Income Taxes - Additional Information (Detail) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
May 31, 2024 |
May 31, 2023 |
May 31, 2024 |
May 31, 2023 |
|
| Income Tax Disclosure [Abstract] | ||||
| Effective income tax rate reconciliation, tax credit, amount | $ 20.2 | $ 3.0 | $ 18.6 | $ 6.8 |
| Effective income tax rate reconciliation, change in deferred tax assets valuation allowance, amount | 19.4 | 19.4 | 3.2 | |
| Tax benefits from the reversal of certain reserves and uncertainties, associated with the expiration of statutes of limitations | 1.3 | 1.2 | 1.3 | 1.2 |
| Shares issued, tax expense | 0.3 | 0.6 | 0.2 | 0.4 |
| Unrecognized Tax Benefits, Reduction Resulting From State Tax Matter | $ 0.8 | $ 1.9 | ||
| Tax benefits related to the revaluation of deferred taxes | 0.8 | |||
| Income tax benefit related to a tax settlement | $ 1.2 | $ 1.2 | ||