Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2023	May 31, 2022
Income Tax Disclosure [Abstract]
Effective income tax rate reconciliation, tax credit, amount	$ 3.0	$ 9.0	$ 6.8	$ 19.3
Tax benefits from the reversal of certain reserves and uncertainties	1.2	1.3	1.2	1.5
Income tax benefit related to a tax settlement	1.2		1.2
Effective income tax rate reconciliation, change in deferred tax assets valuation allowance, amount		4.1	3.2	4.1
Tax benefits related to the revaluation of deferred taxes			0.8	2.5
Shares issued, tax benefit	$ 0.6	1.1	$ 0.4	8.7
Effective Income Tax Rate Reconciliation, Disposition of Asset, Amount		$ 2.3		$ 2.3