Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Name:	us-gaap_GoodwillImpairmentLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Goodwill, Trade Names/Trademarks and Other Intangible Assets, Net - Additional Information (Detail) - Trade Names/Trademarks [Member] - USD ($) $ in Thousands	Dec. 01, 2020	Dec. 31, 2020	Dec. 31, 2019
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Net Carrying Value, indefinite lives		$ 157,000	$ 157,000
SeaWorld Reporting Unit [Member]
Definite And Indefinite Lived Intangible Assets By Major Class [Line Items]
Net Carrying Value, indefinite lives	$ 111,900
Goodwill impairment charges	$ 0