CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2018	Jun. 30, 2017
Current assets:
Cash and cash equivalents	$ 5,188	$ 4,205
Investments	2,220	718
Accounts receivable, net of allowance for doubtful accounts of $14 and $3 at June 30, 2018 and 2017, respectively	2,955	3,538
Deferred costs	32	12
Assets held for sale		363
Notes receivable (See Note 8)	1,176
Inventory	4,393	3,084
Prepaid expenses and other current assets	269	363
Total current assets	16,233	12,283
Plant, equipment and leasehold improvements, net	1,755	1,350
Intangibles, net	140	149
Deferred income taxes, net	1,678	2,048
Notes receivable, net of current portion (See Note 8)	43	450
Other assets	68	71
Total assets	19,917	16,351
Current liabilities:
Accounts payable	1,083	1,159
Accrued liabilities	1,266	1,344
Deferred revenue	31	19
Income taxes payable	123
Note payable		26
Capital lease obligations	35	32
Total current liabilities	2,538	2,580
Non-current liabilities:
Deferred rent	97
Capital lease obligations, net of current portion	6	61
Total non-current liabilities	103	61
Total liabilities	2,641	2,641
Commitments and Contingencies:
Shareholders' equity:
Common stock, no par value, 50,000,000 shares authorized; 4,331,089 and 4,025,193 shares issued and outstanding at June 30, 2018 and 2017, respectively	19,835	17,704
Accumulated other comprehensive (loss) income	(153)	33
Accumulated deficit	(2,406)	(4,027)
Total shareholders' equity	17,276	13,710
Total liabilities and shareholders' equity	$ 19,917	$ 16,351