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Commitment and Contingencies - Employees Under Collective Bargaining Agreements (Details) | 12 Months Ended
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Dec. 31, 2023
Pilots | Unionized Employees Concentration Risk |
Other Commitments [Line Items] |
Concentration risk, percentage | 17.90%
Flight Attendants | Unionized Employees Concentration Risk |
Other Commitments [Line Items] |
Concentration risk, percentage | 23.40%
Maintenance Technicians | Unionized Employees Concentration Risk |
Other Commitments [Line Items] |
Concentration risk, percentage | 11.20%
Flight Dispatchers | Unionized Employees Concentration Risk |
Other Commitments [Line Items] |
Concentration risk, percentage | 0.90%
Total |
Other Commitments [Line Items] |
Concentration risk, percentage | 41.30%
Total | Unionized Employees Concentration Risk |
Other Commitments [Line Items] |
Concentration risk, percentage | 53.40%

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