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Contingencies - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	Feb. 28, 2015	Nov. 30, 2014
Loss Contingencies [Line Items]
Required standby letter of credit if Carnival Corporation's credit rating falls below BBB
Lease Out And Lease Back Type Transactions
Loss Contingencies [Line Items]
Estimated contingent obligations	374
Estimated termination payment in the event that Carnival Corporation were to default on its contingent obligations and assuming performance by all other participants	22
Required standby letter of credit if Carnival Corporation's credit rating falls below BBB	$ 30

Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur.

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