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Employee Benefit And Retirement Plans - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
May 31, 2021 | May 31, 2020 | May 31, 2021 | May 31, 2020 | Nov. 30, 2020
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Other income, net | $ 3.9 | $ 3.1 | $ 8.5 | $ 8.6 |
Payment for Pension Benefits |  |  | 5.2 | 4.4 | $ 11.9
Pension and other postretirement costs | 295.2 |  | 295.2 |  | $ 296.3
Accounting Standards Update 2017-07 [Member] |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Other income, net | $ (1.4) | $ (2.4) | $ (3.2) | $ (5.2) |

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