Equity Method Investments (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Aug. 31, 2023	Aug. 31, 2023	Aug. 31, 2022
Schedule of Equity Method Investments [Line Items]
Impairments		$ 19	$ 8
Other Nonoperating Income (Expense) | Adora Cruises
Schedule of Equity Method Investments [Line Items]
Impairments	$ 19