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Subsequent Event - Additional Information (Detail) (Natural Disasters and Other Casualty Events) In Millions, unless otherwise specified | Jan. 23, 2012 Passenger | Jan. 13, 2012 Costa Concordia Passenger | Dec. 31, 2011 Costa Concordia USD ($) | Dec. 31, 2011 Costa Concordia EUR (€)
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Subsequent Event [Line Items] |  |  |  |  |
Passenger Capacity | 195,872 | [1] | 2,978 |  |
Carrying value of ship, including ship improvements |  |  |  | $ 490 | € 379
Insurance coverage for damage to ship |  |  |  | 510 | 395
Insurance deductible for damage to the ship |  |  |  | 30 |
Insurance deductible for third party personal injury liability |  |  |  | $ 10 |
[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.

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- Definition Insurance Deductibles for Third Party Liability + References No definition available. + Details
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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
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- Definition Ship and Ship Improvements Carrying Value + References No definition available. + Details
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- Definition Carrying amount as of the balance sheet date of amounts expected to be recovered under the terms of insurance contracts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 17 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Details
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