Schedule I - Description of SeaWorld Entertainment, Inc. - Additional Information (Detail)	Dec. 31, 2020 Business Partnership	May 31, 2017	Oct. 02, 2009 Partnership
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Number of limited partnerships which owned the company | Partnership	10		10
Number of theme parks owned and operated | Business	12
Zhonghong Zhuoye Group Co., Ltd. [Member]
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Percentage of common stock outstanding		21.00%