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Goodwill and Intangible Assets (Intangible Assets with Indefinite Lives) (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Indefinite-lived Intangible Assets [Line Items]    
Intangible assets $ 31,734 $ 31,789
Trade names    
Indefinite-lived Intangible Assets [Line Items]    
Intangible assets 27,416 27,460
Other    
Indefinite-lived Intangible Assets [Line Items]    
Intangible assets $ 4,318 $ 4,329