Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
CURRENT ASSETS:
Cash and cash equivalents	$ 23,763	$ 31,699
Accounts receivable, net of allowance of $863 in 2014 and $717 in 2013	57,126	52,247
Inventory	9,777	9,050
Prepaid supplies and other	12,810	9,730
Deferred income taxes	13,957	13,957
Aircraft and engines held for sale	1,015	2,995
TOTAL CURRENT ASSETS	118,448	119,678
Property and equipment, net	809,810	838,172
Other assets	38,214	21,143
Pension assets, net of obligations	18,862	14,855
Intangibles	4,755	4,896
Goodwill	34,395	34,395
TOTAL ASSETS	1,024,484	1,033,139
CURRENT LIABILITIES:
Accounts payable	33,971	34,818
Accrued salaries, wages and benefits	21,061	23,163
Accrued expenses	10,121	9,695
Current portion of debt obligations	24,027	23,721
Unearned revenue	9,487	8,733
TOTAL CURRENT LIABILITIES	98,667	100,130
Long term debt	328,103	360,794
Post-retirement obligations	29,985	30,638
Other liabilities	64,134	62,740
Deferred income taxes	118,335	109,869
TOTAL LIABILITIES	639,224	664,171
Commitments and contingencies (Note G)
STOCKHOLDERS’ EQUITY:
Preferred stock, 20,000,000 shares authorized, including 75,000 Series A Junior Participating Preferred Stock	0	0
Common stock, par value $0.01 per share; 75,000,000 shares authorized; 64,939,895 and 64,618,305 shares issued and outstanding in 2014 and 2013, respectively	649	646
Additional paid-in capital	526,023	524,953
Accumulated deficit	(110,571)	(126,813)
Accumulated other comprehensive loss	(30,841)	(29,818)
TOTAL STOCKHOLDERS’ EQUITY	385,260	368,968
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 1,024,484	$ 1,033,139