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Revenue from Contracts with Customers - Schedule of Credit Losses (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Allowance for credit losses $ 22,627   $ 18,031
Provision for credit losses 5,829 $ 3,409  
Amounts written off against the allowance, net of recoveries $ (1,233)