Employee-Separation Program (Details) - Voluntary Employee-Separation Program $ in Millions	3 Months Ended
	Feb. 02, 2020 USD ($)
Voluntary Employee Separation Program
Total voluntary employee-separation programs' expenses	$ 7.7
Health Care and Life Insurance
Voluntary Employee Separation Program
Curtailments	$ (3.3)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Curtailment Gain (Loss), Statement of Income or Comprehensive Income [Extensible List]	Selling, General and Administrative Expense