Lease Rental Revenues and Flight Equipment Held for Lease (Details 2) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020 USD ($) Lessee	Jun. 30, 2019 USD ($) Lessee	Jun. 30, 2020 USD ($) Lessee	Jun. 30, 2019 USD ($) Lessee
Revenue attributable to individual countries
Revenue	$ 172,380	$ 192,823	$ 371,300	$ 374,057
Percentage of geographic concentration			50.00%
Geographic Concentration Risk \| Total Revenue \| INDIA
Revenue attributable to individual countries
Revenue	$ 0	$ 42,312	$ 0	$ 61,638
Percentage of geographic concentration	0.00%	19.00%	0.00%	14.00%
Geographic Concentration Risk \| Total Revenue
Revenue attributable to individual countries
Percentage of geographic concentration	100.00%	100.00%	100.00%	100.00%
Customer Group One
Revenue from External Customer [Line Items]
Concentration Risk, Number of Customers in Major Customer Group \| Lessee	4	3	4	3
Customer Group One \| Geographic Concentration Risk \| Total Revenue
Revenue attributable to individual countries
Percentage of geographic concentration	29.00%	21.00%	27.00%	21.00%

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
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-Topic 825
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
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-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

The total amount of revenue recognized for the period from operating leases, including minimum lease revenue, contingent revenue, percentage revenue and sublease revenue.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=77902458&loc=d3e39896-112707

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- References

No definition available.

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