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Accumulated Other Comprehensive Loss - Components of Accumulated Other Comprehensive Income, Net of Tax (Details) (Details) - USD ($) $ in Millions | 9 Months Ended |
--- | --- | ---
Aug. 31, 2024 | Aug. 31, 2023 | Nov. 30, 2023
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |
Foreign currency translation adjustment | $ (302.6) |  | $ (305.7)
Unrealized gain (loss) on foreign currency exchange contracts | (1.9) |  | 0.8
Unamortized value of settled interest rate swaps | (2.3) |  | (2.7)
Pension and other postretirement costs | (83.6) |  | (81.0)
Accumulated other comprehensive loss | (390.4) |  | $ (388.6)
Increase in foreign currency translation adjustment | 3.1 |  |
Cross currency contracts | Net Investment Hedges |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |
Gain (loss) recognized in OCI | $ 4.4 | $ 17.6 |

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