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Summary Information for Cruise Brands (Detail) (Subsequent Event) | 1 Months Ended
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Jan. 22, 2013 CruiseShip Passenger
Product Information [Line Items] |  |
Passenger Capacity | 202,784 | [1]
Number of Cruise Ships | 100 |
North America Carnival Cruise Lines |  |
Product Information [Line Items] |  |
Passenger Capacity | 61,968 | [1]
Number of Cruise Ships | 24 |
Primary Markets | North America | [2]
North America Princess |  |
Product Information [Line Items] |  |
Passenger Capacity | 36,912 | [1]
Number of Cruise Ships | 16 |
Primary Markets | North America | [2]
North America Holland America Line |  |
Product Information [Line Items] |  |
Passenger Capacity | 23,492 | [1]
Number of Cruise Ships | 15 |
Primary Markets | North America | [2]
North America Seabourn |  |
Product Information [Line Items] |  |
Passenger Capacity | 1,986 | [1]
Number of Cruise Ships | 6 |
Primary Markets | North America | [2]
North America Cruise Brands |  |
Product Information [Line Items] |  |
Passenger Capacity | 124,358 | [1]
Number of Cruise Ships | 61 |
Europe, Australia & Asia ("EAA") Costa |  |
Product Information [Line Items] |  |
Passenger Capacity | 31,720 | [1]
Number of Cruise Ships | 14 |
Primary Markets | Italy, France and Germany | [2]
Europe, Australia & Asia ("EAA") AIDA |  |
Product Information [Line Items] |  |
Passenger Capacity | 16,442 | [1]
Number of Cruise Ships | 9 |
Primary Markets | Germany | [2]
Europe, Australia & Asia ("EAA") P&O Cruises (UK) |  |
Product Information [Line Items] |  |
Passenger Capacity | 14,636 | [1]
Number of Cruise Ships | 7 |
Primary Markets | United Kingdom ("UK") | [2]
Europe, Australia & Asia ("EAA") Cunard |  |
Product Information [Line Items] |  |
Passenger Capacity | 6,672 | [1]
Number of Cruise Ships | 3 |
Primary Markets | UK and North America | [2]
Europe, Australia & Asia ("EAA") P&O Cruises (Australia) |  |
Product Information [Line Items] |  |
Passenger Capacity | 4,780 | [1]
Number of Cruise Ships | 3 |
Primary Markets | Australia | [2]
Europe, Australia & Asia ("EAA") Ibero Cruises ("Ibero") |  |
Product Information [Line Items] |  |
Passenger Capacity | 4,176 | [1]
Number of Cruise Ships | 3 |
Primary Markets | Spain and South America | [2]
EAA Cruise Brands |  |
Product Information [Line Items] |  |
Passenger Capacity | 78,426 | [1]
Number of Cruise Ships | 39 |
[1] | In accordance with cruise business practice, passenger capacity is calculated based on the assumption of two passengers per cabin even though some cabins can accommodate three or more passengers.
[2] | Represents the primary regions or countries where guests are sourced.

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- Definition Item represents the total number of cruise ships in operation. + References No definition available. + Details
Name: | ccl_NumberOfCruiseShips
Namespace Prefix: | ccl_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Definition Passenger capacity is calculated based on two passengers per cabin even though some cabins can accommodate three or more passengers. + References No definition available. + Details
Name: | ccl_PassengerCapacity
Namespace Prefix: | ccl_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Definition The primary areas or countries in which the cruise ships are marketed. + References No definition available. + Details
Name: | ccl_PrimaryMarket
Namespace Prefix: | ccl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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