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Long-Term Debt - Additional Information (Detail)
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1 Months Ended | 6 Months Ended | 12 Months Ended | 1 Months Ended | 1 Months Ended | 6 Months Ended | 1 Months Ended | 6 Months Ended | 6 Months Ended | 1 Months Ended | 1 Months Ended | 1 Months Ended | 1 Months Ended | 1 Months Ended | 1 Months Ended | 1 Months Ended | 1 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||||||||||
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Jun. 21, 2013
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Feb. 28, 2013
USD ($)
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Jan. 31, 2013
USD ($)
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Jun. 30, 2013
USD ($)
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Jun. 30, 2012
USD ($)
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Dec. 31, 2012
USD ($)
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Dec. 31, 2011
USD ($)
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Dec. 31, 2010
USD ($)
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May 24, 2013
USD ($)
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May 24, 2013
Term Loan Facility
USD ($)
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Jun. 30, 2013
Term Loan Facility
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May 24, 2013
Revolving Loan Facility
USD ($)
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Jun. 30, 2013
Federal Funds Rate
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Jun. 30, 2013
Eurocurrency Loans
Maximum
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Jun. 30, 2013
Eurocurrency Loans
Minimum
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Jun. 30, 2013
Base Rate Loan
Maximum
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Jun. 30, 2013
Base Rate Loan
Minimum
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Jun. 30, 2013
Senior Secured Revolving Credit Facility
USD ($)
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Dec. 31, 2012
Senior Secured Revolving Credit Facility
USD ($)
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Dec. 31, 2011
Senior Secured Revolving Credit Facility
USD ($)
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Jan. 31, 2013
Norwegian Pearl and Norwegian Gem Revolving Credit Facility
USD ($)
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Jun. 30, 2013
Norwegian Pearl and Norwegian Gem Revolving Credit Facility
EUR (€)
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Dec. 31, 2012
Norwegian Pearl and Norwegian Gem Revolving Credit Facility
EUR (€)
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Dec. 31, 2011
Norwegian Pearl and Norwegian Gem Revolving Credit Facility
EUR (€)
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Jun. 30, 2013
Unsecured Revolving Credit Facility
USD ($)
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Apr. 30, 2013
Breakaway One Loan
USD ($)
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Apr. 30, 2013
Breakaway One Loan
EUR (€)
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Dec. 31, 2012
Breakaway One Loan
EUR (€)
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Dec. 31, 2011
Breakaway One Loan
EUR (€)
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Jan. 31, 2013
Norwegian Jewel Term Loan
USD ($)
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Apr. 30, 2013
Norwegian Jewel Term Loan
USD ($)
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Apr. 30, 2013
Norwegian Jewel Term Loan
EUR (€)
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Dec. 31, 2012
Norwegian Jewel Term Loan
USD ($)
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Dec. 31, 2011
Norwegian Jewel Term Loan
USD ($)
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Apr. 30, 2013
Norwegian Jade Term Loan
EUR (€)
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Dec. 31, 2012
Norwegian Jade Term Loan
EUR (€)
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Dec. 31, 2011
Norwegian Jade Term Loan
EUR (€)
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Jan. 31, 2013
Pride of Hawai'i Loan
USD ($)
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Jun. 30, 2013
Pride of Hawai'i Loan
EUR (€)
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Dec. 31, 2012
Pride of Hawai'i Loan
EUR (€)
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Dec. 31, 2011
Pride of Hawai'i Loan
EUR (€)
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Jan. 31, 2013
Pride Of America Hermes Loan
USD ($)
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Jun. 30, 2013
Pride Of America Hermes Loan
EUR (€)
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Dec. 31, 2012
Pride Of America Hermes Loan
EUR (€)
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Dec. 31, 2011
Pride Of America Hermes Loan
EUR (€)
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Jan. 31, 2013
Pride of America Commercial Loan
USD ($)
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Jun. 30, 2013
Pride of America Commercial Loan
EUR (€)
