Goodwill and Identified Intangibles (Details 2) (USD $) In Thousands	9 Months Ended
Sep. 30, 2011
Estimated future amortization expense of purchased intangible assets
2011(remaining 3 months)	$ 7,642
2012	29,219
2013	27,328
2014	20,520
2015	6,497
2016	4,097
Total	95,303
Cost of Revenue [Member]
Estimated future amortization expense of purchased intangible assets
2011(remaining 3 months)	5,423
2012	20,504
2013	19,232
2014	13,745
2015	714
2016	0
Total	59,618
Operating Expenses [Member]
Estimated future amortization expense of purchased intangible assets
2011(remaining 3 months)	2,219
2012	8,715
2013	8,096
2014	6,775
2015	5,783
2016	4,097
Total	$ 35,685

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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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