CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) (USD $) In Thousands, except Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Net revenues:
Product	$ 23,990	$ 23,084	$ 46,874	$ 44,335
Service	18,037	16,862	34,178	36,101
Contract	16,258	16,268	33,080	33,897
Revenue, Net	58,285	56,214	114,132	114,333
Costs of sales:
Product	15,021	15,006	29,102	29,391
Service	20,691	10,901	31,733	23,949
Contract	15,336	15,218	31,145	31,813
Cost of Goods And Services Sold	51,048	41,125	91,980	85,153
Gross margin	7,237	15,089	22,152	29,180
Operating expenses:
Selling, general and administrative	10,157	9,781	20,065	19,321
Research and development	3,720	4,321	7,860	7,766
Impairment of goodwill and intangible assets	20,843	0	20,843	0
Amortization of identifiable intangible assets	205	235	410	469
Operating Expenses	34,925	14,337	49,178	27,556
Operating income (loss)	(27,688)	752	(27,026)	1,624
Other income (expense), net	(157)	278	(129)	419
Interest expense	(67)	(71)	(115)	(142)
Income (loss) before provision for income taxes	(27,912)	959	(27,270)	1,901
(Provision) benefit for income taxes	10,064	(110)	9,826	(470)
Net income (loss)	$ (17,848)	$ 849	$ (17,444)	$ 1,431
Earnings (loss) per share
Basic	$ (1.19)	$ 0.06	$ (1.17)	$ 0.10
Diluted	$ (1.19)	$ 0.06	$ (1.17)	$ 0.10
Weighted average shares outstanding
Basic	14,996	14,800	14,960	14,751
Diluted	14,996	15,031	14,960	14,993