Commitments and Contingencies - Schedule of Firm Orders (Details)	3 Months Ended	9 Months Ended
	Sep. 30, 2026 aircraft	Sep. 30, 2026 aircraft
Firm Orders
2026	167	167
2027	90	90
2028	90	90
2029	90	90
2030	90	90
2031	90	90
Total number of aircrafts ordered	617	617
Number of aircrafts to be delivered	167	167
2024 Contractual Deliveries
Firm Orders
Number of aircrafts to be delivered	27	27
2025 Contractual Deliveries
Firm Orders
Number of aircrafts to be delivered	54	54
2026 Contractual Deliveries
Firm Orders
Number of aircrafts to be delivered	86	86
2024 and 2025 Contractual Deliveries
Firm Orders
Number of aircrafts to be delivered	81	81
-7 Firm Orders
Firm Orders
2026	40	40
2027	54	54
2028	15	15
2029	38	38
2030	45	45
2031	45	45
Total number of aircrafts ordered	237	237
Number of aircrafts to be delivered	40	40
-7 Firm Orders \| 2024 Contractual Deliveries
Firm Orders
Number of aircrafts to be delivered	27	27
-7 Firm Orders \| 2025 Contractual Deliveries
Firm Orders
Number of aircrafts to be delivered	0	0
-7 Firm Orders \| 2026 Contractual Deliveries
Firm Orders
Number of aircrafts to be delivered	13	13
-7 Firm Orders \| 2024 and 2025 Contractual Deliveries
Firm Orders
Number of aircrafts to be delivered	27	27
-8 Firm Orders
Firm Orders
2026	127	127
2027	36	36
2028	50	50
2029	34	34
2030	0	0
2031	0	0
Total number of aircrafts ordered	247	247
Number of aircraft deliveries	20	43
Number of aircrafts to be delivered	127	127
-8 Firm Orders \| 2024 Contractual Deliveries
Firm Orders
Number of aircrafts to be delivered	0	0
-8 Firm Orders \| 2025 Contractual Deliveries
Firm Orders
Number of aircrafts to be delivered	54	54
-8 Firm Orders \| 2026 Contractual Deliveries
Firm Orders
Number of aircrafts to be delivered	73	73
-8 Firm Orders \| 2024 and 2025 Contractual Deliveries
Firm Orders
Number of aircrafts to be delivered	54	54
-7 or -8 Options
Firm Orders
2026	0	0
2027	0	0
2028	25	25
2029	18	18
2030	45	45
2031	45	45
Total number of aircrafts ordered	133	133