Carrying Amount of Intangible Assets not Subject to Amortization, Which Represents Trademarks (Detail) (USD $) In Millions	6 Months Ended			6 Months Ended
May 31, 2011	May 31, 2011 North America Cruise Brands	Nov. 30, 2010 North America Cruise Brands	May 31, 2011 EAA Cruise Brands
Indefinite-lived Intangible Assets by Segment [Line Items]
Beginning Balance	$ 1,311	$ 927	$ 927	$ 384
Foreign currency translation adjustment	29			29
Ending Balance	$ 1,340	$ 927	$ 927	$ 413

Carrying amount of intangible assets, excluding goodwill, which have a projected indefinite period of benefit (hence are not amortized), allocated to the reportable segment. These assets, acquired either individually or as part of a group of assets, in either an asset acquisition or business combination, are assessed at least annually for impairment. Examples may include trade secrets, contractual rights, trade names, and licensing agreements.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16323-109275

+ Details

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Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ Details

Name:	us-gaap_IndefiniteLivedIntangibleAssetsBySegmentLineItems
Namespace Prefix:	us-gaap
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Reflects increase (decrease) to the recorded value of indefinite-lived intangible assets for foreign currency translation adjustments and purchase accounting adjustments needed to revise the carrying amount of indefinite-lived intangible assets to fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f,g)
-URI http://asc.fasb.org/extlink&oid=6905597&loc=d3e13816-109267

+ Details

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Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration