 6,421
Investments	1,123	2,560
Accounts receivable, net of allowance for doubtful accounts of $9 and $6 at March 31, 2021 and at June 30, 2020, respectively	11,921	5,155
Deferred costs	173	155
Inventory	8,368	8,238
Prepaid expenses and other current assets	1,108	145
Total current assets	26,567	22,674
Land and building, net	6,460
Equipment and leasehold improvements, net	3,106	2,686
Right of use asset, net	2,692	2,943
Intangibles, net	163	162
Deferred income taxes, net	259	259
Investments	3,026	2,360
Other assets	42	42
Total assets	42,315	31,126
Current Liabilities:
Accounts payable	2,524	1,965
Accrued expenses	2,642	2,411
Deferred revenue	200	200
Note payable and finance lease obligations	1,110	651
Total current liabilities	6,476	5,227
Lease liability, net of current portion	2,521	2,750
Income taxes payable	1,207	804
Notes and finance lease payable, net of current portion	11,703	3,283
Total non-current liabilities	15,431	6,837
Total liabilities	21,907	12,064
Shareholders' equity:
Common shares; no par value; 50,000,000 shares authorized; 3,700,540 and 3,811,137 shares issued and outstanding at March 31, 2021 and June 30, 2020, respectively	9,059	12,752
Accumulated other comprehensive loss	(144)	(1,586)
Retained earnings	11,493	7,896
Total shareholders' equity	20,408	19,062
Total liabilities and shareholders' equity	$ 42,315	$ 31,126