UNAUDITED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Product revenue	$ 108,557	$ 87,717	$ 215,360	$ 177,499
Service revenue	47,344	43,858	96,174	84,913
Revenue	155,901	131,575	311,534	262,412
Cost of product revenue	75,120	56,667	147,446	114,276
Cost of service revenue	27,740	23,078	57,525	44,954
Cost of revenue	102,860	79,745	204,971	159,230
Gross profit	53,041	51,830	106,563	103,182
Selling, general and administrative expenses	44,692	40,430	89,354	81,829
Bad debt expense	3,772	2,638	7,237	5,293
Acquisition and integration expenses	636	0	808	0
Restructuring expense	202	3,475	502	4,774
Amortization of intangibles	878	819	1,757	1,638
Income from operations	2,861	4,468	6,905	9,648
Interest expense, net	6,790	6,235	13,359	12,847
Income (loss) before income taxes	(3,929)	(1,767)	(6,454)	(3,199)
Income Tax Expense (Benefit)	364	(127)	(138)	(544)
Loss from continuing operations, net of income taxes	(4,293)	(1,640)	(6,316)	(2,655)
(Loss) income from discontinued operations, net of income taxes	76,059	(686)	75,379	3,270
Net income (loss)	$ 71,766	$ (2,326)	$ 69,063	$ 615
Income (loss) per common share
Basic loss from continuing operations	$ (0.07)	$ (0.03)	$ (0.11)	$ (0.05)
Basic (loss) income from discontinued operations	$ 1.36	$ (0.01)	$ 1.36	$ 0.06
Basic	$ 1.29	$ (0.04)	$ 1.25	$ 0.01
Diluted loss from continuing operations	$ (0.07)	$ (0.03)	$ (0.11)	$ (0.05)
Diluted (loss) income from discontinued operations	$ 1.36	$ (0.01)	$ 1.36	$ 0.06
Diluted	$ 1.29	$ (0.04)	$ 1.25	$ 0.01
Weighted average common shares outstanding
Basic	55,746	54,298	55,143	54,216
Diluted	55,746	54,298	55,143	54,216