Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Operating Revenue	$ 1,179,971	$ 990,432	$ 2,217,127	$ 1,851,732
Operating Expenses
Aircraft fuel	385,882	214,269	630,219	377,820
Salaries, wages and benefits	285,906	208,366	583,925	410,980
Maintenance, materials and repairs	108,055	132,547	226,954	253,680
Depreciation and amortization	74,358	66,661	146,560	134,450
Travel	52,719	39,947	95,487	77,619
Navigation fees, landing fees and other rent	39,091	47,409	78,445	92,296
Passenger and ground handling services	34,747	41,504	69,683	81,569
Aircraft rent	12,613	17,687	25,608	38,443
Loss (gain) on disposal of flight equipment	19	0	(6,221)	16
Special charge	0	0	2,633	0
Transaction-related expenses	0	117	0	318
Other	54,435	61,848	110,292	120,260
Total Operating Expenses	1,047,825	830,355	1,963,585	1,587,451
Operating Income	132,146	160,077	253,542	264,281
Non-operating Expenses (Income)
Interest income	(873)	(189)	(1,113)	(400)
Interest expense	19,924	26,992	40,347	54,172
Capitalized interest	(3,339)	(1,850)	(7,103)	(3,121)
Loss on early extinguishment of debt	689	0	689	0
Unrealized loss on financial instruments	0	0	0	113
Other (income) expense, net	837	(4,854)	219	(44,310)
Total Non-operating Expenses (Income)	17,238	20,099	33,039	6,454
Income before income taxes	114,908	139,978	220,503	257,827
Income tax expense	26,650	32,868	50,734	60,784
Net Income	$ 88,258	$ 107,110	$ 169,769	$ 197,043
Earnings per share:
Basic	$ 3.12	$ 3.69	$ 5.95	$ 6.85
Diluted	$ 2.65	$ 3.53	$ 5.03	$ 6.59
Weighted average shares:
Basic	28,243	29,011	28,547	28,752
Diluted	33,679	30,319	34,184	29,900