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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

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- Definition 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. + References 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

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

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