Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Other (Details)

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Summary of Significant Accounting Policies - Other (Details)
$ in Thousands, shares in Millions
3 Months Ended
Mar. 31, 2024
USD ($)
item
shares
Mar. 31, 2023
USD ($)
shares
Dec. 31, 2023
USD ($)
Schedule Of Significant Accounting Policies [Line Items]      
Antidilutive securities excluded from computation of earnings per share | shares 91.1 89.4  
Foreign currency transaction gain (loss) $ 13,300 $ (8,700)  
Accounts receivable, net 282,313   $ 280,271
Ship, carrying value $ 16,463,522   16,433,292
Number of cruise ships | item 32    
Credit Card Processors      
Schedule Of Significant Accounting Policies [Line Items]      
Accounts receivable, net $ 19,800   $ 20,100
Sales Revenue, Net | Geographic Concentration Risk      
Schedule Of Significant Accounting Policies [Line Items]      
Concentration risk, benchmark No other individual country’s revenues exceed 10% in any given period.    
Sales Revenue, Net | Geographic Concentration Risk | Minimum      
Schedule Of Significant Accounting Policies [Line Items]      
Percentage of revenue attributable to U.S.- sourced passengers 84.00%    
Sales Revenue, Net | Geographic Concentration Risk | Maximum      
Schedule Of Significant Accounting Policies [Line Items]      
Percentage of revenue attributable to U.S.- sourced passengers 87.00%