DEBT - Long-term Debt Schedule (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
DEBT
Total Debt	$ 315,293	$ 330,122
Less: Unamortized debt issuance costs	(2,697)	(3,000)
Less: Current Maturities of Long-term Debt, net	(91,715)	(87,579)
Total Long-term Debt, net	220,881	239,543
2019-1 EETC | Notes payable
DEBT
Total Debt	158,510	158,510
2022-1 EETC | Notes payable
DEBT
Total Debt	128,410	138,532
Term Loan Credit Facility (see terms and conditions above)
DEBT
Total Debt	$ 28,373	$ 33,080