Condensed Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenues:
Hardware product revenues.	$ 71,287	$ 82,721	$ 144,164	$ 161,771
Software and other revenues	11,564	10,649	23,607	22,050
Total revenues	82,851	93,370	167,771	183,821
Costs and expenses:
Cost of hardware product revenues	40,342	45,190	81,555	88,910
Research and development	35,271	29,043	71,670	55,157
Selling, general and administrative	31,424	24,890	68,026	49,016
Amortization of intangible assets	1,347	109	2,858	218
Total costs and expenses	108,384	99,232	224,109	193,301
Operating loss	(25,533)	(5,862)	(56,338)	(9,480)
Interest income	1,083	1,843	2,230	3,906
Other income (expense), net	(417)	257	(697)	543
Loss before income taxes	(24,867)	(3,762)	(54,805)	(5,031)
Provision for income taxes	587	2,900	1,015	5,600
Net loss	$ (25,454)	$ (6,662)	$ (55,820)	$ (10,631)
Net loss per share -Basic and diluted	$ (0.51)	$ (0.13)	$ (1.13)	$ (0.21)
Shares used to compute basic and diluted net loss per share	49,814	50,364	49,448	50,769