Gain loss on sale of aircraft engines.

No definition available.

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- Definition

Number of leased assets.

+ References

No definition available.

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- Definition

Remaining lease term operating leases.

+ References

No definition available.

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- Definition

Amount, after accumulated depreciation, of long-lived, depreciable flight asset owned and right-of-use asset from finance lease.

+ References

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-SubTopic 10
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-Section 50
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-Subparagraph (b)
-Publisher FASB
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- Definition

Amount of lease income from operating, direct financing, and sales-type leases. Includes, but is not limited to, variable lease payments, interest income, profit (loss) recognized at commencement, and lease payments paid and payable to lessor.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 30
-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479773/842-30-50-5

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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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
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-Section 50
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-URI https://asc.fasb.org/1943274/2147478964/842-20-50-3

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- Definition

Amount, before allowance for credit loss, of net investment in sales-type and direct financing leases.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Name Accounting Standards Codification
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+ Details

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- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 20
-Name Accounting Standards Codification
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- Definition

Amount of lessee's right to use underlying asset under operating lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
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- Definition

Number of aircraft sold.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-1

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Operating Leases (Narrative) (Details) $ in Thousands	3 Months Ended		9 Months Ended
Operating Leases (Narrative) (Details) $ in Thousands	Sep. 30, 2026 USD ($) Engine	Sep. 30, 2025 USD ($) Engine	Sep. 30, 2026 USD ($) Engine Aircraft	Sep. 30, 2025 USD ($) Engine	Dec. 31, 2025 USD ($)
Lessee Lease Description [Line Items]
Operating lease right-of-use assets, net	$ 761,627		$ 761,627		$ 788,477
Lease liabilities, net	830,600		$ 830,600		$ 855,899
Number of aircraft engines \| Aircraft			3
Net book value of lease assets	12,900		$ 12,900
Lease income	500	$ 1,200	1,800	$ 7,700
One Aircraft Engine [Member]
Lessee Lease Description [Line Items]
Net book value	$ 3,900		$ 3,900
Four Aircraft Engine [Member]
Lessee Lease Description [Line Items]
Net book value		33,000		33,000
Ten Aircraft Engine [Member]
Lessee Lease Description [Line Items]
Net book value		$ 86,000		$ 86,000
Minimum [Member] \| Office Space and Office Equipment [Member]
Lessee Lease Description [Line Items]
Operating leases remaining lease term			1 year
Maximum [Member] \| Office Space and Office Equipment [Member]
Lessee Lease Description [Line Items]
Operating leases remaining lease term			13 years
Location, Statement of Income, Balance [Axis]: us-gaap:PrincipalTransactionsRevenue \| One Aircraft Engine [Member]
Lessee Lease Description [Line Items]
Number of engines sold \| Engine	1		1
Gain loss on sale of aircraft engines	$ (1,900)		$ (1,900)
Location, Statement of Income, Balance [Axis]: us-gaap:PrincipalTransactionsRevenue \| Four Aircraft Engine [Member]
Lessee Lease Description [Line Items]
Number of engines sold \| Engine		4
Gain loss on sale of aircraft engines		$ 9,900
Location, Statement of Income, Balance [Axis]: us-gaap:PrincipalTransactionsRevenue \| Ten Aircraft Engine [Member]
Lessee Lease Description [Line Items]
Number of engines sold \| Engine				10
Gain loss on sale of aircraft engines				$ 41,900