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Related Parties and Related Party Transactions (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Related Party Transaction [Line Items]      
Related party transaction, expenses from transactions with related party $ 0.5 $ 0.8 $ 0.5
Entities Owned by Members of Management      
Related Party Transaction [Line Items]      
Revenue from related parties (less than) $ 0.1 $ 0.1 $ 0.1