New Accounting Standards (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 01, 2020	Nov. 03, 2019
New accounting standards
Retained earnings	$ 2,891.6	$ 2,741.6
ASU 2016-02
New accounting standards
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	true
Change in Accounting Principle, Accounting Standards Update, Transition Option Elected [Fixed List]	us-gaap:AccountingStandardsUpdate201602CumulativeEffectPeriodOfAdoptionMember
Lease, Practical Expedients, Package [true false]	true
Lease, Practical Expedient, Use of Hindsight [true false]	false
ASU 2016-02 | Cumulative Effect from Adoption
New accounting standards
Operating Lease, Right-of-Use Asset		5.1
Operating Lease, Liability		$ 5.1
ASU 2020-04
New accounting standards
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	true
ASU 2016-13
New accounting standards
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	false
ASU 2016-13 | Cumulative Effect from Adoption | Pro Forma
New accounting standards
Retained earnings	$ (25.0)
ASU 2018-15
New accounting standards
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	false
ASU 2019-12
New accounting standards
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	false
ASU 2020-08
New accounting standards
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	false