Commitments and Contingencies - Additional Information (Detail) - USD ($)	3 Months Ended
	Mar. 31, 2019	Dec. 31, 2018	Apr. 30, 2018
Commitments And Contingencies [Line Items]
License agreement term, description	The License Agreement has an initial term through December 31, 2031, with an automatic additional 15 year extension plus a five year option added to the term of the License Agreement from December 31st of the year of each new Standalone Park opening. On March 27, 2019, the Company opened a new Sesame Land in SeaWorld Orlando.
EZPay Plan Class Action Lawsuit [Member]
Commitments And Contingencies [Line Items]
Estimated liability for legal settlement			$ 11,500,000
Settlement of litigation accrued	$ 11,500,000	$ 11,500,000
Minimum [Member]
Commitments And Contingencies [Line Items]
Amount in controversy, not recorded	5,000,000
Maximum [Member]
Commitments And Contingencies [Line Items]
Estimated combined remaining obligations for commitments	$ 60,000,000