Employee-Separation Programs (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 01, 2020	Nov. 03, 2019
2020 Employee-Separation Programs
Employee Separation Programs
Total employee-separation programs' expenses	$ 19.7
2020 Employee-Separation Programs | Health Care and Life Insurance
Employee Separation Programs
Curtailment expense	$ 5.5
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Curtailment Gain (Loss), Statement of Income or Comprehensive Income [Extensible List]	Selling, General and Administrative Expense
Voluntary Employee-Separation Programs
Employee Separation Programs
Total employee-separation programs' expenses		$ 8.4