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Flight Equipment Held for Sale - Narrative (Details) $ in Millions	6 Months Ended
	Jun. 30, 2024 USD ($) aircraft	Dec. 31, 2023 USD ($) aircraft
Disposal Group, Held-for-sale, Not Discontinued Operations | Eighteen Aircrafts
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of aircrafts sold	18
Carrying value of assets held for sale | $	$ 608.9
Disposal Group, Held-for-sale, Not Discontinued Operations | Twenty-One Aircrafts
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of aircrafts transferred	21
Disposal Group, Held-for-sale, Not Discontinued Operations | Fourteen Aircrafts
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of aircrafts sold		14
Carrying value of assets held for sale | $		$ 605.1
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Sixteen Aircrafts
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of aircrafts sold	16

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