Segment Information - Segment Reporting Information, by Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2024	Nov. 30, 2023	Nov. 30, 2022
Segment Reporting Information [Line Items]
Revenues	$ 25,021	$ 21,593	$ 12,168
Operating expenses	15,638	14,317	11,757
Selling and administrative	3,252	2,950	2,515
Depreciation and amortization	2,557	2,370	2,275
Operating Income (Loss)	3,574	1,956	(4,379)
Capital expenditures	4,626	3,284	4,940
Assets	49,057	49,120	51,703
NAA
Segment Reporting Information [Line Items]
Revenues	16,802	14,588	8,281
Operating expenses	10,555	9,587	7,526
Selling and administrative	1,952	1,753	1,517
Depreciation and amortization	1,664	1,495	1,408
Operating Income (Loss)	2,631	1,752	(2,170)
Capital expenditures	3,943	1,932	2,568
Assets	30,892	28,547	27,413
Europe Segment
Segment Reporting Information [Line Items]
Revenues	7,710	6,535	3,531
Operating expenses	4,734	4,398	3,925
Selling and administrative	961	876	745
Depreciation and amortization	676	668	692
Operating Income (Loss)	1,340	593	(1,830)
Capital expenditures	270	1,161	2,213
Assets	15,042	16,524	15,317
Cruise Support
Segment Reporting Information [Line Items]
Revenues	255	206	171
Operating expenses	156	127	120
Selling and administrative	320	294	225
Depreciation and amortization	193	184	140
Operating Income (Loss)	(414)	(399)	(315)
Capital expenditures	382	179	155
Assets	2,732	3,667	8,461
Tour and Other
Segment Reporting Information [Line Items]
Revenues	255	265	185
Operating expenses	193	205	187
Selling and administrative	19	27	27
Depreciation and amortization	24	23	36
Operating Income (Loss)	18	11	(64)
Capital expenditures	32	12	4
Assets	$ 390	$ 382	$ 512