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Employee Benefit And Retirement Plans - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 28, 2021 | Feb. 29, 2020 | Nov. 30, 2020
Defined Benefit Plan Disclosure [Line Items] |  |  |
Other income, net | $ 4.6 | $ 5.5 |
Payment for Pension Benefits | 2.3 | 1.9 | $ 11.9
Pension and other postretirement costs | 295.9 |  | $ 296.3
Accounting Standards Update 2017-07 [Member] |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Other income, net | $ (1.8) | $ (2.8) |

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