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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
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