CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Net revenues:
Product	$ 94,397	$ 84,484
Service	46,754	45,690
Contract	87,852	87,689
Revenue, net	229,003	217,863
Costs of sales:
Product	68,192	58,889
Service	32,824	35,011
Contract	81,848	82,347
Cost of goods and services sold	182,864	176,247
Gross margin	46,139	41,616
Operating expenses:
Selling, general and administrative	28,276	28,974
Research and development	10,247	8,947
Amortization of identifiable intangible assets	987	279
Operating expenses	39,510	38,200
Operating income from continuing operations	6,629	3,416
Other (expense) income, net	(800)	485
Interest expense	(308)	(136)
Income from continuing operations before provision for income taxes	5,521	3,765
Provision for income taxes	(1,500)	(3,694)
Income from continuing operations	4,021	71
Discontinued operations
Loss on discontinued operations (net of tax)	(4,912)	(3,722)
Net loss	$ (891)	$ (3,651)
Basic Earnings per Share:
Income from continuing operations (in dollars per share)	$ 0.26	$ 0
Loss from discontinued operations (in dollars per share)	(0.32)	(0.24)
Net loss (in dollars per share)	(0.06)	(0.24)
Diluted Earnings per Share:
Income loss from continuing operations (in dollars per share)	0.26	0
Loss from discontinued operations (in dollars per share)	(0.31)	(0.24)
Net loss (in dollars per share)	$ (0.06)	$ (0.23)
Weighted average shares outstanding
Basic (in shares)	15,562	15,501
Diluted (in shares)	15,666	15,582