Current report filing

Subsequent Events (Textuals) (Details)

v3.20.1
Subsequent Events (Textuals) (Details)
$ in Thousands, € in Millions
 1 Months Ended 11 Months Ended 12 Months Ended
Apr. 28, 2020
Apr. 20, 2020
EUR (€)
Mar. 12, 2020
item
Oct. 30, 2019
USD ($)
Aug. 27, 2019
item
Mar. 31, 2020
USD ($)
Jan. 31, 2020
USD ($)
Mar. 31, 2021
USD ($)
Dec. 31, 2020
installment
Dec. 31, 2019
EUR (€)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
EUR (€)
Dec. 31, 2018
USD ($)
Subsequent Event [Line Items]                          
Principal amount outstanding | $                     $ 6,801,693   $ 6,492,091
Number of lawsuits filed | item         2                
Norwegian Encore                          
Subsequent Event [Line Items]                          
Contract price percentage       80.00%                  
Principal amount | $       $ 882,900                  
Interest rate       3.92%                  
Maturity date       Oct. 30, 2031                  
EUR 529.8 Million Breakaway One Loan                          
Subsequent Event [Line Items]                          
Principal amount                   € 529.8   € 529.8  
EUR 529.8 Million Breakaway Two Loan                          
Subsequent Event [Line Items]                          
Principal amount                   529.8   529.8  
EUR 590.5 Million Breakaway Three Loan                          
Subsequent Event [Line Items]                          
Principal amount                   590.5   590.5  
EUR 729.9 Million Breakaway Four Loan                          
Subsequent Event [Line Items]                          
Principal amount                   729.9   729.9  
EUR 710.8 Million Seahawk 1 Term Loan                          
Subsequent Event [Line Items]                          
Principal amount                   710.8   710.8  
EUR 748.7 Million Seahawk 2 Term Loan                          
Subsequent Event [Line Items]                          
Principal amount                   € 748.7   € 748.7  
$230 Pride of America Term Loan                          
Subsequent Event [Line Items]                          
Principal amount | $                     230,000   230,000
$260 Million Norwegian Jewel Term Loan                          
Subsequent Event [Line Items]                          
Principal amount | $                     $ 260,000   $ 260,000
Subsequent Event                          
Subsequent Event [Line Items]                          
Number of class action complaints | item     2                    
Subsequent Event | Regent Seven Seas Splendor                          
Subsequent Event [Line Items]                          
Contract price percentage             80.00%            
Subsequent Event | Export Credit Backed Securities                          
Subsequent Event [Line Items]                          
Increase in liquidity | $               $ 385,000          
Number of installments | installment                 8        
Frequency of periodic payment   semiannual                      
Subsequent Event | $426 Million Seven Seas Splendor Term Loan | Regent Seven Seas Splendor                          
Subsequent Event [Line Items]                          
Principal amount | $             $ 426,000            
Interest rate             3.01%            
Maturity date             Jan. 30, 2032            
Subsequent Event | EUR 529.8 Million Breakaway One Loan                          
Subsequent Event [Line Items]                          
Principal amount   € 529.8                      
Subsequent Event | EUR 529.8 Million Breakaway One Loan | Six Months London Interbank Offered Rate Libor [Member]                          
Subsequent Event [Line Items]                          
Basis spread on variable rate   0.90%                      
Subsequent Event | EUR 529.8 Million Breakaway Two Loan                          
Subsequent Event [Line Items]                          
Principal amount   € 529.8                      
Subsequent Event | EUR 529.8 Million Breakaway Two Loan | Six Months London Interbank Offered Rate Libor [Member]                          
Subsequent Event [Line Items]                          
Basis spread on variable rate   1.20%                      
Subsequent Event | EUR 590.5 Million Breakaway Three Loan                          
Subsequent Event [Line Items]                          
Principal amount   € 590.5                      
Subsequent Event | EUR 590.5 Million Breakaway Three Loan | Six Months London Interbank Offered Rate Libor [Member]                          
Subsequent Event [Line Items]                          
Basis spread on variable rate   1.50%                      
Subsequent Event | EUR 729.9 Million Breakaway Four Loan                          
Subsequent Event [Line Items]                          
Principal amount   € 729.9                      
Subsequent Event | EUR 729.9 Million Breakaway Four Loan | Six Months London Interbank Offered Rate Libor [Member]                          
Subsequent Event [Line Items]                          
Basis spread on variable rate   1.50%                      
Subsequent Event | EUR 710.8 Million Seahawk 1 Term Loan                          
Subsequent Event [Line Items]                          
Principal amount   € 710.8                      
Subsequent Event | EUR 710.8 Million Seahawk 1 Term Loan | Six Months London Interbank Offered Rate Libor [Member]                          
Subsequent Event [Line Items]                          
Basis spread on variable rate   1.00%                      
Subsequent Event | EUR 748.7 Million Seahawk 2 Term Loan                          
Subsequent Event [Line Items]                          
Principal amount   € 748.7                      
Subsequent Event | EUR 748.7 Million Seahawk 2 Term Loan | Six Months London Interbank Offered Rate Libor [Member]                          
Subsequent Event [Line Items]                          
Basis spread on variable rate   1.00%                      
Subsequent Event | $230 Pride of America Term Loan                          
Subsequent Event [Line Items]                          
Deferred term 1 year                        
Subsequent Event | $230 Pride of America Term Loan | LIBOR | Euro Currency Loans [Member]                          
Subsequent Event [Line Items]                          
Basis spread on variable rate 1.75%                        
Subsequent Event | $675.0 Million Senior Secured Revolving Loan Facility                          
Subsequent Event [Line Items]                          
Revolving credit line amount | $           $ 675,000              
Subsequent Event | $675.0 Million Senior Secured Revolving Loan Facility | Euro Currency Loans [Member]                          
Subsequent Event [Line Items]                          
Basis spread on variable rate           1.75%              
Subsequent Event | $675.0 Million Senior Secured Revolving Loan Facility | Base Rate Loans [Member]                          
Subsequent Event [Line Items]                          
Basis spread on variable rate           0.75%              
Subsequent Event | $675.0 Million Senior Secured Revolving Loan Facility | LIBOR                          
Subsequent Event [Line Items]                          
Basis spread on variable rate           0.80%              
Minimum threshold consumption for further extension of debt | $           $ 1,000,000              
Subsequent Event | $260 Million Norwegian Jewel Term Loan                          
Subsequent Event [Line Items]                          
Minimum threshold consumption for further extension of debt | $           $ 1,000,000              
Annual debt repayment rate           25              
Subsequent Event | $260 Million Norwegian Jewel Term Loan | Base Rate Loans [Member]                          
Subsequent Event [Line Items]                          
Basis spread on variable rate           1.50%              
Subsequent Event | $260 Million Norwegian Jewel Term Loan | LIBOR | Euro Currency Loans [Member]                          
Subsequent Event [Line Items]                          
Basis spread on variable rate           2.50%