Leases - Supplemental Balance Sheet Information (Details) - USD ($) $ in Millions	Oct. 31, 2020	Nov. 01, 2019
Lease assets
Operating lease, right-of-use asset	$ 143.1	$ 167.5
Finance lease, right-of-use asset	$ 6.1
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	us-gaap:PropertyPlantAndEquipmentNet
Total lease assets	$ 149.2
Current liabilities
Operating leases	35.0	36.3
Finance leases	$ 2.3
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:OtherAccruedLiabilitiesCurrent
Noncurrent liabilities
Operating leases	$ 131.4	$ 154.2
Finance leases	$ 2.8
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesNoncurrent
Total lease liabilities	$ 171.4
Finance leases, accumulated depreciation	$ (13.6)