Debt - Interest Expense, Debt (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2024	Nov. 30, 2023	Nov. 30, 2022
Debt Instrument [Line Items]
Amortization of discounts and debt issue costs	$ 141	$ 161	$ 171
Convertible | Senior Convertible Notes due 2023
Debt Instrument [Line Items]
Contractual interest expense	86	91	32
Amortization of discounts and debt issue costs	8	9	29
Interest expense total	$ 94	$ 100	$ 61