Pension and Other Post-retirement Benefits - Plan Assets Allocations (Details) - Pension Benefits	Oct. 28, 2018	Oct. 29, 2017
Large capitalization equity
Pension and Other Post-retirement Benefits
Actual weighted-average asset allocations, percentage	13.70%	22.10%
Small capitalization equity
Pension and Other Post-retirement Benefits
Actual weighted-average asset allocations, percentage	12.70%	5.40%
International equity
Pension and Other Post-retirement Benefits
Actual weighted-average asset allocations, percentage	14.90%	15.10%
Global equity
Pension and Other Post-retirement Benefits
Actual weighted-average asset allocations, percentage	12.40%	12.00%
Private equity
Pension and Other Post-retirement Benefits
Actual weighted-average asset allocations, percentage	5.80%	5.40%
Total equity securities
Pension and Other Post-retirement Benefits
Actual weighted-average asset allocations, percentage	59.50%	60.00%
Fixed income
Pension and Other Post-retirement Benefits
Actual weighted-average asset allocations, percentage	33.60%	33.50%
Real estate
Pension and Other Post-retirement Benefits
Actual weighted-average asset allocations, percentage	5.70%	5.00%
Cash and cash equivalents
Pension and Other Post-retirement Benefits
Actual weighted-average asset allocations, percentage	1.20%	1.50%
Minimum \| Large capitalization equity
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	12.00%	12.00%
Minimum \| Small capitalization equity
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	3.00%	3.00%
Minimum \| International equity
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	10.00%	10.00%
Minimum \| Global equity
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	5.00%	5.00%
Minimum \| Private equity
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	0.00%	0.00%
Minimum \| Total equity securities
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	50.00%	50.00%
Minimum \| Fixed income
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	25.00%	25.00%
Minimum \| Real estate
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	0.00%	0.00%
Maximum \| Large capitalization equity
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	22.00%	22.00%
Maximum \| Small capitalization equity
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	13.00%	13.00%
Maximum \| International equity
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	20.00%	20.00%
Maximum \| Global equity
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	20.00%	20.00%
Maximum \| Private equity
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	15.00%	15.00%
Maximum \| Total equity securities
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	75.00%	75.00%
Maximum \| Fixed income
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	45.00%	45.00%
Maximum \| Real estate
Pension and Other Post-retirement Benefits
Target range of weighted-average asset allocations, percentage	10.00%	10.00%

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Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 55
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=112275985&loc=d3e4179-114921

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
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Percentage of actual investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
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