Intangible Assets (Tables)

3 Months Ended

Apr. 01, 2012

Schedule Of Amortizable Intangible Assets


	April 1, 2012
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Weighted Average Useful Life
	(in thousands)
Developed technology	$	358,155	$	104,378	$	253,777		6.3 years
Customer relationships and service and software maintenance contracts		144,971		49,788		95,183		8.0 years
Trade names and trademarks		33,840		8,254		25,586		9.0 years
Customer backlog		1,000		1,000		—		0.4 years

Total intangible assets	$	537,966	$	163,420	$	374,546		7.0 years


	December 31, 2011
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Weighted Average Useful Life
	(in thousands)
Developed technology	$	358,155	$	91,391	$	266,764		6.3 years
Customer relationships and service and software maintenance contracts		144,971		45,230		99,741		8.0 years
Trade names and trademarks		33,840		7,370		26,470		9.0 years
Customer backlog		1,000		1,000		—		0.4 years

Total intangible assets	$	537,966	$	144,991	$	392,975		7.0 years

Schedule Of Estimated Intangible Asset Amortization Expense


Year	Amortization Expense (in thousands)
2012 (remainder)	$	55,079
2013		72,459
2014		69,374
2015		52,351
2016		52,351

- Definition

Tabular disclosure of amortizable intangibles assets, in total and by major class, including the gross carrying amount and accumulated amortization. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

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