Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements and Derivatives (Detail Textuals)

v2.4.1.9
Fair Value Measurements and Derivatives (Detail Textuals)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Dec. 31, 2014
Fuel Swaps
Metric_Ton
Dec. 31, 2014
Foreign currency options
USD ($)
Dec. 31, 2014
Foreign currency options
EUR (€)
Dec. 31, 2014
Foreign currency collar
USD ($)
Dec. 31, 2014
Foreign currency collar
EUR (€)
Dec. 31, 2014
Interest rates swaps
USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]                
Projected fuel purchases     1,300,000invest_DerivativeNonmonetaryNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= nclh_FuelSwapsMember 		         
Notional amount of derivatives       $ 446.1invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeOptionMember 		€ 364.5invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeOptionMember 		$ 332.0invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= nclh_ForeignCurrencyCollarMember 		€ 274.4invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= nclh_ForeignCurrencyCollarMember 		$ 1,300.0invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
Fair value of long-term debt 6,229.1us-gaap_LongTermDebtFairValue 3,146.4us-gaap_LongTermDebtFairValue            
Fair value of long-term debt in excess of carrying value 45.0nclh_LongTermBorrowingsAmountOfCarryingValueBelowFairValue 18.6nclh_LongTermBorrowingsAmountOfCarryingValueBelowFairValue            
Increase in goodwill 985.1us-gaap_GoodwillPeriodIncreaseDecrease              
Increase in intangibles $ 800nclh_IntangiblePeriodIncreaseDecrease