CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Net revenues:
Product	$ 18,592	$ 23,916
Service	14,250	16,020
Contract	23,699	26,738
Revenue, net	56,541	66,674
Costs of sales:
Product	12,903	16,473
Service	9,553	11,552
Contract	22,072	25,479
Cost of goods and services sold	44,528	53,504
Gross margin	12,013	13,170
Operating expenses:
Selling, general and administrative	9,263	10,205
Research and development	3,864	4,140
Operating expenses	13,127	14,345
Operating loss from continuing operations	(1,114)	(1,175)
Other expense, net	(78)	(34)
Interest expense	(17)	(13)
Loss from continuing operations before benefit for income taxes	(1,209)	(1,222)
Benefit for income taxes	220	853
Loss from continuing operations	(989)	(369)
Discontinued operations -
Loss on discontinued operations (net of tax)	0	(15)
Net Loss	$ (989)	$ (384)
Basic Earnings per Share:
Loss from continuing operations (in dollars per share)	$ (0.06)	$ (0.02)
Loss from discontinued operations (in dollars per share)	$ 0	$ 0.00
Net Loss (in dollars per share)	$ (0.06)	$ (0.03)
Diluted Earnings per Share:
Loss from continuing operations (in dollars per share)	$ (0.06)	$ (0.02)
Loss from discontinued operations (in dollars per share)	$ 0	$ 0.00
Net Loss (in dollars per share)	$ (0.06)	$ (0.03)
Weighted average shares outstanding
Basic (in shares)	15,499	15,154
Diluted (in shares)	15,499	15,154