For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13531-108611

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13537-108611

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

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

Industry Segment Operations (Percentage by Customer) (Details) - Sales Revenue	3 Months Ended		6 Months Ended
	Apr. 28, 2019	Apr. 29, 2018	Apr. 28, 2019	Apr. 29, 2018
Entity-Wide Revenue, Major Customer [Line Items]
Percentage of net sales	100.00%	100.00%	100.00%	100.00%
Customer Concentration Risk \| Taiwan Semiconductor Manufacturing Company Limited
Entity-Wide Revenue, Major Customer [Line Items]
Percentage of net sales			15.00%
Customer Concentration Risk \| Intel Corporation
Entity-Wide Revenue, Major Customer [Line Items]
Percentage of net sales			12.00%
Customer Concentration Risk \| Toshiba
Entity-Wide Revenue, Major Customer [Line Items]
Percentage of net sales			11.00%
Customer Concentration Risk \| SK Hynix Inc.
Entity-Wide Revenue, Major Customer [Line Items]
Percentage of net sales			11.00%