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Dec. 31, 2012
Pride of America Commercial Loan
EUR (€)
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Dec. 31, 2011
Pride of America Commercial Loan
EUR (€)
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Jan. 31, 2013
Norwegian Sky
USD ($)
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Jan. 31, 2013
11.75% Senior Secured Notes due 2016
USD ($)
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Jan. 31, 2013
9.50% Senior Unsecured Notes
USD ($)
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Dec. 31, 2012
9.50% Senior Unsecured Notes
USD ($)
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Dec. 31, 2011
9.50% Senior Unsecured Notes
USD ($)
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Jun. 21, 2013
Secured loan
EUR (€)
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Jun. 30, 2013
Secured loan
USD ($)
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Feb. 28, 2013
First Semi-annual Period
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Feb. 28, 2013
Second Semi-annual Period
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Jun. 30, 2013
Payable on or prior to May 24, 2015
Term Loan Facility
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Jun. 30, 2013
Payable after May 24, 2015
Term Loan Facility
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| Debt Instrument [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Amortization of deferred financing costs | $ 28,200,000 | $ 26,100,000 | $ 26,800,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Deferred financing cost write-off | 36,357,000 | 2,358,000 | 2,358,000 | 6,410,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Accrued interest liability | 20,900,000 | 22,300,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Applicable margin rate | 0.95% | 0.50% | 2.25% | 1.50% | 1.25% | 0.50% | 1.60% | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Prepayments of long term debt | 55,600,000 | 2,081,520,000 | 591,152,000 | 859,422,000 | 439,959,000 | 955,780,000 | 750,000,000 | 21,300,000 | 624,000,000 | 227,500,000 | 8,000,000 | 14,700,000 | 10,100,000 | 1,500,000 | 40,000,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Senior notes, borrowed amount | 208,000,000 | 16,800,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Senior secured financing | 1,300,000,000 | 675,000,000 | 625,000,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Senior notes, maturity date | Feb. 15, 2018 | May 24, 2018 | May 24, 2018 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Debt instrument, description | The initial applicable margin for borrowings is 2.25% with respect to Eurocurrency borrowings and 1.25% with respect to base rate borrowings. | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Commitment fee rate | 40.00% | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Quarterly installments first payment date | 2013-09 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Principal payment, percentage of outstanding amount | 1.25% | 2.50% | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Debt instrument, interest rate | 5.00% | 9.50% | 11.75% | 9.50% | 9.50% | 9.50% | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Amount borrowed | 528,000,000 | 57,700,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Long term debt, principal amount | 750,000,000 | 750,000,000 | 624,000,000 | 624,000,000 | 624,000,000 | 529,800,000 | 529,800,000 | 529,800,000 | 334,100,000 | 126,100,000 | 334,100,000 | 334,100,000 | 126,100,000 | 126,000,000 | 126,000,000 | 308,100,000 | 308,100,000 | 308,100,000 | 258,000,000 | 258,000,000 | 258,000,000 | 40,000,000 | 40,000,000 | 40,000,000 | 350,000,000 | 350,000,000 | ||||||||||||||||||||||||||||||||||||||||||||
| Term loan, maturity date | 2025-04 | 2025-04 | 2016-04 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Senior notes, principal amount | 300,000,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Semi annual payments of interest on notes payable | Payable semiannually on February 15 | Payable semiannually on August 15 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| First interest payment debt on notes payable | Aug. 15, 2013 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Discount rate on notes payable | 99.451% | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net proceeds from the IPO and Notes Offering | 770,000,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Payments to Genting HK | 79,700,000 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Redemption of senior secured notes | 450,000,000 | 122,500,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Debt instrument, maturity year | 2015 | 2019 | [1] | 2025 | [1] | 2017 | 2017 | 2018 | [1] | 2017 | [1] | 2017 | [1] | 2016 | 2018 | [2] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Expenses related to debt prepayments | $ 90,500,000 | $ 38,999,000 | $ 3,093,000 | $ 49,376,000 | $ 1,730,000 | $ 93,941,000 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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