ACQUISITION OF HAWAIIAN HOLDINGS, INC. - Pro Forma Impact Of Acquisition (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Net loss		$ (395,000)	$ (235,000)	$ (58,000)
Hawaiian Holdings, Inc.
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Revenue		13,779,000	13,142,000
Net income (loss)		$ 265,000	(235,000)
Net loss	$ 113,000
Hawaiian Holdings, Inc. | Acquisition-related Costs
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]
Net loss			$ 227,000