Goodwill and Identified Intangibles (Details 2) (USD $) In Thousands	6 Months Ended
Jul. 01, 2011
Estimated future amortization expense of purchased intangible assets
2011(remaining 6 months)	$ 15,318
2016	4,097
2012	29,219
2013	27,328
2014	20,520
2015	6,497
Total	102,979
Cost of Revenue [Member]
Estimated future amortization expense of purchased intangible assets
2011(remaining 6 months)	10,869
2016	0
2012	20,504
2013	19,232
2014	13,745
2015	714
Total	65,064
Operating Expenses [Member]
Estimated future amortization expense of purchased intangible assets
2011(remaining 6 months)	4,449
2016	4,097
2012	8,715
2013	8,096
2014	6,775
2015	5,783
Total	$ 37,915

The aggregate estimated amortization expense for succeeding fiscal years for intangible assets subject to amortization.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 142
-Paragraph 45
-Subparagraph a(3)
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16323-109275

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The amount of amortization expense expected to be recognized during the remainder of the current fiscal year.

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The amount of amortization expense expected to be recognized during year five of the five succeeding fiscal years.

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The amount of amortization expense expected to be recognized during year one of the five succeeding fiscal years.

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