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Contract Assets and Liabilities - Additional information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Abstract]      
Allowance for doubtful accounts associated with contract assets $ 350   $ 359
Revenues recognized during period $ 41,400 $ 25,700