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Leases - Additional Information (Details) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2025 USD ($) Aircraft	Jun. 30, 2024 USD ($)	Jun. 30, 2025 USD ($) Aircraft	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($) Aircraft	Dec. 31, 2023 USD ($) Aircraft	Oct. 31, 2024 Aircraft
Lessee, Lease, Description [Line Items]
Number of aircrafts operated			35		34	42
Additional variable costs | $	$ 6,355	$ 4,818	$ 10,771	$ 8,239	$ 15,198	$ 12,689
Number of aircrafts leased	2		2				1
Number of aircrafts purchased					1
Minimum
Lessee, Lease, Description [Line Items]
Lease term	2 years		2 years		2 years
Minimum | Charter Flight Services
Lessee, Lease, Description [Line Items]
Lease term	3 months		3 months		3 months
Maximum
Lessee, Lease, Description [Line Items]
Lease term	30 years		30 years		30 years
Maximum | Charter Flight Services
Lessee, Lease, Description [Line Items]
Lease term	7 years		7 years		7 years

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Number of Aircrafts Leased

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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/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 7A
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-7A

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
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-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-3

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- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-3

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- Definition

Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 53
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479589/842-20-55-53

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-URI https://asc.fasb.org/1943274/2147478964/842-20-50-4

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