Trade Names/Trademarks and Other Intangible Assets, Net - Additional Information (Detail) - USD ($)				3 Months Ended	12 Months Ended
	Dec. 01, 2017	Dec. 01, 2016	Dec. 01, 2015	Jun. 30, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Amortization					$ 4,600,000	$ 4,800,000	$ 4,800,000
Weighted Average Amortization Period, finite lives					18 years 9 months 18 days
Trade Names/Trademarks Related to SeaWorld Brand [Member]
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Other indefinite lived assets				$ 93,000,000
Trade Names/Trademarks [Member]
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Other indefinite lived assets					$ 157,000,000	$ 157,000,000
Other indefinite lived assets impairment	$ 0	$ 0	$ 0	$ 0
Weighted Average Amortization Period, finite lives					9 years 3 months 18 days	9 years 3 months 18 days