Selected Information for Cruise and Tour and Other Segments (Detail) (USD $) In Millions	3 Months Ended		6 Months Ended
	May 31, 2011	May 31, 2010	May 31, 2011	May 31, 2010
Segment Reporting Information [Line Items]
Revenues	$ 3,620	$ 3,267	$ 7,039	$ 6,445
Operating expenses	2,521	2,165	4,916	4,347
Selling and administrative	440	404	862	800
Depreciation and amortization	380	349	747	694
Operating Income	279	349	514	604
North America Cruise Brands
Segment Reporting Information [Line Items]
Revenues	2,063	1,935	3,991	3,829
Operating expenses	1,445	1,264	2,775	2,538
Selling and administrative	238	227	472	452
Depreciation and amortization	216	208	429	414
Operating Income	164	236	315	425
EAA Cruise Brands
Segment Reporting Information [Line Items]
Revenues	1,510	1,280	2,971	2,536
Operating expenses	1,052	872	2,111	1,763
Selling and administrative	170	146	326	287
Depreciation and amortization	146	125	281	249
Operating Income	142	137	253	237
Cruise Support
Segment Reporting Information [Line Items]
Revenues	22	21	42	41
Operating expenses	(3)	(3)	(6)	(1)
Selling and administrative	26	23	52	46
Depreciation and amortization	8	6	15	13
Operating Income	(9)	(5)	(19)	(17)
Tour and Other
Segment Reporting Information [Line Items]
Revenues	35	45	45	54
Operating expenses	37	46	46	62
Selling and administrative	6	8	12	15
Depreciation and amortization	10	10	22	18
Operating Income	(18)	(19)	(35)	(41)
Intersegment elimination
Segment Reporting Information [Line Items]
Revenues	(10)	(14)	(10)	(15)
Operating expenses	$ (10)	$ (14)	$ (10)	$ (15)