Consolidated Statements of Comprehensive (Loss) Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Net revenues:
Total revenues	$ 431,779	$ 1,398,244	$ 1,372,290
Costs and expenses:
Cost of food, merchandise and other revenues	36,712	108,953	106,604
Operating expenses (exclusive of depreciation and amortization shown separately below)	388,473	649,657	705,954
Selling, general and administrative expenses	94,885	261,701	229,724
Severance and other separation costs	2,826	4,176	17,386
Depreciation and amortization	150,546	160,557	160,955
Total costs and expenses	673,442	1,185,044	1,220,623
Operating (loss) income	(241,663)	213,200	151,667
Other expense (income), net	276	18	(100)
Interest expense	100,907	84,178	80,914
Loss on early extinguishment of debt and write-off of discounts and debt issuance costs			8,150
(Loss) income before income taxes	(342,846)	129,004	62,703
(Benefit from) provision for income taxes	(30,525)	39,528	17,915
Net (loss) income	(312,321)	89,476	44,788
Other comprehensive income (loss):
Unrealized gain (loss) on derivatives, net of tax	1,559	(3,843)	8,454
Comprehensive (loss) income	$ (310,762)	$ 85,633	$ 53,242
(Loss) earnings per share:
(Loss) earnings per share, basic	$ (3.99)	$ 1.11	$ 0.52
(Loss) earnings per share, diluted	$ (3.99)	$ 1.10	$ 0.52
Weighted average common shares outstanding:
Basic	78,194	80,309	86,170
Diluted	78,194	81,044	86,910
Admissions [Member]
Net revenues:
Total revenues	$ 255,376	$ 802,834	$ 798,793
Food, Merchandise and Other [Member]
Net revenues:
Total revenues	$ 176,403	$ 595,410	$ 573,497