Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Name:	us-gaap_CommonStockSharesOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Commitments and Contingencies Commitments and Contingencies (Legal Proceedings) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended
	Jul. 29, 2017	Oct. 29, 2016	May 27, 2016
Legal Proceedings [Line Items]
Common stock, shares outstanding	413,745	401,748
Ruckus
Legal Proceedings [Line Items]
Common stock, shares outstanding			92,200
Shares Dissented [Member] \| Ruckus
Legal Proceedings [Line Items]
Common stock, shares outstanding			3,200
Litigation Settlement, Amount	$ 51.9
Settlement Amount Per Share	$ 16.22