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Unsecured Debt - Schedule of Annual Maturities of Debt (Details) - USD ($)
$ in Millions
Nov. 30, 2019
Nov. 30, 2018
Debt Disclosure [Abstract]    
2020 $ 1,827  
2021 1,915  
2022 1,352  
2023 2,234  
2024 680  
Thereafter 3,627  
Total Debt $ 11,634 $ 10,394