CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract]
Revenue	$ 57,620	$ 82,975
Cost of revenue	42,835	62,677
Gross profit	14,785	20,298
Operating expenses
Selling, general and administrative	15,765	16,169
Research and development	686	710
Restructuring charges	1,297	2,478
Loss on impairment	4,302	5,597
Depreciation	330	363
Amortization of intangible assets	1,943	2,400
Total operating expenses	24,323	27,717
Operating loss	(9,538)	(7,419)
Interest expense	(623)	(988)
Loss on derivative instruments, net	(17)	(13)
Other (expense) income, net	(4)	2,068
Loss before income taxes	(10,182)	(6,352)
Provision for income taxes	355	5,733
Net loss	$ (10,537)	$ (12,085)
Net loss per common share - basic and diluted (in dollars per share)	$ (0.52)	$ (0.60)
Diluted loss per common share (in dollars per share)	$ (0.52)	$ (0.60)
Weighted average shares outstanding used to compute net loss per share - basic and diluted (in shares)	20,439,157	20,062,021
Weighted average shares outstanding - Diluted (in shares)	20,439,157	20,062,021