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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, 2023 | Aug. 31, 2022 | Nov. 30, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |
Foreign currency translation adjustment | $ (312.1) |  | $ (405.3)
Unrealized gain on foreign currency exchange contracts | 1.8 |  | 3.8
Unamortized value of settled interest rate swaps | (2.8) |  | (0.6)
Pension and other postretirement costs | (80.8) |  | (78.5)
Accumulated other comprehensive loss | (393.9) |  | $ (480.6)
Increase in foreign currency translation adjustment | 93.2 |  |
Cross currency contracts | Net Investment Hedges |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |
Gain (loss) recognized in OCI | $ 17.6 | $ (51.8) |

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