Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Operating revenues:
Total operating revenues	$ 1,265,537	$ 1,349,774
Operating expenses:
Aircraft fuel	406,351	487,711
Salaries, wages and benefits	431,483	389,185
Landing fees and other rents	106,718	97,345
Aircraft rent	115,206	85,267
Depreciation and amortization	81,346	77,991
Maintenance, materials and repairs	54,915	54,414
Distribution	45,176	48,017
Special charges (credits)	36,258	13,983
Loss (gain) on disposal of assets	(3,029)	7,100
Other operating	198,450	201,156
Total operating expenses	1,472,874	1,462,169
Operating income (loss)	(207,337)	(112,395)
Other (income) expense:
Interest expense	54,809	51,793
Loss (gain) on extinguishment of debt	(14,996)	0
Capitalized interest	(10,003)	(7,648)
Interest income	(13,590)	(15,434)
Other (income) expense	(66,490)	542
Total other (income) expense	(50,270)	29,253
Income (loss) before income taxes	(157,067)	(141,648)
Provision (benefit) for income taxes	(14,432)	(37,737)
Net income (loss)	$ (142,635)	$ (103,911)
Basic earnings (loss) per share (in dollars per share)	$ (1.30)	$ (0.95)
Diluted earnings (loss) per share (in dollars per share)	$ (1.30)	$ (0.95)
Passenger
Operating revenues:
Total operating revenues	$ 1,239,310	$ 1,327,473
Other
Operating revenues:
Total operating revenues	$ 26,227	$ 22,301