Annual report [Section 13 and 15(d), not S-K Item 405]

Summary of Significant Accounting Policies - Segment Reporting (Details)

v3.25.4
Summary of Significant Accounting Policies - Segment Reporting (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Segment Reporting Information [Line Items]      
Total revenue $ 9,827,592 $ 9,479,651 $ 8,549,924
Cruise operating expense      
Total cruise operating expense 5,639,163 5,688,696 5,468,587
Other operating expense      
Total other operating expense 2,627,561 2,325,049 2,150,426
Interest expense, net (953,506) (747,223) (727,531)
Other income (expense), net (178,641) 54,224 (40,204)
Net income before income taxes 428,721 772,907 163,176
Service cost 2,210 2,875 2,312
Commissions, transportation and other      
Cruise operating expense      
Total cruise operating expense 1,782,004 1,917,443 1,883,279
Onboard and other      
Segment Reporting Information [Line Items]      
Total revenue 3,139,925 3,064,106 2,795,958
Cruise operating expense      
Total cruise operating expense 688,724 661,553 599,904
Payroll and related      
Cruise operating expense      
Total cruise operating expense 1,403,056 1,344,718 1,262,119
Fuel      
Cruise operating expense      
Total cruise operating expense 675,887 698,050 716,833
Food      
Cruise operating expense      
Total cruise operating expense 315,460 312,992 358,310
Other      
Cruise operating expense      
Total cruise operating expense 774,032 753,940 648,142
Single reportable segment      
Segment Reporting Information [Line Items]      
Total revenue 9,827,592 9,479,651 8,549,924
Cruise operating expense      
Adjusted total cruise operating expense 5,615,971 5,666,443 5,447,711
Other operating expense      
Adjusted marketing, general and administrative 1,481,395 1,362,404 1,241,482
Adjusted depreciation and amortization 983,654 890,242 808,568
Adjusted total other operating expense 2,465,049 2,252,646 2,050,050
Adjusted operating income 1,746,572 1,560,562 1,052,163
Non-cash compensation and write-off (185,704) (94,656) (121,252)
Interest expense, net (953,506) (747,223) (727,531)
Other income (expense), net (178,641) 54,224 (40,204)
Net income before income taxes 428,721 772,907 163,176
Single reportable segment | Commissions, transportation and other      
Cruise operating expense      
Total cruise operating expense 1,782,004 1,917,443 1,883,279
Single reportable segment | Onboard and other      
Cruise operating expense      
Total cruise operating expense 688,724 661,553 599,904
Single reportable segment | Payroll and related      
Cruise operating expense      
Adjusted total cruise operating expense 1,379,864 1,322,465 1,241,243
Single reportable segment | Fuel      
Cruise operating expense      
Total cruise operating expense 675,887 698,050 716,833
Single reportable segment | Food      
Cruise operating expense      
Total cruise operating expense 315,460 312,992 358,310
Single reportable segment | Other      
Cruise operating expense      
Total cruise operating expense $ 774,032 $ 753,940 $ 648,142