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Fair Value Measurements, Derivative Instruments and Hedging Activities and Financial Risks - Estimated Fair Value and Basis of Valuation of Financial Instrument Assets And Liabilities Measured at Fair Value on Recurring Basis (Details) - Financial Instruments Measured at Fair Value on a Recurring Basis - USD ($)
$ in Millions
Aug. 31, 2023
Nov. 30, 2022
Level 1    
Assets    
Cash equivalents $ 1,505 $ 2,589
Restricted cash 28 1,988
Total 1,533 4,576
Level 1 | Derivative financial instruments, liabilities    
Liabilities    
Derivative financial instruments 0 0
Level 2    
Assets    
Total 27 1
Liabilities    
Total 26  
Level 2 | Derivative financial instruments, assets    
Assets    
Derivative financial instruments 27 1
Level 2 | Derivative financial instruments, liabilities    
Liabilities    
Derivative financial instruments 26 0
Level 3 | Derivative financial instruments, liabilities    
Liabilities    
Derivative financial instruments $ 0 $ 0