Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 18,971	$ 43,906
Accounts receivable, net	39,538	37,002
Inventories	31,213	33,134
Prepaid expenses and other current assets	16,360	20,894
Deferred tax assets, net	2,975	7,268
Total current assets	109,057	142,204
Property and equipment, at cost	2,748,161	2,612,052
Accumulated depreciation	(1,029,165)	(867,421)
Property and equipment, net	1,718,996	1,744,631
Goodwill	335,610	335,610
Trade names/trademarks, net	162,726	164,188
Other intangible assets, net	21,327	24,525
Deferred tax assets, net	23,491
Other assets	19,927	11,313
Total assets	2,391,134	2,422,471
Current liabilities:
Accounts payable	93,743	88,279
Current maturities on long-term debt	31,850	14,050
Accrued salaries, wages and benefits	12,330	19,068
Deferred revenue	79,818	79,367
Dividends payable	430	172
Other accrued expenses	11,143	20,149
Total current liabilities	229,314	221,085
Long-term debt, net of debt issuance costs of $13,333 and $20,003 as of December 31, 2015 and 2014, respectively	1,548,893	1,569,400
Deferred tax liabilities, net	68,161	31,760
Other liabilities	40,646	20,691
Total liabilities	$ 1,887,014	$ 1,842,936
Commitments and contingencies (Note 14)
Stockholders’ Equity:
Preferred stock, $0.01 par value—authorized, 100,000,000 shares, no shares issued or outstanding at December 31, 2015 and 2014
Common stock, $0.01 par value—authorized, 1,000,000,000 shares; 90,320,374 and 90,191,100 shares issued at December 31, 2015 and 2014, respectively	$ 903	$ 902
Additional paid-in capital	624,765	655,471
Accumulated other comprehensive loss	(13,137)	(483)
Retained earnings	46,460	33,516
Treasury stock, at cost (6,519,773 and 4,105,970 shares at December 31, 2015 and 2014, respectively)	(154,871)	(109,871)
Total stockholders’ equity	504,120	579,535
Total liabilities and stockholders’ equity	$ 2,391,134	$ 2,422,471