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Intangibles - Finite-lived intangible assets (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Maintenance rights
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, net	$ 2,815,514	$ 3,292,007
Lease premium, net
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, net	962,361	1,152,513
Maintenance rights and lease premium, net
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, net	$ 3,777,875	$ 4,444,520

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 926
-SubTopic 20
-Section 50
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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