Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
ASSETS
Cash and cash equivalents	$ 74,393	$ 77,909
Accounts receivable, net of allowance of $748 and $1,265, respectively	248,588	244,957
Current deferred tax assets	13,229	9,241
Prepaid expenses and other current assets	29,775	20,612
Current assets of discontinued operations		15
Total current assets	365,985	352,734
Property and equipment, net	2,658,628	2,546,613
Restricted cash	2,858	5,589
Investment in direct financing lease	3,223	5,473
Goodwill	16,110	16,110
Non-current deferred tax assets	2,301	3,078
Other assets	78,086	77,828
Total assets	3,127,191	3,007,425
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable and accrued expenses	317,566	252,277
Income taxes payable	1,368	1,243
Current liabilities of discontinued operations	54	886
Total current liabilities	318,988	254,406
Long-term debt	1,200,000	1,205,000
Other liabilities	126,703	45,512
Total liabilities	1,645,691	1,504,918
Commitments and contingencies
Preferred stock - $0.01 par value; 50,000 shares authorized; none issued and outstanding at December 31, 2014 and 2013, respectively	0	0
Common stock - $0.01 par value; 300,000 shares authorized; 116,764 and 115,923 shares issued and outstanding at December 31, 2014 and 2013, respectively	1,168	1,159
Additional paid-in capital	1,748,303	1,725,363
Accumulated deficit	(267,971)	(224,015)
Total stockholders' equity	1,481,500	1,502,507
Total liabilities and stockholders' equity	$ 3,127,191	$ 3,007,425