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Compensation Plans and Post-Employment Benefits - Fair Value of Plan Assets (Details) - USD ($) $ in Millions | Nov. 30, 2024 | Nov. 30, 2023
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Defined Benefit Plan Disclosure [Line Items] |  |
Plan investment assets, at fair value | $ 168 | $ 196
Equities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Plan investment assets, at fair value | 11 | 47
UK government fixed interest bonds (gilts) |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Plan investment assets, at fair value | $ 157 | $ 149

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