Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 39,343	$ 33,178
Accounts receivable, net	56,431	38,400
Inventories	37,648	30,887
Prepaid expenses and other current assets	19,940	16,310
Total current assets	153,362	118,775
Property and equipment, at cost	3,000,208	2,952,074
Accumulated depreciation	(1,308,780)	(1,276,833)
Property and equipment, net	1,691,428	1,675,241
Goodwill	66,278	66,278
Trade names/trademarks, net	159,436	159,802
Other intangible assets, net	14,682	14,896
Deferred tax assets, net	53,864	32,820
Other assets	19,183	17,970
Total assets	2,158,233	2,085,782
Current liabilities:
Accounts payable and accrued expenses	125,231	100,573
Current maturities of long-term debt	78,707	38,707
Accrued salaries, wages and benefits	20,283	14,554
Deferred revenue	138,805	79,554
Dividends payable	136	470
Other accrued liabilities	25,491	19,612
Total current liabilities	388,653	253,470
Long-term debt, net of debt issuance costs of $8,341 and $9,045 as of March 31, 2018 and December 31, 2017, respectively	1,498,839	1,503,609
Other liabilities	32,663	41,237
Total liabilities	1,920,155	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 March 31, 2018 and December 31, 2017
Common stock, $0.01 par value—authorized, 1,000,000,000 shares; 92,889,547 and 92,637,403 shares issued at March 31, 2018 and December 31, 2017, respectively	929	926
Additional paid-in capital	647,286	641,324
Accumulated other comprehensive income (loss)	1,321	(5,076)
Accumulated deficit	(256,587)	(194,837)
Treasury stock, at cost (6,519,773 shares at March 31, 2018 and December 31, 2017)	(154,871)	(154,871)
Total stockholders’ equity	238,078	287,466
Total liabilities and stockholders’ equity	$ 2,158,233	$ 2,085,782