CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract]
Revenue	$ 17,125	$ 12,415	$ 33,467	$ 25,391
Cost of revenue	12,108	8,855	24,328	18,207
Gross profit	5,017	3,560	9,139	7,184
Operating expenses:
Selling, general and administrative	3,774	2,563	7,366	5,319
Research and development	348	318	750	673
Restructuring charges	0	277	45	402
Depreciation	99	102	175	202
Amortization of definite-lived intangible assets	34	73	98	146
Total operating expenses	4,255	3,333	8,434	6,742
Operating income (loss)	762	227	705	442
Interest income, net	18	13	45	40
Gain (loss) on derivative instruments, net	315	(17)	155	(135)
Other income (expense), net	(34)	(4)	(37)	98
Income (loss) before income taxes	1,061	219	868	445
Provision for income taxes	234	108	307	196
Net income (loss)	$ 827	$ 111	$ 561	$ 249
Basic earnings per common share	$ 0.04	$ 0.01	$ 0.03	$ 0.01
Diluted earnings per common share	$ 0.04	$ 0.01	$ 0.03	$ 0.01