CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
OPERATING REVENUES:
Passenger	$ 777,480	$ 815,867	$ 2,293,085	$ 2,372,054
Ground handling and other	16,524	18,766	49,734	51,538
Total operating revenues	794,004	834,633	2,342,819	2,423,592
OPERATING EXPENSES:
Salaries, wages and benefits	304,633	315,766	906,051	944,253
Aircraft maintenance, materials and repairs	147,396	159,920	461,972	509,905
Aircraft rentals	68,003	72,899	206,857	232,682
Depreciation and amortization	66,603	65,822	196,953	192,389
Aircraft fuel	31,762	49,177	90,254	154,420
Ground handling services	18,892	31,114	62,981	100,446
Special charges				4,713
Other operating expenses	78,419	80,855	235,447	240,236
Total operating expenses	715,708	775,553	2,160,515	2,379,044
OPERATING INCOME	78,296	59,080	182,304	44,548
OTHER INCOME (EXPENSE):
Interest income	311	2,549	1,647	3,608
Interest expense	(19,914)	(16,883)	(56,460)	(48,697)
Other, net	1,070	23,598	1,070	20,709
Total other expense, net	(18,533)	9,264	(53,743)	(24,308)
INCOME BEFORE INCOME TAXES	59,763	68,344	128,561	20,168
PROVISION FOR INCOME TAXES	23,495	27,006	51,198	16,455
NET INCOME	$ 36,268	$ 41,338	$ 77,363	$ 3,713
BASIC EARNINGS PER SHARE (in dollars per share)	$ 0.72	$ 0.81	$ 1.51	$ 0.07
DILUTED EARNINGS PER SHARE (in dollars per share)	$ 0.71	$ 0.79	$ 1.49	$ 0.07
Weighted average common shares:
Basic (in shares)	50,616	51,322	51,143	51,324
Diluted (in shares)	51,282	52,036	51,882	51,562
Dividends declared per share (in dollars per share)	$ 0.04	$ 0.04	$ 0.12	$ 0.12
COMPREHENSIVE INCOME (LOSS):
Net income	$ 36,268	$ 41,338	$ 77,363	$ 3,713
Proportionate share of other companies foreign currency translation adjustment, net of taxes		(1,130)		(1,130)
Net unrealized appreciation (depreciation) on marketable securities, net of taxes	161	(222)	239	(157)
TOTAL COMPREHENSIVE INCOME	$ 36,429	$ 39,986	$ 77,602	$ 2,426