Segment Information - Segment Reporting (Details) $ in Millions	3 Months Ended		9 Months Ended
	Aug. 31, 2021 USD ($)	Aug. 31, 2020 USD ($)	Aug. 31, 2021 USD ($) segment	Aug. 31, 2020 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment			4
Revenues	$ 546	$ 31	$ 621	$ 5,561
Operating costs and expenses	1,616	1,549	2,832	7,556
Selling and administrative	425	265	1,305	1,435
Depreciation and amortization	562	551	1,681	1,698
Operating Income (Loss)	(2,057)	(2,333)	(5,196)	(7,223)
Goodwill impairments	0	0	0	2,096
NAA
Segment Reporting Information [Line Items]
Revenues	271	15	291	3,612
Operating costs and expenses	966	1,292	1,647	5,197
Selling and administrative	219	144	672	841
Depreciation and amortization	343	348	1,018	1,081
Operating Income (Loss)	(1,257)	(1,770)	(3,046)	(4,827)
Goodwill impairments				1,300
EA
Segment Reporting Information [Line Items]
Revenues	232	(4)	274	1,785
Operating costs and expenses	610	225	1,106	2,314
Selling and administrative	139	71	378	404
Depreciation and amortization	180	165	550	499
Operating Income (Loss)	(696)	(465)	(1,760)	(2,208)
Goodwill impairments				777
Cruise Support
Segment Reporting Information [Line Items]
Revenues	14	1	15	67
Operating costs and expenses	13	12	28	(22)
Selling and administrative	61	44	232	170
Depreciation and amortization	34	32	95	96
Operating Income (Loss)	(94)	(86)	(341)	(177)
Tour and Other
Segment Reporting Information [Line Items]
Revenues	28	20	42	96
Operating costs and expenses	27	20	51	67
Selling and administrative	6	5	23	19
Depreciation and amortization	6	6	18	22
Operating Income (Loss)	$ (10)	$ (11)	$ (49)	$ (12)