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Commitments and Contingencies - Narrative (Details)
 1 Months Ended 3 Months Ended 6 Months Ended
Jul. 24, 2025
aircraft
Jun. 30, 2025
aircraft
Jun. 30, 2025
aircraft
Dec. 27, 2019
Claim
Long-term Purchase Commitment [Line Items]        
Number of claims alleged in litigation case | Claim       7
Subsequent Event        
Long-term Purchase Commitment [Line Items]        
Number of aircraft orders converted 11      
B737-8        
Long-term Purchase Commitment [Line Items]        
Number of aircraft deliveries   17 28  
B-737-700        
Long-term Purchase Commitment [Line Items]        
Number of aircraft retirements   7    
B737-7        
Long-term Purchase Commitment [Line Items]        
Number of aircraft options exercised   9