Equity Method Investments	9 Months Ended
	Aug. 31, 2023
Equity Method Investments and Joint Ventures [Abstract]
Equity Method Investments	Equity Method InvestmentsIn July 2023, we entered into an agreement with our JV partner to exit our noncontrolling interest in Adora Cruises Limited (“Adora Cruises”), formerly CSSC Carnival Cruise Shipping Limited, a China-based cruise company. The transaction was completed in September 2023. During the third quarter, we recognized an impairment in our investment in Adora Cruises of $19 million, which is recorded within other income (expense).