Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2021	Mar. 31, 2020
Revenue	$ 42,760	$ 43,098	$ 117,921	$ 130,508
Cost of sales	30,056	32,100	78,677	95,332
Gross profit	12,704	10,998	39,244	35,176
Operating expenses:
Selling, general and administrative	13,731	15,888	44,371	47,230
Investigation, proxy solicitation and restatement expenses	0	4,181	0	13,949
Depreciation and amortization	991	1,107	3,111	3,209
Total operating expenses	14,722	21,176	47,482	64,388
Operating loss	(2,018)	(10,178)	(8,238)	(29,212)
Other income (expense):
Interest income	302	411	978	988
Interest expense	(88)	(683)	(3,970)	(1,981)
Change in fair value of derivative	0	1,070	0	1,070
Total other income (expense), net	214	798	(2,992)	77
Loss before income taxes	(1,804)	(9,380)	(11,230)	(29,135)
Provision for income taxes	(44)	85	(133)	(46)
Net loss	(1,848)	(9,295)	(11,363)	(29,181)
Preferred dividends	(334)	(334)	(668)	(668)
Net loss applicable to common shares	$ (2,182)	$ (9,629)	$ (12,031)	$ (29,849)
Net loss per common share
Basic (in dollars per share)	$ (0.03)	$ (0.15)	$ (0.18)	$ (0.48)
Diluted (in dollars per share)	$ (0.03)	$ (0.15)	$ (0.18)	$ (0.48)
Weighted average number of common shares outstanding
Basic (in shares)	67,112,511	64,096,778	65,617,458	62,591,947
Diluted (in shares)	67,112,511	64,096,778	65,617,458	62,591,947
Service
Revenue	$ 34,686	$ 34,961	$ 101,008	$ 105,324
Cost of sales	20,463	22,244	60,415	66,912
Product
Revenue	8,074	8,137	16,913	25,184
Cost of sales	$ 9,593	$ 9,856	$ 18,262	$ 28,420