CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract]
Revenue	$ 23,458	$ 24,698	$ 45,652	$ 47,593
Cost of revenue	17,591	18,358	35,049	36,355
Gross profit	5,867	6,340	10,603	11,238
Operating expenses:
Selling, general and administrative	4,343	4,793	8,766	9,320
Research and development	156	189	396	518
Restructuring charges	2	190	2	1,107
Loss on impairment	0	0	5,464	0
Depreciation	102	176	193	279
Amortization of definite-lived intangible assets	547	312	1,056	462
Total operating expenses	5,150	5,660	15,877	11,686
Operating income (loss)	717	680	(5,274)	(448)
Interest (expense), net	(316)	(61)	(524)	(39)
Loss on derivative instruments, net	(101)	(91)	(8)	(247)
Other (expense) income, net	(19)	4	3	29
Income (loss) before income taxes	281	532	(5,803)	(705)
Provision (benefit) for income taxes	406	(449)	(1,442)	(190)
Net (loss) income	$ (125)	$ 981	$ (4,361)	$ (515)
Basic (loss) income per common share (in dollars per share)	$ (0.01)	$ 0.05	$ (0.22)	$ (0.03)
Diluted (loss) income per common share (in dollars per share)	$ (0.01)	$ 0.05	$ (0.22)	$ (0.03)
Weighted average shares outstanding - Basic (in shares)	20,006,492	19,651,441	19,979,018	19,580,046
Weighted average shares outstanding - Diluted (in shares)	20,006,492	20,029,123	19,979,018	19,580,046