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	May 31, 2024	Nov. 30, 2023
Carrying Value
Liabilities
Total	$ 30,154	$ 31,339
Carrying Value | Fixed rate debt
Liabilities
Debt	23,445	22,575
Carrying Value | Floating rate debt
Liabilities
Debt	6,709	8,764
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	29,435	29,728
Fair Value | Level 2 | Fixed rate debt
Liabilities
Debt	22,919	21,503
Fair Value | Level 2 | Floating rate debt
Liabilities
Debt	6,516	8,225
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