Subsequent Events Subsequent Events (Schedule of Pro Form Information) (Details) - Ruckus - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Apr. 30, 2016	May. 02, 2015	Apr. 30, 2016	May. 02, 2015
Pro Forma Revenue	$ 623,143	$ 627,917	$ 1,296,807	$ 1,276,670
Pro Forma Net Income	$ 31,203	$ 60,324	$ 115,421	$ 88,107

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(2)-(3)
-URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1392-128463

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration