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Flight Equipment Held for Sale (Details) $ in Millions | Dec. 31, 2023 USD ($) aircraft | Dec. 31, 2022 USD ($) aircraft
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Disposal Group, Held-for-sale, Not Discontinued Operations | Fourteen Aircrafts |  |
Flight Equipment Held for Sale |  |
Number of aircraft | 14 |
Carrying value of assets held for sale | $ | $ 605.1 |
Disposal Group, Held-for-sale, Not Discontinued Operations | Six Aircrafts |  |
Flight Equipment Held for Sale |  |
Number of aircraft | 6 |
Purchase deposits | $ | $ 305.8 |
Disposal Group, Held-for-sale, Not Discontinued Operations | Four Aircrafts |  |
Flight Equipment Held for Sale |  |
Number of aircraft |  | 4
Carrying value of assets held for sale | $ |  | $ 153.5
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Twenty Five Aircrafts |  |
Flight Equipment Held for Sale |  |
Number of aircraft | 25 |

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