Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Detail Textuals)

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Commitments and Contingencies - Additional Information (Detail Textuals) - 3 months ended Mar. 31, 2017
€ in Millions, $ in Millions
USD ($)
CruiseShip
Berth
Gross_Ton
EUR (€)
CruiseShip
Berth
Gross_Ton
Commitments and Contingencies Disclosure [Line Items]    
Number of cruises ships 24 24
Capacity of berths | Berth 46,500 46,500
Project Leonardo    
Commitments and Contingencies Disclosure [Line Items]    
Number of additional ships 4  
Ships launching period through 2025    
Commitments and Contingencies Disclosure [Line Items]    
Number of additional ships 8  
Ships launching period through 2025 | Project Leonardo    
Commitments and Contingencies Disclosure [Line Items]    
Number of cruises ships 4 4
Capacity of ship, tons | Gross_Ton 140,000 140,000
Capacity of berths | Berth 3,300 3,300
Aggregate contract price of new ships $ 852.2 € 800.0
Export credit facility financing as percentage of contract prices 80.00% 80.00%
Ships launching period in 2026 and 2027    
Commitments and Contingencies Disclosure [Line Items]    
Number of additional ships 2  
Ship Construction Contracts    
Commitments and Contingencies Disclosure [Line Items]    
Number of cruises ships 4 4
Scheduled delivery date of ships under construction spring of 2018 and fall of 2019  
Export credit facility financing as percentage of contract prices 80.00% 80.00%
Aggregate Cost Of Ship Purchased $ 3,300.0 € 3,100.0
Ship Construction Contracts | Norwegian Joy    
Commitments and Contingencies Disclosure [Line Items]    
Capacity of ship, tons | Gross_Ton 168,000 168,000
Capacity of berths | Berth 3,880 3,880
Ship Construction Contracts | Breakaway plus class ships    
Commitments and Contingencies Disclosure [Line Items]    
Number of cruises ships 2 2
Capacity of ship, tons | Gross_Ton 168,000 168,000
Capacity of berths | Berth 4,000 4,000