Segment Information - Segment Reporting (Details) $ in Millions	3 Months Ended
	Feb. 28, 2022 USD ($) segment	Feb. 28, 2021 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment	4
Revenues	$ 1,623	$ 26
Operating costs and expenses	2,030	535
Selling and administrative	530	462
Depreciation and amortization	554	552
Operating Income (Loss)	(1,491)	(1,524)
NAA
Segment Reporting Information [Line Items]
Revenues	1,126	10
Operating costs and expenses	1,288	316
Selling and administrative	344	220
Depreciation and amortization	334	334
Operating Income (Loss)	(840)	(859)
EA
Segment Reporting Information [Line Items]
Revenues	457	8
Operating costs and expenses	698	198
Selling and administrative	176	108
Depreciation and amortization	181	184
Operating Income (Loss)	(598)	(482)
Cruise Support
Segment Reporting Information [Line Items]
Revenues	33	0
Operating costs and expenses	28	8
Selling and administrative	5	129
Depreciation and amortization	33	28
Operating Income (Loss)	(34)	(164)
Tour and Other
Segment Reporting Information [Line Items]
Revenues	8	7
Operating costs and expenses	17	13
Selling and administrative	6	6
Depreciation and amortization	5	6
Operating Income (Loss)	$ (20)	$ (18)