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v3.23.1

Commitments and contingencies - Narrative (Details) $ in Millions | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Apr. 27, 2023 USD ($) aircraft | Mar. 31, 2023 USD ($) aircraft | Mar. 31, 2022 gate
Subsequent Event |  |  |
Other Commitments [Line Items] |  |  |
Construction obligation | $ 1,700 |  |
Convertible Debt |  |  |
Other Commitments [Line Items] |  |  |
Initial conversion ratio |  | 0.0259909 |
Aircraft |  |  |
Other Commitments [Line Items] |  |  |
2023 |  | $ 1,500 |
2022 |  | 1,600 |
2025 |  | 993 |
2026 |  | 1,400 |
2027 |  | 1,100 |
2028 |  | 1,300 |
Thereafter |  | $ 4,500 |
-7 Firm Orders |  |  |
Other Commitments [Line Items] |  |  |
Exercised | aircraft |  | 15 |
-7 Firm Orders | Subsequent Event |  |  |
Other Commitments [Line Items] |  |  |
Exercised | aircraft | 11 |  |
-8 Firm Orders |  |  |
Other Commitments [Line Items] |  |  |
MAX aircrafts to be delivered this year | aircraft |  | 70 |
-8 Firm Orders | Subsequent Event |  |  |
Other Commitments [Line Items] |  |  |
Exercised | aircraft | 8 |  |
B737-7Max | Aircraft |  |  |
Other Commitments [Line Items] |  |  |
2022 |  | $ 956 |
Long-term Purchase Commitment | aircraft |  | 46 |
William P. Hobby Airport |  |  |
Other Commitments [Line Items] |  |  |
New airport gates | gate |  |  | 7
Projected airport improvement costs |  | $ 250 |

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