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Debt - Narrative (Details)
$ in Millions, € in Billions, £ in Billions
3 Months Ended
Feb. 28, 2022
USD ($)
Feb. 28, 2022
EUR (€)
Feb. 28, 2022
GBP (£)
Nov. 30, 2021
USD ($)
Debt Instrument [Line Items]        
Short-term borrowings $ 2,741     $ 2,790
Debt instrument, convertible, equity component minimum threshold 5,000      
Debt instrument, convertible, liquidity component minimum threshold $ 1,500      
February 28, 2023 and May 31, 2023 testing dates        
Debt Instrument [Line Items]        
Debt instrument, debt covenant, required interest coverage covenant, ratio 2.0      
August 31, 2023 and November 30, 2023 testing dates        
Debt Instrument [Line Items]        
Debt instrument, debt covenant, required interest coverage covenant, ratio 2.5      
February 28, 2024 testing date onwards        
Debt Instrument [Line Items]        
Debt instrument, debt covenant, required interest coverage covenant, ratio 3.0      
Before November 30, 2021 testing date        
Debt Instrument [Line Items]        
Debt instrument, debt covenant, required debt to capital covenant (percent) 75.00%      
November 30, 2021 until May 31, 2023 test date        
Debt Instrument [Line Items]        
Debt instrument, debt covenant, required debt to capital covenant (percent) 65.00%      
Unsecured Debt | Revolving Credit Facility, Multi-currency, U.S. Dollar-denominated        
Debt Instrument [Line Items]        
Line of credit $ 1,700      
Unsecured Debt | Revolving Credit Facility, Multi-currency, Euro-denominated        
Debt Instrument [Line Items]        
Line of credit | €   € 1.0    
Unsecured Debt | Revolving Credit Facility, Multi-currency, Sterling-denominated        
Debt Instrument [Line Items]        
Line of credit | £     £ 0.2  
Export credit facility | Export Credit Facility Due 2034        
Debt Instrument [Line Items]        
Debt instrument, face amount $ 2,300