Fair Value Measurements, Derivative Instruments and Hedging Activities and Financial Risks - Estimated Carrying and Fair Values of Financial Instrument Assets and Liabilities Not Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Millions	Aug. 31, 2023	Nov. 30, 2022
Carrying Value
Liabilities
Total	$ 32,093	$ 35,615
Carrying Value | Fixed rate debt
Liabilities
Debt	23,208	23,542
Carrying Value | Floating rate debt
Liabilities
Debt	8,885	12,074
Fair Value | Level 1
Liabilities
Total	0	0
Fair Value | Level 1 | Fixed rate debt
Liabilities
Debt	0	0
Fair Value | Level 1 | Floating rate debt
Liabilities
Debt	0	0
Fair Value | Level 2
Liabilities
Total	29,481	28,656
Fair Value | Level 2 | Fixed rate debt
Liabilities
Debt	21,581	18,620
Fair Value | Level 2 | Floating rate debt
Liabilities
Debt	7,899	10,036
Fair Value | Level 3
Liabilities
Total	0	0
Fair Value | Level 3 | Fixed rate debt
Liabilities
Debt	0	0
Fair Value | Level 3 | Floating rate debt
Liabilities
Debt	$ 0	$ 0