Unaudited Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 125,669	$ 33,178
Accounts receivable, net	66,842	38,400
Inventories	34,782	30,887
Prepaid expenses and other current assets	14,328	16,310
Total current assets	241,621	118,775
Property and equipment, at cost	3,069,523	2,952,074
Accumulated depreciation	(1,380,764)	(1,276,833)
Property and equipment, net	1,688,759	1,675,241
Goodwill, net	66,278	66,278
Trade names/trademarks, net	158,706	159,802
Other intangible assets, net	14,287	14,896
Deferred tax assets, net	22,813	32,820
Other assets	19,513	17,970
Total assets	2,211,977	2,085,782
Current liabilities:
Accounts payable and accrued expenses	107,721	100,573
Current maturities of long-term debt	23,707	38,707
Accrued salaries, wages and benefits	24,779	14,554
Deferred revenue	108,021	79,554
Dividends payable	101	470
Other accrued liabilities	34,553	19,612
Total current liabilities	298,882	253,470
Long-term debt, net of debt issuance costs of $6,939 and $9,045 as of September 30, 2018 and December 31, 2017, respectively	1,489,289	1,503,609
Deferred tax liabilities, net	18,584
Other liabilities	31,886	41,237
Total liabilities	1,838,641	1,798,316
Commitments and contingencies (Note 10)
Stockholders’ Equity:
Preferred stock, $0.01 par value—authorized, 100,000,000 shares, no shares issued or outstanding at September 30, 2018 and December 31, 2017
Common stock, $0.01 par value—authorized, 1,000,000,000 shares; 93,234,871 and 92,637,403 shares issued at September 30, 2018 and December 31, 2017, respectively	932	926
Additional paid-in capital	660,231	641,324
Accumulated other comprehensive income (loss)	4,946	(5,076)
Accumulated deficit	(137,902)	(194,837)
Treasury stock, at cost (6,519,773 shares at September 30, 2018 and December 31, 2017)	(154,871)	(154,871)
Total stockholders’ equity	373,336	287,466
Total liabilities and stockholders’ equity	$ 2,211,977	$ 2,085,782