CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' INVESTMENT (PARENTHETICAL) - $ / shares	3 Months Ended	9 Months Ended	12 Months Ended
Jul. 30, 2017	Jul. 24, 2016	Jul. 30, 2017	Jul. 24, 2016	Oct. 30, 2016
CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' INVESTMENT
Declared cash dividends (in dollars per share)	$ 0.170	$ 0.145	$ 0.510	$ 0.435	$ 0.58

Aggregate dividends declared during the period for each share of common stock outstanding.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

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Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration