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Accounts Receivable (Tables)
 3 Months Ended
Mar. 31, 2022
Receivables [Abstract]  
Schedule of Accounts, Notes, Loans and Financing Receivable
The following table discloses accounts receivable (in thousands):
March 31, 2022December 31, 2021
Billed accounts receivable$25,366 $18,586 
Unbilled receivables32,579 41,374 
Allowance for credit losses(211)(116)
Accounts receivable, net$57,734 $59,844