v3.26.1
Investments in Other Companies (Details)
$ in Thousands, shares in Millions
1 Months Ended 3 Months Ended 12 Months Ended
Jan. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Mar. 31, 2026
USD ($)
item
shares
Mar. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
shares
Investments in other companies          
Long-term debt     $ 2,394,130   $ 2,392,084
Aircraft maintenance, materials, and repairs     213,027 $ 209,100  
Aero Engines, LLC. ("Aero Engines")          
Investments in other companies          
Payments to acquire interest in joint venture     $ 26,600    
Investment ownership (as a percent)     75.00%    
Long-term debt     $ 0    
Distribution received from investment         12,000
Aero Engines, LLC. ("Aero Engines") | Other Assets          
Investments in other companies          
Investment balance in other companies     13,400   12,800
Aero Engines, LLC. ("Aero Engines") | Other income, net          
Investments in other companies          
Company's portion of income (loss) generated by other companies     $ 500   600
Contour Airlines          
Investments in other companies          
Investment ownership (as a percent)   9.90% 25.00%    
Payments to acquire equity method investment $ 15,100 $ 9,900      
Number of board of directors seats held | item     1    
Total number of board of directors seats | item     5    
Percentage of board of directors seats held     20.00%    
Aircraft maintenance, materials, and repairs     $ 7,900    
Aircraft and collectible years     3 years    
Contour Airlines | Other Assets          
Investments in other companies          
Investment balance in other companies     $ 23,500   22,800
Contour Airlines | Other income, net          
Investments in other companies          
Company's portion of income (loss) generated by other companies     $ 700   $ 900
Eve Holding, Inc          
Investments in other companies          
Number of shares acquired | shares     1.1   1.1
Eve Holding, Inc | Other Assets          
Investments in other companies          
Investment balance in other companies     $ 2,600   $ 4,300
Eve Holding, Inc | Other income, net          
Investments in other companies          
Unrealized losses     $ 1,600    
Other income (loss) net       $ (3,200)