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Long-Term Debt (Detail) (USD $)
In Thousands, unless otherwise specified |
Sep. 30, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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|---|---|---|---|---|---|---|---|---|---|---|---|
| Debt Instrument [Line Items] | |||||||||||
| Debt, balance | $ 2,985,353 | $ 3,038,081 | |||||||||
| Less: current portion of long-term debt | (282,564) | (221,233) | (200,582) | ||||||||
| Total long-term debt | 2,830,477 | 2,764,120 | 2,837,499 | ||||||||
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Norwegian Epic Term Loan
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 2.19% | [1] | 2.46% | [1] | |||||||
| Debt instrument, maturity year | 2022 | [1] | |||||||||
| Debt, balance | 662,729 | [1] | 723,990 | [1] | |||||||
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Norwegian Pearl and Norwegian Gem Revolving Credit Facility
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 3.40% | [1] | 3.35% | [1] | |||||||
| Debt instrument, maturity year | 2019 | [1] | |||||||||
| Debt, balance | 549,022 | [1] | 623,678 | [1] | |||||||
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11.75% Senior Secured Notes
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 11.75% | [2] | 11.75% | [2] | |||||||
| Debt instrument, maturity year | 2016 | [2] | |||||||||
| Debt, balance | 446,571 | [2] | 445,914 | [2] | |||||||
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Pride of Hawai'i Loan
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 2.18% | [1] | 2.20% | [1] | |||||||
| Debt instrument, maturity year | 2018 | [1] | |||||||||
| Debt, balance | 232,583 | [1] | 284,449 | [1] | |||||||
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9.50% Senior Unsecured Notes
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 9.50% | [3] | 9.50% | [3] | |||||||
| Debt instrument, maturity year | 2018 | [3] | |||||||||
| Debt, balance | 355,419 | [3] | 250,000 | [3] | |||||||
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Norwegian Jewel Term Loan
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| Debt Instrument [Line Items] | |||||||||||
| Debt instrument, maturity year | 2017 | ||||||||||
| Debt, balance | 150,359 | 188,216 | |||||||||
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Norwegian Jewel Term Loan | Minimum
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 3.06% | 3.18% | |||||||||
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Norwegian Jewel Term Loan | Maximum
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 6.86% | 6.86% | |||||||||
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Pride Of America Hermes Loan
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| Debt Instrument [Line Items] | |||||||||||
| Debt instrument, maturity year | 2017 | [1] | |||||||||
| Debt, balance | 133,468 | [1] | 172,463 | [1] | |||||||
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Pride Of America Hermes Loan | Minimum
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 3.06% | [1] | 3.28% | [1] | |||||||
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Pride Of America Hermes Loan | Maximum
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 6.47% | [1] | 6.47% | [1] | |||||||
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Senior Secured Revolving Credit Facility
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 4.25% | 4.31% | |||||||||
| Debt instrument, maturity year | 2015 | ||||||||||
| Debt, balance | 91,000 | 128,000 | |||||||||
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Breakaway One Loan
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 1.91% | [1] | 2.18% | [1] | |||||||
| Debt instrument, maturity year | 2025 | [1] | |||||||||
| Debt, balance | 150,996 | [1] | 118,651 | [1] | |||||||
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Breakaway Two Loan
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 4.50% | [1] | 4.50% | [1] | |||||||
| Debt instrument, maturity year | 2026 | [1] | |||||||||
| Debt, balance | 112,809 | [1] | 49,768 | [1] | |||||||
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Breakaway Three Loan
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 2.98% | [1] | |||||||||
| Debt instrument, maturity year | 2027 | [1] | |||||||||
| Debt, balance | 34,045 | [1] | |||||||||
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Pride of America Commercial Loan
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| Debt Instrument [Line Items] | |||||||||||
| Debt instrument, maturity year | 2017 | [1] | |||||||||
| Debt, balance | 20,288 | [1] | 26,215 | [1] | |||||||
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Pride of America Commercial Loan | Minimum
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 3.06% | [1] | 3.28% | [1] | |||||||
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Pride of America Commercial Loan | Maximum
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 7.35% | [1] | 7.35% | [1] | |||||||
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Norwegian Jewel Term Loan One
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 1.92% | 2.11% | |||||||||
| Debt instrument, maturity year | 2016 | ||||||||||
| Debt, balance | 22,134 | 10,212 | |||||||||
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Norwegian Jade Term Loan
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 1.92% | 2.11% | |||||||||
| Debt instrument, maturity year | 2017 | ||||||||||
| Debt, balance | 22,134 | 10,212 | |||||||||
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Capital Lease Obligations
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| Debt Instrument [Line Items] | |||||||||||
| Debt instrument, maturity year | 2014 | ||||||||||
| Debt, balance | $ 1,796 | $ 6,313 | |||||||||
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Capital Lease Obligations | Minimum
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 3.00% | 3.75% | |||||||||
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Capital Lease Obligations | Maximum
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| Debt Instrument [Line Items] | |||||||||||
| Interest Rate, at end of period | 5.00% | 5.00% | |||||||||
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