CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 628	$ 286
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	153	139
Share-based compensation	3	2
Impairment of intangible assets		113
Gain on disposal of equipment	(12)	(3)
Deferred income tax	45
Bad debt expense (recovery)		(18)
Changes in operating assets and liabilities:
Accounts receivable and other receivables	1,284	(683)
Deferred costs	12	(255)
Inventory	(427)	203
Prepaid expenses and other assets	89	27
Accounts payable, accrued expenses and deferred rent	(744)	338
Deferred revenue	(1)	107
Income taxes payable	10	(1)
Net cash provided by operating activities	1,040	255
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of equipment	(139)	(316)
Purchases of investments	(297)
Income tax effect of unrealized gains and losses	21
Increase in notes receivable	(1,150)
Increase in intangibles	(8)	(13)
Proceeds from disposal of equipment	12	3
Net cash used in investing activities	(1,561)	(326)
CASH FLOWS FROM FINANCING ACTIVITIES:
Principal payments on capital lease and notes payable	(14)	(16)
Borrowings from Summit Loan		400
Repayments on Summit Loan		(400)
Proceeds from shares issued under ATM, net of commissions and fees	2,169
Proceeds from ESPP Contributions	16	10
Repurchases of common stock		(49)
Net cash provided by (used in) financing activities	2,171	(55)
Net increase (decrease) in cash and cash equivalents	1,650	(126)
Cash and cash equivalents, beginning of period	4,205	2,294
Cash and cash equivalents, end of period	5,855	2,168
Noncash investing and financing activity:
Capital lease for the acquisition of equipment		105
Value of shares surrendered in connection with a stock option exercise		45
Cash paid during the period for:
Interest	2	3
Income taxes, net of refunds	$ 118	$ 19