Segment Information (Details) $ in Millions	3 Months Ended		9 Months Ended
	Aug. 31, 2015 USD ($) ship	Aug. 31, 2014 USD ($)	Aug. 31, 2015 USD ($) ship Segment	Aug. 31, 2014 USD ($)	Nov. 30, 2014 ship
Segment Reporting Information [Line Items]
Number of Reportable Segments | Segment			3
Number of Reportable Cruise Brand Operating Segments | Segment			2
Revenues	$ 4,883	$ 4,947	$ 12,003	$ 12,165
Operating expenses	2,490	2,760	7,229	7,923
Selling and administrative	484	481	1,504	1,507
Depreciation and amortization	399	414	1,206	1,229
Operating Income	1,510	1,292	2,064	1,506
North America Cruise Brands
Segment Reporting Information [Line Items]
Revenues	3,111	3,035	7,570	7,321
Operating expenses	1,647	1,797	4,558	4,915
Selling and administrative	271	271	830	848
Depreciation and amortization	242	243	738	718
Operating Income	951	724	1,444	840
EAA Cruise Brands
Segment Reporting Information [Line Items]
Revenues	1,691	1,839	4,273	4,709
Operating expenses	852	977	2,644	2,989
Selling and administrative	162	163	511	529
Depreciation and amortization	140	156	417	465
Operating Income	537	543	701	726
Cruise Support
Segment Reporting Information [Line Items]
Revenues	30	25	82	63
Operating expenses	8	(2)	14	(1)
Selling and administrative	49	45	156	124
Depreciation and amortization	6	6	18	20
Operating Income	$ (33)	(24)	$ (106)	(80)
Tour and Other
Segment Reporting Information [Line Items]
Number of cruise ships | ship	3		3		1
Revenues	$ 150	144	$ 194	182
Operating expenses	82	84	129	130
Selling and administrative	2	2	7	6
Depreciation and amortization	11	9	33	26
Operating Income	55	49	25	20
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Revenues	(99)	(96)	(116)	(110)
Operating expenses	(99)	(96)	(116)	(110)
Selling and administrative	0	0	0	0
Depreciation and amortization	0	0	0	0
Operating Income	$ 0	$ 0	$ 0	$ 0