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, 2025	Nov. 30, 2024
Carrying Value
Liabilities
Total	$ 27,967	$ 28,213
Carrying Value | Fixed rate debt
Liabilities
Debt	22,101	22,449
Carrying Value | Floating rate debt
Liabilities
Debt	5,866	5,764
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	28,309	28,927
Fair Value | Level 2 | Fixed rate debt
Liabilities
Debt	22,526	23,241
Fair Value | Level 2 | Floating rate debt
Liabilities
Debt	5,783	5,685
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