Goodwill and Intangible Assets - Schedule of Fair Value of Core Technologies (Details) (Developed technology, USD $) In Thousands, unless otherwise specified		0 Months Ended		0 Months Ended		12 Months Ended	0 Months Ended	12 Months Ended	0 Months Ended
Mar. 20, 2012 Gennum	Mar. 20, 2012 Gennum Underlying intellectual property - Clock and data recovery	Mar. 20, 2012 Gennum Video broadcast and surveillance	Mar. 20, 2012 Gennum Optical communication	Mar. 20, 2012 Gennum Other	Jan. 26, 2014 Minimum	Mar. 20, 2012 Minimum Gennum Video broadcast and surveillance	Mar. 20, 2012 Minimum Gennum Other	Jan. 26, 2014 Maximum	Mar. 20, 2012 Maximum Gennum Video broadcast and surveillance	Mar. 20, 2012 Maximum Gennum Other
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, fair value	$ 95,100	$ 31,000	$ 39,000	$ 21,000	$ 4,100
Estimated useful life		8 years		6 years		2 years	7 years	6 years	10 years	8 years	7 years

This element represents the sum of all intangible assets having statutory or estimated useful lives.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 157

-Paragraph 33

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant