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Fair Value Measurements, Derivative Instruments and Hedging Activities and Financial Risks - Foreign Currency Exchange Rate Risks (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
May 31, 2021 | May 31, 2020 | May 31, 2021 | May 31, 2020
Fair Value, Measurement Inputs, Disclosure [Line Items] |  |  |  |
Change in foreign currency translation adjustment | $ 104,000,000 | $ 23,000,000 | $ 303,000,000 | $ 48,000,000
Foreign currency contract commitments | 6,800,000,000 |  | 6,800,000,000 |
Sterling-denominated |  |  |  |
Fair Value, Measurement Inputs, Disclosure [Line Items] |  |  |  |
Debt instrument, face amount | 497,000,000 |  | 497,000,000 |
Change in foreign currency translation adjustment | 8,000,000 |  | 50,000,000 |
Euro-denominated |  |  |  |
Fair Value, Measurement Inputs, Disclosure [Line Items] |  |  |  |
Debt instrument, face amount | $ 9,000,000,000 |  | $ 9,000,000,000 |

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