Commitments and Contingencies - Schedule of Firm Commitments (Details)	Jun. 30, 2024 aircraft_commitment aircraft
787
Long-term Purchase Commitment [Line Items]
Number of Firm Commitments \| aircraft_commitment	150
Contractual Aircraft Deliveries
Last Six Months of 2024	8
2025	18
After 2025	124
Expected Aircraft Deliveries
Last Six Months of 2024	4
2025	11
After 2025	135
737 MAX 8
Long-term Purchase Commitment [Line Items]
Number of Firm Commitments \| aircraft_commitment	33
Contractual Aircraft Deliveries
Last Six Months of 2024	33
2025	0
After 2025	0
Expected Aircraft Deliveries
Last Six Months of 2024	16
2025	17
After 2025	0
737 MAX 9
Long-term Purchase Commitment [Line Items]
Number of Firm Commitments \| aircraft_commitment	143
Contractual Aircraft Deliveries
Last Six Months of 2024	33
2025	40
After 2025	70
Expected Aircraft Deliveries
Last Six Months of 2024	9
2025	44
After 2025	90
737 MAX 10
Long-term Purchase Commitment [Line Items]
Number of Firm Commitments \| aircraft_commitment	167
Contractual Aircraft Deliveries
Last Six Months of 2024	0
2025	0
After 2025	167
Expected Aircraft Deliveries
Last Six Months of 2024	0
2025	0
After 2025	167
A321neo
Long-term Purchase Commitment [Line Items]
Number of Firm Commitments \| aircraft_commitment	118
Contractual Aircraft Deliveries
Last Six Months of 2024	18
2025	22
After 2025	78
Expected Aircraft Deliveries
Last Six Months of 2024	18
2025	22
After 2025	78
A321XLR
Long-term Purchase Commitment [Line Items]
Number of Firm Commitments \| aircraft_commitment	50
Contractual Aircraft Deliveries
Last Six Months of 2024	0
2025	0
After 2025	50
Expected Aircraft Deliveries
Last Six Months of 2024	0
2025	0
After 2025	50
A350
Long-term Purchase Commitment [Line Items]
Number of Firm Commitments \| aircraft_commitment	45
Contractual Aircraft Deliveries
Last Six Months of 2024	0
2025	0
After 2025	45
Expected Aircraft Deliveries
Last Six Months of 2024	0
2025	0
After 2025	45

Number Of Aircraft Contracted Delivery

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Number Of Aircraft To Be Delivered Under the Contract, Thereafter

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Number Of Aircrafts Expected To Take Delivery [Abstract]

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Number Of Aircrafts Expected To Take Delivery, Thereafter

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The minimum number of units that must be purchased, in connection with an unconditional purchase obligation that has not been recognized for financial reporting purposes.

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