CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Net revenues:
Product	$ 37,206	$ 22,084
Service	14,343	11,704
Contract	14,316	21,517
Revenue, net	65,865	55,305
Costs of sales:
Product	27,572	16,442
Service	9,885	8,599
Contract	12,747	19,655
Cost of goods and services sold	50,204	44,696
Gross margin	15,661	10,609
Operating expenses:
Selling, general and administrative	9,610	7,542
Research and development	3,569	2,762
Amortization of identifiable intangible assets	241	241
Operating expenses	13,420	10,545
Operating income from continuing operations	2,241	64
Other expense, net	(248)	(70)
Interest (expense) income, net	(32)	29
Income from continuing operations before provision for income taxes	1,961	23
Provision for income taxes	(697)	(8)
Income from continuing operations	1,264	15
Discontinued operation
Income from discontinued operations (net of tax)	183	0
Net income	$ 1,447	$ 15
Basic Earnings per Share:
Income from continuing operations (in dollars per share)	$ 0.08	$ 0
Income from discontinued operations (in dollars per share)	0.01	0
Net income (in dollars per share)	0.09	0
Diluted Earnings per Share:
Income from continuing operations (in dollars per share)	0.08	0
Income from discontinued operations (in dollars per share)	0.01	0
Net income (in dollars per share)	$ 0.09	$ 0
Weighted average shares outstanding
Basic (in shares)	15,781	15,646
Diluted (in shares)	15,978	15,723