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Note 3 - Retirement and Other Benefit Plans - Actual and Target Allocation for Plan Assets (Details)	12 Months Ended
	Oct. 28, 2016	Oct. 30, 2015
Actual Asset Allocation	100.00%	100.00%
Target Asset Allocation	100.00%	100.00%
Large Cap Equities [Member]
Actual Asset Allocation	32.00%	31.10%
Target Asset Allocation	32.00%	32.00%
Mid Cap Equities [Member]
Actual Asset Allocation	0.00%	0.00%
Target Asset Allocation	0.00%	0.00%
SmallCapEquitiesMember
Actual Asset Allocation	12.10%	13.30%
Target Asset Allocation	12.00%	12.00%
International Including Non US Fixed Income [Member]
Actual Asset Allocation	21.30%	20.30%
Target Asset Allocation	21.00%	21.00%
Fixed Income [Member]
Actual Asset Allocation	30.70%	30.80%
Target Asset Allocation	31.00%	31.00%
Other Government Corporate Bonds [Member]
Actual Asset Allocation	2.00%	1.90%
Target Asset Allocation	2.00%	2.00%
Cash [Member]
Actual Asset Allocation	1.90%	2.60%
Target Asset Allocation	2.00%	2.00%

X

- Definition

Target allocation of investments of this type to total plan assets presented on a weighted average basis.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (c)(i)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e2446-114920

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

+ Details

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

X

- Definition

Percentage of fair value of investments (categorized by debt securities, equity securities, real estate and other plan assets) to the fair value of plan assets held.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e2446-114920

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(1)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

+ Details

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X

- Details

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X

- Details

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X

- Details

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X

- Details

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X

- Details

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X

- Details

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X

- Details

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