Segment Information - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
Aug. 31, 2013	Aug. 31, 2013 Segment
Disclosure Segment Information Additional Information [Abstract]
Reportable cruise segments		3
Gains (Losses) on Sales of Assets	$ 15

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

No definition available.

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration