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Goodwill and Intangible Assets - Gross carrying amounts included in goodwill and intangible assets related to accumulated amortization and weighted average amortization periods (Detail 1) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended |
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Dec. 31, 2014
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| Finite-Lived Intangible Assets [Line Items] | |
| Gross Carrying Amount | $ 1,007,525us-gaap_FiniteLivedIntangibleAssetsGross |
| Accumulated Amortization | (12,528)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization |
| Weighted - Average Amortization Period (Years) | 4 years 2 months 12 days |
| Customer relationships | |
| Finite-Lived Intangible Assets [Line Items] | |
| Gross Carrying Amount |
120,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |
| Accumulated Amortization |
(4,556)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember |
| Weighted - Average Amortization Period (Years) | 6 years |
| Backlog | |
| Finite-Lived Intangible Assets [Line Items] | |
| Gross Carrying Amount |
70,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = nclh_BacklogMember |
| Accumulated Amortization |
(7,972)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = nclh_BacklogMember |
| Weighted - Average Amortization Period (Years) | 1 year |
| Tradenames (Indefinite-lived) | |
| Finite-Lived Intangible Assets [Line Items] | |
| Gross Carrying Amount |
817,525us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TradeNamesMember |
| Accumulated Amortization |
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- Definition
Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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