Flight Equipment Held for Sale (Details) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2023 USD ($) aircraft	Jun. 30, 2023 USD ($) aircraft	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($) aircraft
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from aircraft sales, trading and other activity		$ 1,261,476	$ 1,166
Disposal Group, Held-for-sale, Not Discontinued Operations | Nineteen Aircrafts
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of aircrafts | aircraft	19	19
Carrying value of assets held for sale	$ 900,000	$ 900,000
Disposal Group, Held-for-sale, Not Discontinued Operations | Four Aircrafts
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of aircrafts | aircraft				4
Carrying value of assets held for sale				$ 153,500
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Ten Aircrafts
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of aircrafts | aircraft	10	10
Proceeds from aircraft sales, trading and other activity	$ 639,700