v3.25.2
Operating Segments and Geographic Information (Details)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2025
USD ($)
destination
Jun. 30, 2024
USD ($)
Jun. 30, 2025
USD ($)
segment
destination
Jun. 30, 2024
USD ($)
Segment Reporting Information [Line Items]        
Number of operating segments | segment     1  
Number of reportable segments | segment     1  
Number of destinations | destination 34   34  
Summarization of operating revenues by geographic regions        
Total operating revenues | $ $ 2,356 $ 2,428 $ 4,496 $ 4,637
Europe        
Segment Reporting Information [Line Items]        
Number of destinations | destination 7   7  
PUERTO RICO        
Segment Reporting Information [Line Items]        
Number of destinations | destination 3   3  
VIRGIN ISLANDS, US        
Segment Reporting Information [Line Items]        
Number of destinations | destination 2   2  
Domestic & Canada        
Summarization of operating revenues by geographic regions        
Total operating revenues | $ $ 1,443 1,504 $ 2,734 2,879
Caribbean & Latin America        
Summarization of operating revenues by geographic regions        
Total operating revenues | $ 772 777 1,557 1,544
Atlantic        
Summarization of operating revenues by geographic regions        
Total operating revenues | $ $ 141 $ 147 $ 205 $ 214