Prepaid Expenses And Other Current Assets - Additional Information (Detail) - Prepaid Expenses and Other Current Assets [Member] $ in Millions	Dec. 31, 2022 USD ($)
Prepaid Expenses And Other Current Assets [Line Items]
Advanced Funds	$ 3.1
Cost Incurred Related To International Service Agreements	$ 2.5

Cost incurred related to international service agreements.

No definition available.

Name:	seas_CostIncurredRelatedToInternationalServiceAgreements
Namespace Prefix:	seas_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant