Commitments and Contingencies - Aircraft Acquisition (Details)	9 Months Ended
	Sep. 30, 2022 aircraft
Aircrafts
Long-term Purchase Commitment [Line Items]
2022	34
2023	78
2024	93
2025	73
2026	65
Thereafter	69
Total	412
Airbus A220-100/300
Long-term Purchase Commitment [Line Items]
2022	4
2023	13
2024	25
2025	20
2026	12
Thereafter	0
Total	74
Airbus A320/321neo
Long-term Purchase Commitment [Line Items]
2022	14
2023	22
2024	24
2025	24
2026	35
Thereafter	64
Total	183
Number of long-range variant aircraft	26
Number of extra long-range variant aircrafts	49
Airbus A330-900neo
Long-term Purchase Commitment [Line Items]
2022	3
2023	6
2024	4
2025	0
2026	0
Thereafter	0
Total	13
Airbus A350-900/1000
Long-term Purchase Commitment [Line Items]
2022	1
2023	3
2024	3
2025	0
2026	0
Thereafter	0
Total	7
Airbus A350F
Long-term Purchase Commitment [Line Items]
2022	0
2023	0
2024	0
2025	0
2026	2
Thereafter	5
Total	7
Boeing 737-8/9 MAX
Long-term Purchase Commitment [Line Items]
2022	11
2023	29
2024	33
2025	19
2026	16
Thereafter	0
Total	108
Boeing 787-9/10
Long-term Purchase Commitment [Line Items]
2022	1
2023	5
2024	4
2025	10
2026	0
Thereafter	0
Total	20