Unaudited Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
REVENUES	$ 145,506	$ 175,127
OPERATING EXPENSES
Salaries, wages and benefits	47,104	46,348
Fuel	13,840	39,676
Maintenance, materials and repairs	23,114	21,306
Depreciation and amortization	20,300	22,371
Travel	5,978	6,310
Rent	5,730	5,640
Landing and ramp	4,066	6,405
Insurance	2,010	2,350
Other operating expenses	9,562	9,292
Operating Expenses	131,704	159,698
OPERATING INCOME	13,802	15,429
OTHER INCOME (EXPENSE)
Interest income	28	66
Interest expense	(3,547)	(4,103)
Unrealized loss on derivative instruments	460	(3,932)
Write-off of unamortized debt issuance costs	0	(2,870)
Other Nonoperating Income (Expense)	(3,059)	(10,839)
EARNINGS FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	10,743	4,590
INCOME TAXES	(4,081)	(1,709)
EARNINGS FROM CONTINUING OPERATIONS	6,662	2,881
EARNINGS (LOSSES) FROM DISCONTINUED OPERATIONS, NET OF TAX	(230)	(117)
NET EARNINGS	$ 6,432	$ 2,764
BASIC EARNINGS PER SHARE
Continuing operations	$ 0.11	$ 0.04
Discontinued operations	$ (0.01)	$ 0.00
TOTAL NET EARNINGS PER SHARE - Basic	$ 0.10	$ 0.04
DILUTED EARNINGS PER SHARE
Continuing operations	$ 0.10	$ 0.04
Discontinued operations	$ 0.00	$ 0.00
TOTAL NET EARNINGS PER SHARE - Diluted	$ 0.10	$ 0.04
WEIGHTED AVERAGE SHARES
Basic	63,431	63,131
Diluted	64,374	63,936