Current report filing

Long-Term Debt (Textuals) (Details)

v3.20.2
Long-Term Debt (Textuals) (Details)
$ in Thousands, € in Millions
1 Months Ended 12 Months Ended
Dec. 31, 2019
USD ($)
Dec. 16, 2019
USD ($)
Oct. 30, 2019
USD ($)
May 15, 2019
USD ($)
Jan. 10, 2019
USD ($)
Jan. 02, 2019
USD ($)
Oct. 31, 2019
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2019
EUR (€)
Dec. 31, 2018
EUR (€)
Debt Instrument [Line Items]                        
Interest expense, net               $ 272,900 $ 270,400 $ 267,800    
Amortization of deferred financing costs               27,500 31,400 32,500    
Accrued interest liability $ 33,300             33,300 37,200      
Loss on extinguishment of debt               13,397 6,346 22,211    
Loss on extinguishment of and modification debt               16,700   $ 23,900    
Norwegian Encore                        
Debt Instrument [Line Items]                        
Contract price percentage     80.00%                  
Interest rate     3.92%                  
Principal amount     $ 882,900                  
Maturity date     Oct. 30, 2031                  
Term Loan A                        
Debt Instrument [Line Items]                        
Prior principal amount 1,565,512             1,565,512 $ 1,256,167      
$565.0 Million 3.625% Senior Unsecured Notes                        
Debt Instrument [Line Items]                        
Prior principal amount 558,781             $ 558,781        
Interest rate               3.625% 3.625%      
Principal amount 565,000             $ 565,000 $ 565,000      
$750.0 Million Senior Secured Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Prior principal amount 75,000             75,000        
Revolving credit line amount $ 75,000             $ 75,000 75,000      
662.9 Million Norwegian Epic Term Loan                        
Debt Instrument [Line Items]                        
Prior principal amount                 $ 259,394      
Principal amount | €                     € 662.9 € 662.9
LIBOR | $750.0 Million Senior Secured Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Basis spread on variable rate             0.95%          
Revolving Credit Line | $750.0 Million Senior Secured Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Revolving credit line amount             $ 75,000          
Maturity date             October 2020          
Line of credit facility, interest rate description             LIBOR plus a margin of 0.95%          
Senior Notes due 2021 (the "Notes") [Member]                        
Debt Instrument [Line Items]                        
Interest rate   4.75%                    
Principal amount   $ 565,000                    
Percentage of principal amount of redeemed   100.00%                    
Write-off of financing fees   $ 2,700                    
Fourth Amended And Restated Credit Agreement | New Term A Loan Facility and New Revolving Loan Facility | Eurocurrency loans | Maximum                        
Debt Instrument [Line Items]                        
Basis spread on variable rate           1.75%            
Fourth Amended And Restated Credit Agreement | New Term A Loan Facility and New Revolving Loan Facility | Eurocurrency loans | Minimum                        
Debt Instrument [Line Items]                        
Basis spread on variable rate           1.00%            
Fourth Amended And Restated Credit Agreement | New Term A Loan Facility and New Revolving Loan Facility | Base rate loans | Maximum                        
Debt Instrument [Line Items]                        
Basis spread on variable rate           0.75%            
Fourth Amended And Restated Credit Agreement | New Term A Loan Facility and New Revolving Loan Facility | Base rate loans | Minimum                        
Debt Instrument [Line Items]                        
Basis spread on variable rate           0.00%            
NCLC | $565.0 Million 3.625% Senior Unsecured Notes                        
Debt Instrument [Line Items]                        
Interest rate   3.625%           3.625%        
Principal amount   $ 565,000                    
Percentage of principal amount of redeemed               100.00%        
Redemption price as a percentage of face amount               103.625%        
Percentage of aggregate principal amount of the Notes issued remains outstanding               60.00%        
NCLC | $565.0 Million 3.625% Senior Unsecured Notes | Maximum                        
Debt Instrument [Line Items]                        
Percentage of principal amount of redeemed               40.00%        
NCLC | 662.9 Million Norwegian Epic Term Loan                        
Debt Instrument [Line Items]                        
Loss on extinguishment of debt       $ (1,100)                
NCLC | Term Loan A Facility | Nordea Bank ABP                        
Debt Instrument [Line Items]                        
Principal amount         $ 230,000              
NCLC | Term Loan A Facility | Bank of America                        
Debt Instrument [Line Items]                        
Principal amount       $ 260,000                
NCLC | Term Loan A Facility | LIBOR | Nordea Bank ABP                        
Debt Instrument [Line Items]                        
Maturity date         Jan. 10, 2021              
Basis spread on variable rate         1.00%              
Basis spread on variable rate after extension of maturity date         1.10%              
NCLC | Term Loan A Facility | LIBOR | Bank of America                        
Debt Instrument [Line Items]                        
Description of variable rate basis       LIBOR                
Maturity date       May 15, 2022                
Basis spread on variable rate       0.80%                
NCLC | Fourth Amended And Restated Credit Agreement                        
Debt Instrument [Line Items]                        
Loss on extinguishment of debt           $ (2,900)            
NCLC | Fourth Amended And Restated Credit Agreement | Revolving Credit Line                        
Debt Instrument [Line Items]                        
Revolving credit line amount           $ 875,000            
NCLC | Fourth Amended And Restated Credit Agreement | New Term A Loan Facility and New Revolving Loan Facility | Maximum                        
Debt Instrument [Line Items]                        
Commitment fee, percentage           0.30%            
NCLC | Fourth Amended And Restated Credit Agreement | New Term A Loan Facility and New Revolving Loan Facility | Eurocurrency loans                        
Debt Instrument [Line Items]                        
Basis spread on variable rate 1.25%                      
NCLC | Fourth Amended And Restated Credit Agreement | Term Loan                        
Debt Instrument [Line Items]                        
Prior principal amount           $ 1,300,000            
Principal amount           $ 1,600,000