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v2.4.1.9

Fair Value Measurements, Derivative Instruments and Hedging Activities - Reconciliation of Changes in Carrying Amounts of Goodwill (Detail) (USD $) In Millions, unless otherwise specified | 3 Months Ended
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Feb. 28, 2015
Goodwill [Roll Forward] |
Beginning Balance | $ 3,127 us-gaap_Goodwill
Foreign currency translation adjustment | (72)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments
Ending Balance | 3,055 us-gaap_Goodwill
Accumulated goodwill impairment | 153 us-gaap_GoodwillImpairedAccumulatedImpairmentLoss
North America Cruise Brands |
Goodwill [Roll Forward] |
Beginning Balance | 1,898 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ccl_NorthAmericaCruiseBrandsMember
Foreign currency translation adjustment | 0 us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = ccl_NorthAmericaCruiseBrandsMember
Ending Balance | 1,898 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ccl_NorthAmericaCruiseBrandsMember
EAA Cruise Brands |
Goodwill [Roll Forward] |
Beginning Balance | 1,229 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ccl_EuropeAustraliaAndAsiaCruiseBrandsMember
Foreign currency translation adjustment | (72)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments / us-gaap_StatementBusinessSegmentsAxis = ccl_EuropeAustraliaAndAsiaCruiseBrandsMember
Ending Balance | $ 1,157 us-gaap_Goodwill / us-gaap_StatementBusinessSegmentsAxis = ccl_EuropeAustraliaAndAsiaCruiseBrandsMember

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
Name: | us-gaap_Goodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + 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 (a,h) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

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- Definition Amount of increase (decrease) from foreign currency translation adjustments and purchase accounting adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + 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) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=ccl_NorthAmericaCruiseBrandsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |