Income Taxes (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2021	Nov. 30, 2020
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	$ 82.4	$ 62.8	$ 71.7
Non-U.S. subsidiaries tax loss carryforwards	171.0
Tax loss carryforwards expiring through 2024	11.8
Tax loss carryforwards expiring from 2025 through 2026	11.0
Tax Loss Carryforwards expiring from 2027 Through 2040	49.6
Net decrease in the valuation allowance	0.5
Unrecognized tax benefits	24.0	25.1	26.8	$ 39.3
Statute expirations	1.3	5.0	6.0
Interest and penalty (income) / expense	(0.5)	0.2	(3.7)
Interest and penalties accrued	3.8	4.7
Tax benefits that would impact effective tax rate	24.0	25.1	26.8
Deferred, Federal	2.2	$ (37.1)	$ (23.5)
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration	98.6
Undistributed Earnings of Foreign Subsidiaries	1,500.0
Expiration Year 2030
Tax Credit Carryforward [Line Items]
Tax Credit Carryforward, Amount	6.5
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	4.2
Expiration Year 2033
Tax Credit Carryforward [Line Items]
Tax Credit Carryforward, Amount	$ 3.2