Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
Revenue from External Customer [Line Items]
Revenue	$ 37,646	$ 33,592	$ 105,574	$ 90,383
Costs of sales	27,867	23,747	76,442	65,185
Gross profit	9,779	9,845	29,132	25,198
Operating expenses:
Selling, general and administrative	11,156	9,629	31,537	25,558
Investigation and restatement expenses	1,408	0	13,122	0
Integration and acquisition costs	24	1,677	1,127	5,774
Depreciation and amortization	1,083	1,105	3,359	2,087
Total operating expenses	13,671	12,411	49,145	33,419
Operating loss	(3,892)	(2,566)	(20,013)	(8,221)
Other income (expense):
Interest income	318	226	1,104	630
Interest expense	(913)	(863)	(2,518)	(2,106)
Total other expense, net	(595)	(637)	(1,414)	(1,476)
Loss before income taxes	(4,487)	(3,203)	(21,427)	(9,697)
(Provision) benefit for income taxes	(23)	(20)	(60)	109
Net loss	(4,510)	(3,223)	(21,487)	(9,588)
Preferred dividends	(334)	(334)	(668)	(668)
Net loss applicable to common shares	$ (4,844)	$ (3,557)	$ (22,155)	$ (10,256)
Net income (loss) per common share
Basic (in dollars per share)	$ (0.08)	$ (0.07)	$ (0.37)	$ (0.20)
Diluted (in dollars per share)	$ (0.08)	$ (0.07)	$ (0.37)	$ (0.20)
Weighted average number of common shares outstanding
Basic (in shares)	60,065,053	53,637,085	60,059,594	51,101,813
Diluted (in shares)	60,065,053	53,637,085	60,059,594	51,101,813
Service
Revenue from External Customer [Line Items]
Revenue	$ 31,630	$ 25,381	$ 90,438	$ 68,292
Costs of sales	20,423	16,037	58,542	43,640
Product
Revenue from External Customer [Line Items]
Revenue	6,016	8,211	15,136	22,091
Costs of sales	$ 7,444	$ 7,710	$ 17,900	$ 21,545