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Revenue and Accounts Receivable, Net - Accounts Receivable, Net (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Jun. 30, 2020
Dec. 31, 2019
Accounts Receivable, after Allowance for Credit Loss, Current [Abstract]        
Trade receivables, gross $ 126,997 $ 122,828    
Allowance for credit losses (1,372) (1,412) $ (1,697) $ (1,492)
Allowance for sales returns (465) (761)    
Trade receivables, net 125,160 120,655    
Other 9,834 8,778    
Accounts receivable, net $ 134,994 $ 129,433