Unaudited Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Net revenues:
Total revenues	$ 405,992	$ 391,921	$ 626,567	$ 609,087
Costs and expenses:
Cost of food, merchandise and other revenues	32,006	31,899	49,219	48,950
Operating expenses (exclusive of depreciation and amortization shown separately below)	170,398	190,100	320,283	345,573
Selling, general and administrative expenses	67,205	71,003	109,969	134,527
Restructuring and other separation costs	66	3,691	2,632	12,526
Depreciation and amortization	40,053	40,018	79,503	78,448
Total costs and expenses	309,728	336,711	561,606	620,024
Operating income (loss)	96,264	55,210	64,961	(10,937)
Other (income) expense, net	(79)	(42)	(52)	21
Interest expense	21,803	20,561	42,600	40,474
Income (loss) before income taxes	74,540	34,691	22,413	(51,432)
Provision for (benefit from) income taxes	21,889	11,994	6,782	(11,285)
Net income (loss)	52,651	22,697	15,631	(40,147)
Other comprehensive income (loss):
Unrealized (loss) gain on derivatives, net of tax	(2,866)	2,476	(4,930)	9,967
Comprehensive income (loss)	$ 49,785	$ 25,173	$ 10,701	$ (30,180)
Earnings (loss) per share:
Earnings (loss) per share, basic	$ 0.65	$ 0.26	$ 0.19	$ (0.47)
Earnings (loss) per share, diluted	$ 0.64	$ 0.26	$ 0.19	$ (0.47)
Weighted average common shares outstanding:
Basic	81,520	86,399	82,432	86,305
Diluted	82,167	86,885	83,216	86,305
Admissions [Member]
Net revenues:
Total revenues	$ 227,828	$ 225,806	$ 356,741	$ 355,809
Food, Merchandise and Other [Member]
Net revenues:
Total revenues	$ 178,164	$ 166,115	$ 269,826	$ 253,278