Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 33,834	$ 68,958
Accounts receivable, net	54,398	36,726
Inventories	38,211	28,684
Prepaid expenses and other current assets	17,373	19,324
Total current assets	143,816	153,692
Property and equipment, at cost	2,926,585	2,828,446
Accumulated depreciation	(1,219,271)	(1,161,631)
Property and equipment, net	1,707,314	1,666,815
Goodwill	66,278	335,610
Trade names/trademarks, net	160,533	161,264
Other intangible assets, net	16,350	18,008
Deferred tax assets, net	59,663	22,114
Other assets	19,887	21,268
Total assets	2,173,841	2,378,771
Current liabilities:
Accounts payable	127,487	87,680
Current maturities of long-term debt	63,707	51,713
Accrued salaries, wages and benefits	12,806	21,010
Deferred revenue	145,754	78,891
Dividends payable	665	908
Other accrued expenses	19,141	23,410
Total current liabilities	369,560	263,612
Long-term debt, net of debt issuance costs of $10,466 and $9,702 as of June 30, 2017 and December 31, 2016, respectively	1,513,117	1,531,069
Deferred tax liabilities, net		70,033
Other liabilities	51,930	52,842
Total liabilities	1,934,607	1,917,556
Commitments and contingencies (Note 10)
Stockholders’ Equity:
Preferred stock, $0.01 par value—authorized, 100,000,000 shares, no shares issued or outstanding at June 30, 2017 and December 31, 2016
Common stock, $0.01 par value—authorized, 1,000,000,000 shares; 92,521,688 and 91,861,054 shares issued at June 30, 2017 and December 31, 2016, respectively	925	919
Additional paid-in capital	634,616	621,343
Accumulated other comprehensive loss	(11,996)	(13,694)
(Accumulated deficit) retained earnings	(229,440)	7,518
Treasury stock, at cost (6,519,773 shares at June 30, 2017 and December 31, 2016)	(154,871)	(154,871)
Total stockholders’ equity	239,234	461,215
Total liabilities and stockholders’ equity	$ 2,173,841	$ 2,378,771