CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011
Net revenues:
Products	$ 660,720
Total net revenues	766,885
Operating expenses:
Income from continuing operations before income taxes	163,095
Provision for (benefit from) income taxes, net	635
Net income	226,367
Income per share from continuing operations, net of tax – diluted	$ 4.22
Income per share from discontinued operations, net of tax – diluted	$ 1.65
Net income per common share – diluted	$ 5.87
Scenario, Actual [Member]
Net revenues:
Products	660,720
Services	106,165
Total net revenues	766,885
Cost of revenues:
Products	188,217
Services	70,808
Amortization of intangible assets	2,693
Total cost of revenues	261,718
Gross profit	505,167
Operating expenses:
Research and development	111,129
Marketing and selling	163,204
General and administrative	50,732
Amortization of intangible assets	8,528
Restructuring costs, net	6,534
Total operating expenses	340,127
Operating (loss) income	165,040
Interest income	142
Interest expense	(1,928)
Other income (expense), net	(159)
Income from continuing operations before income taxes	163,095
Provision for (benefit from) income taxes, net	635
Income (Loss) from Continuing Operations, Net of Tax	162,460
Gain on divestiture of consumer business	0
Income from divested operations	(63,907)
Income from discontinued operations, net of tax	63,907
Net income	$ 226,367
Income (loss) from continuing operations, net of tax - basic	$ 4.23
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	$ 1.66
Net Income (Loss) Per Share, Basic	$ 5.89
Income per share from continuing operations, net of tax – diluted	$ 4.22
Income per share from discontinued operations, net of tax – diluted	$ 1.67
Net income per common share – diluted	$ 5.87
Weighted Average Number of Shares Outstanding, Basic	38,435
Weighted Average Number of Shares Outstanding, Diluted	38,534