Property, Plant and Equipment, Net - Schedule of Property, Plant and Equipment, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Aircraft [Abstract]
Aircraft	$ 262,013	$ 185,877
Less: Accumulated depreciation	(48,607)	(38,210)
Aircraft, net	213,406	147,667
Other [Abstract]
Finance lease right-of-use asset	117	101
Less: Accumulated depreciation	(3,873)	(6,753)
Leasehold improvements and equipment, net	5,408	36,102
Total property, plant and equipment, net	218,814	183,769
Vehicles and equipment
Other [Abstract]
Property, plant and equipment, gross	7,049	5,921
Buildings
Other [Abstract]
Property, plant and equipment, gross	1,200	1,054
Leasehold improvements
Other [Abstract]
Property, plant and equipment, gross	645	35,504
Licenses
Other [Abstract]
Property, plant and equipment, gross	235	235
Capitalized software and development costs
Other [Abstract]
Property, plant and equipment, gross	35	35
Construction-in-progress - leasehold improvements
Other [Abstract]
Property, plant and equipment, gross	$ 0	$ 5

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Buildings and equipment net.

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Amount, before accumulated amortization, of right-of-use asset from finance lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (a)
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-Topic 842
-Publisher FASB
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Amount, before accumulated depreciation, of long-lived, depreciable flight asset owned and right-of-use asset from finance lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 360
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-Name Accounting Standards Codification
-Section 50
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Amount, after accumulated depreciation, of long-lived, depreciable flight asset owned and right-of-use asset from finance lease.

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Amount, after accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
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