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Goodwill and Intangible Assets - Indefinite-lived Intangible Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Indefinite-lived Intangible Assets [Line Items]    
Goodwill $ 288,801 $ 288,801
Indefinite-lived Intangible Assets 341,801 341,801
Trade Names and Trademarks    
Indefinite-lived Intangible Assets [Line Items]    
Trade Names and Trademarks $ 53,000 $ 53,000