v3.26.1
Debt Obligations - Additional Information (Details)
 1 Months Ended 6 Months Ended 12 Months Ended
May 31, 2026
USD ($)
$ / shares
Jun. 30, 2026
USD ($)
engine
transaction
Dec. 31, 2025
USD ($)
Mar. 31, 2026
USD ($)
Feb. 28, 2026
USD ($)
Long Term Debt [Line Items]          
Variable rate (as a percent)   3.68% 3.87%    
Gross amount of debt   $ 2,352,269,000 $ 2,732,168,000    
Other fixed-rate engine notes (interest between 4.23% and 5.91%, and maturity dates between March 2032 and April 2034)          
Long Term Debt [Line Items]          
Gross amount of debt   $ 167,004,000 123,685,000    
Number of secured engines | engine   8      
Other fixed-rate engine notes (interest between 4.23% and 5.91%, and maturity dates between March 2032 and April 2034) | Minimum          
Long Term Debt [Line Items]          
Fixed rate (as a percent)   4.23%      
Other fixed-rate engine notes (interest between 4.23% and 5.91%, and maturity dates between March 2032 and April 2034) | Maximum          
Long Term Debt [Line Items]          
Fixed rate (as a percent)   5.91%      
Other Fixed Rate Engine Notes Due July 2031 Through March 2034          
Long Term Debt [Line Items]          
Gross amount of debt   $ 45,000,000.0      
Number of transactions | transaction   2      
Other Fixed Rate Engine Notes Due July 2031 Through March 2034 | Minimum          
Long Term Debt [Line Items]          
Option to repurchase engine, amount   $ 14,700,000      
Other Fixed Rate Engine Notes Due July 2031 Through March 2034 | Maximum          
Long Term Debt [Line Items]          
Option to repurchase engine, amount   19,300,000      
Convertible senior notes at a fixed rate of interest of 2.50%, maturing in May 2031          
Long Term Debt [Line Items]          
Gross amount of debt   $ 200,000,000 $ 0    
Debt instrument, face amount $ 200,000,000.0        
Fixed rate (as a percent) 2.50% 2.50%      
Debt instrument, convertible, conversion ratio 0.0111606        
Initial conversion price (in dollars per share) | $ / shares $ 89.60        
WWFL Credit Facility          
Long Term Debt [Line Items]          
Debt instrument, face amount       $ 1,750,000,000 $ 1,000,000,000.0