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Pension and Other Post-retirement Benefits - Changes In Fair Value (Details) - Pension Benefits - USD ($)
$ in Thousands
12 Months Ended
Oct. 29, 2017
Oct. 30, 2016
Change in plan assets    
Fair value of plan assets at beginning of year $ 1,232,626 $ 1,179,777
Fair value of plan assets at end of year 1,379,953 1,232,626
Significant Unobservable Inputs (Level 3)    
Change in plan assets    
Fair value of plan assets at beginning of year 68,102 71,775
Purchases, issuances and settlements (net) (8,630) (7,109)
Unrealized (losses) gains (2,251) (6,903)
Realized gains 15,560 4,276
Interest and dividend income 1,423 6,063
Fair value of plan assets at end of year $ 74,204 $ 68,102