Income Taxes (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2022	Nov. 30, 2021	Nov. 30, 2020	Nov. 30, 2019
Tax Credit Carryforward [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%	21.00%
Current, Federal	$ 62.8	$ 71.7	$ 98.3
Non-U.S. subsidiaries tax loss carryforwards	162.6
Tax loss carryforwards expiring through 2023	5.1
Tax loss carryforwards expiring from 2024 through 2025	16.1
Tax Loss Carryforwards expiring from 2026 Through 2039	54.6
Net decrease in the valuation allowance	6.3
Unrecognized tax benefits	25.1	26.8	39.3	$ 32.0
Statute expirations	5.0	6.0	4.2
Interest and penalty (income) / expense	0.2	(3.7)	0.8
Interest and penalties accrued	4.7	4.7
Tax benefits that would impact effective tax rate	25.1	26.8	39.3
Deferred, Federal	(37.1)	$ (23.5)	$ (4.6)
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration	86.8
Undistributed Earnings of Foreign Subsidiaries	1,400.0
Expiration Year 2030
Tax Credit Carryforward [Line Items]
Tax Credit Carryforward, Amount	7.0
Expiration Year 2031
Tax Credit Carryforward [Line Items]
Tax Credit Carryforward, Amount	3.9
Expiration Year 2032
Tax Credit Carryforward [Line Items]
Tax Credit Carryforward, Amount	$ 5.3