LEASES - Narrative (Details) $ in Millions	12 Months Ended
	Dec. 31, 2025 USD ($) lease
Lessee, Lease, Description [Line Items]
Number of operating leases	3
Increase to operating right of use assets | $	$ 7.1
Increase to operating lease liabilities | $	$ 6.7
Minimum
Lessee, Lease, Description [Line Items]
Operating lease term	30 days
Maximum
Lessee, Lease, Description [Line Items]
Operating lease term	13 years
Aircraft
Lessee, Lease, Description [Line Items]
Number of leases	23
Spare Engines
Lessee, Lease, Description [Line Items]
Number of leases	13
Partner-Controlled Aircraft | Related Party
Lessee, Lease, Description [Line Items]
Number of leases	12
Spare Engines Leased From Partner Airline
Lessee, Lease, Description [Line Items]
Number of leases	9