Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Aug. 31, 2023	Aug. 31, 2022	Aug. 31, 2023	Aug. 31, 2022
Income Tax Disclosure [Abstract]
Effective income tax rate reconciliation, tax credit, amount	$ 3.3	$ 3.8	$ 10.1	$ 15.5
Tax benefits from the reversal of certain reserves and uncertainties	2.2		2.2
Tax benefits from the reversal of certain reserves and uncertainties, associated with the expiration of statutes of limitations	0.8	4.7	2.0	6.2
Shares issued, tax benefit	0.6		1.0	9.0
Adjustment to tax accrual, tax benefit	1.5	1.3	1.5	1.3
Foreign withholding tax expense	$ 1.9		1.9
Effective income tax rate reconciliation, change in deferred tax assets valuation allowance, amount			3.2	4.1
Income tax benefit related to a tax settlement			1.2
Tax benefits related to the revaluation of deferred taxes		1.4	$ 0.8	3.9
Tax expense relating to the sale of a business		$ 11.6		11.6
Tax expense relating to the sale of an asset				$ 2.3