Segment Information - Segment Reporting (Details) - USD ($) $ in Millions	3 Months Ended
	Feb. 28, 2023	Feb. 28, 2022
Segment Reporting Information [Line Items]
Revenues	$ 4,432	$ 1,623
Operating costs and expenses	3,311	2,030
Selling and administrative	712	530
Depreciation and amortization	582	554
Operating Income (Loss)	(172)	(1,491)
NAA
Segment Reporting Information [Line Items]
Revenues	3,078	1,126
Operating costs and expenses	2,189	1,288
Selling and administrative	440	344
Depreciation and amortization	363	334
Operating Income (Loss)	86	(840)
Europe
Segment Reporting Information [Line Items]
Revenues	1,294	457
Operating costs and expenses	1,078	698
Selling and administrative	213	176
Depreciation and amortization	169	181
Operating Income (Loss)	(166)	(598)
Cruise Support
Segment Reporting Information [Line Items]
Revenues	51	33
Operating costs and expenses	25	28
Selling and administrative	53	5
Depreciation and amortization	42	33
Operating Income (Loss)	(69)	(34)
Tour and Other
Segment Reporting Information [Line Items]
Revenues	9	8
Operating costs and expenses	18	17
Selling and administrative	5	6
Depreciation and amortization	7	5
Operating Income (Loss)	$ (21)	$ (20)