Contingencies - Additional Information (Detail) (Lease Out And Lease Back Type Transactions, USD $) In Millions, unless otherwise specified	Aug. 31, 2013
Lease Out And Lease Back Type Transactions
Contingencies [Line Items]
Estimated contingent obligations	$ 413
Estimated termination payment in the event that Carnival Corporation were to default on its contingent obligations and assuming performance by all other participants	33
Required standby letter of credit if Carnival Corporation's credit rating falls below BBB or, alternatively, provide mortgages for this aggregate amount on these two ships	$ 39

The estimated maximum amount of possible loss from the contingency.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 9

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14557-108349

Name:	us-gaap_LossContingencyRangeOfPossibleLossMaximum
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant