Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
ASSETS
Cash and cash equivalents	$ 70,094	$ 62,804
Accounts receivable, net of allowance of $1,112 and $2,410 respectively	220,037	247,084
Current deferred tax assets	5,174	8,022
Prepaid expenses and other current assets	27,434	26,383
Current assets of discontinued operations	541	6,449
Total current assets	323,280	350,742
Property and equipment, net	2,546,904	2,566,482
Restricted cash	5,835	5,022
Investment in direct financing lease	5,994	7,467
Goodwill	17,229	11,158
Non-current deferred tax assets	2,959
Other assets	65,956	30,701
Non-current assets of discontinued operations	25	3,170
Total assets	2,968,182	2,974,742
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable and accrued expenses	228,296	164,529
Income taxes payable	964	102
Current liabilities of discontinued operations	1,066	1,827
Total current liabilities	230,326	166,458
Long-term debt	1,185,000	1,111,545
Deferred tax liabilities		139,526
Other liabilities	45,908	35,593
Total liabilities	1,461,234	1,453,122
Commitments and contingencies
Preferred stock - $0.01 par value; 50,000 shares authorized; none issued and outstanding at September 30, 2013 and December 31, 2012, respectively
Common stock - $0.01 par value; 300,000 shares authorized; 115,831 and 100,105 shares issued and outstanding at September 30, 2013 and December 31, 2012, respectively	1,158	1,001
Additional paid-in capital	1,721,497	1,146,488
(Accumulated deficit) retained earnings	(215,707)	374,131
Total stockholders' equity	1,506,948	1,521,620
Total liabilities and stockholders' equity	$ 2,968,182	$ 2,974,742