CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Cash Flows from Operating Activities:
Net income	$ 12,894	$ 11,549	$ 7,429
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	3,460	2,777	1,895
Stock-based compensation	2,036	4,919	5,525
Amortization of right-of-use assets	2,365	2,323	0
Gain on sale of fixed assets	(7)	0	0
Amortization of deferred financing fees	0	7	6
Amortization of debt discount	0	39	36
Deferred income tax	955	364	563
Changes in operating assets and liabilities:
Accounts receivable	(265)	(539)	14
Income tax receivable	(1,036)	1,237	(785)
Inventory, net	(2,069)	(152)	(64)
Prepaid expenses and other	486	(29)	1,029
Other long-term assets	59	(483)	7
Accounts payable	3,214	(1,648)	1,369
Income tax payable	46	193	552
Other accrued expenses	(3,659)	432	545
Lease liabilities	(1,913)	(2,698)	0
Other long-term liabilities	(293)	35	(332)
Net Cash Provided by Operating Activities	16,273	18,326	17,789
Cash Flows from Investing Activities:
Investments in convertible note receivable	0	0	(2,000)
Purchase of equipment	(3,741)	(2,681)	(2,506)
Proceeds from sale of fixed assets	7	0	0
Net Cash Used in Investing Activities	(3,734)	(2,681)	(4,506)
Cash Flows from Financing Activities:
Repurchase of company stock	(11,933)	(5,405)	(4,655)
Payment on term loan	0	(1,500)	(4,000)
Shares purchased as payment of tax withholding and other	(1,416)	(6,246)	(3,167)
Proceeds from common stock issued under employee stock purchase plan	517	653	0
Exercise of options and warrants	1,379	76	701
Net Cash Used in Financing Activities	(11,453)	(12,422)	(11,121)
Foreign Currency Effect on Cash	(50)	91	10
Increase in Cash and Cash Equivalents	1,036	3,314	2,172
Cash and Cash Equivalents — beginning of period	22,138	18,824	16,652
Cash and Cash Equivalents — end of period	23,174	22,138	18,824
Non Cash Investing and Financing Activities
Increase in property and equipment and lease liabilities from lease incentives	3,543	0	0
Conversion of convertible notes receivable to equity securities	0	2,205	0
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Cash paid for interest	17	44	227
Cash paid for income taxes	$ 4,017	$ 1,623	$ 1,286