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BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
12 Months Ended
Dec. 31, 2025
BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES  
Property & equipment, residual value over estimated useful lives or lease term
Property & Equipment – Property and equipment are recorded at cost or fair value on the date of acquisition and depreciated, when the asset is ready for its intended use, on a straight-line basis to an estimated residual value over their estimated useful lives or lease term (if applicable), whichever is shorter, as follows:
Airframes (1)
10-25 years (depending on age)
Engines – Core (2)
7 or 12 years (based on remaining cycles)
Engines – Initial Greentime (time remaining until the first scheduled major maintenance event)
1st scheduled maintenance event
Leasehold Improvements, Aircraft, Other
3-25 years (or life of lease, if shorter)
Office and Ground Equipment
5-7 years
Computer Hardware and Software
3-5 years
Property and Equipment under Finance Leases (3)
Lesser of the lease term or economic life
Rotable Parts
Average remaining life of aircraft fleet, currently estimated to be 8 years
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(1)
Airframes have an estimated residual value of $4,000.
(2)
Engines - Core have an estimated residual value of $1,500.
(3)For finance leases where the Company is reasonably certain to exercise the purchase option, the lease asset value is assigned to the engine and airframe components which are depreciated on a straight-line basis in accordance with the useful lives outlined in the table above.