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Pension and Other Post-retirement Benefits - Assumptions (Details) - USD ($) $ in Thousands | 12 Months Ended
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Oct. 30, 2016 | Oct. 25, 2015 | Oct. 26, 2014
Pension Benefits |  |  |
Weighted-average assumptions used to determine benefit obligations |  |  |
Discount rate (as a percent) | 3.94% | 4.50% |
Rate of future compensation increase (as a percent) | 3.96% | 3.92% |
Weighted-average assumptions used to determine net periodic benefit costs |  |  |
Discount rate (as a percent) | 4.50% | 4.31% | 4.89%
Rate of future compensation increase (as a percent) | 3.92% | 3.94% | 3.91%
Expected long-term return on plan assets (as a percent) | 7.60% | 7.70% | 7.80%
Effect of one-percentage-point change |  |  |
Effect of one-percentage-point increase in discount rate on expense | $ (14,259) |  |
Effect of one-percentage-point decrease in discount rate on expense | 16,745 |  |
Effect of one-percentage-point increase in discount rate on benefit obligation | (181,910) |  |
Effect of one-percentage-point decrease in discount rate on benefit obligation | 230,150 |  |
Effect of one-percentage-point increase in expected long-term rate of return on plan assets | (12,125) |  |
Effect of one-percentage-point decrease in expected long-term rate of return on plan assets | 12,125 |  |
Effect of one-percentage-point increase in rate of future compensation increase on expense | 2,577 |  |
Effect of one-percentage-point decrease in rate of future compensation increase on expense | (2,263) |  |
Effect of one-percentage-point increase in rate of future compensation increase on benefit obligation | 1,421 |  |
Effect of one-percentage-point decrease in rate of future compensation increase on benefit obligation | $ (1,332) |  |
Post-retirement Benefits |  |  |
Weighted-average assumptions used to determine net periodic benefit costs |  |  |
Increase in per capita cost of covered health care benefits assumed for next fiscal year (as a percent) | 8.00% |  |
Expected ultimate pre-Medicare and post-Medicare rate (as a percent) | 5.00% |  |
Year that reaches the ultimate trend rate | 2022 |  |
Effect of one-percentage-point change |  |  |
Effect of one-percentage-point increase in discount rate on expense | $ (1,011) |  |
Effect of one-percentage-point decrease in discount rate on expense | 4,710 |  |
Effect of one-percentage-point increase in discount rate on benefit obligation | (31,075) |  |
Effect of one-percentage-point decrease in discount rate on benefit obligation | 37,551 |  |
Effect of one-percentage-point increase in health care cost trend rate on expense | 1,575 |  |
Effect of one-percentage-point decrease in health care cost trend rate on expense | (1,347) |  |
Effect of one-percentage-point increase in health care cost trend rate on benefit obligation | 33,249 |  |
Effect of one-percentage-point decrease in health care cost trend rate on benefit obligation | $ (28,432) |  |

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- Definition The effect of a one-percentage-point decrease in the long term rate of return on the plan assets and its effect on net periodic benefit costs. + References No definition available. + Details
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- Definition The interest rate used to adjust for the time value of money for the plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(1) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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- Definition Expected rate of compensation increases (for pay-related plans). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(2) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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- Definition The interest rate used to adjust for the time value of money. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(1) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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- Definition An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Expected Long-Term Rate of Return on Plan Assets -URI http://asc.fasb.org/extlink&oid=6512046 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(3) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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- Definition Expected rate of compensation increases (for pay-related plans). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(2) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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- Definition Amount of effect of a one-percentage-point decrease in the assumed health care cost trend rates on the accumulated postretirement benefit obligation for health care benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (m) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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- Definition The assumed health care cost trend rate for the next year used to measure the expected cost of benefits covered by the plan (gross eligible charges). This is based upon the annual rate of change in the cost of health care benefits currently provided by the postretirement benefit plan, due to factors other than changes in the composition of the plan population by age and dependency status. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Health Care Cost Trend Rate -URI http://asc.fasb.org/extlink&oid=6514820 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (l) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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