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Fair Value Measurements, Derivative Instruments and Hedging Activities - Reconciliation of Changes in Carrying Amounts of Goodwill (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Nov. 30, 2014
Nov. 30, 2013
Nov. 30, 2012
Goodwill [Roll Forward]      
Beginning Balance $ 3,210us-gaap_Goodwill $ 3,174us-gaap_Goodwill  
Foreign currency translation adjustment (83)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments 36us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments  
Ending Balance 3,127us-gaap_Goodwill 3,210us-gaap_Goodwill 3,174us-gaap_Goodwill
Accumulated goodwill impairment charges 153us-gaap_GoodwillImpairedAccumulatedImpairmentLoss    
Goodwill impairment charge     153us-gaap_GoodwillImpairmentLoss
North America Cruise Brands      
Goodwill [Roll Forward]      
Ending Balance 1,898us-gaap_Goodwill
/ us-gaap_StatementBusinessSegmentsAxis
= ccl_NorthAmericaCruiseBrandsMember
1,898us-gaap_Goodwill
/ us-gaap_StatementBusinessSegmentsAxis
= ccl_NorthAmericaCruiseBrandsMember
1,898us-gaap_Goodwill
/ us-gaap_StatementBusinessSegmentsAxis
= ccl_NorthAmericaCruiseBrandsMember
EAA Cruise Brands      
Goodwill [Roll Forward]      
Beginning Balance 1,312us-gaap_Goodwill
/ us-gaap_StatementBusinessSegmentsAxis
= ccl_EuropeAustraliaAndAsiaCruiseBrandsMember
1,276us-gaap_Goodwill
/ us-gaap_StatementBusinessSegmentsAxis
= ccl_EuropeAustraliaAndAsiaCruiseBrandsMember
 
Foreign currency translation adjustment (83)us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments
/ us-gaap_StatementBusinessSegmentsAxis
= ccl_EuropeAustraliaAndAsiaCruiseBrandsMember
36us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments
/ us-gaap_StatementBusinessSegmentsAxis
= ccl_EuropeAustraliaAndAsiaCruiseBrandsMember
 
Ending Balance $ 1,229us-gaap_Goodwill
/ us-gaap_StatementBusinessSegmentsAxis
= ccl_EuropeAustraliaAndAsiaCruiseBrandsMember
$ 1,312us-gaap_Goodwill
/ us-gaap_StatementBusinessSegmentsAxis
= ccl_EuropeAustraliaAndAsiaCruiseBrandsMember