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Select Balance Sheet Information - Schedule of Receivables (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Mar. 31, 2021
Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
Trade $ 192,315 $ 142,297    
Other 8,139 10,591    
Unbilled Receivables 20,229 23,901    
Total Receivables 220,683 176,789    
Less: Allowance for Credit Losses (1,787) (1,836) $ (2,983) $ (3,215)
Receivables, net of allowance for credit losses $ 218,896 $ 174,953