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Accounts Receivable, Net
9 Months Ended
Sep. 30, 2022
Receivables [Abstract]  
ACCOUNTS RECEIVABLE, NET ACCOUNTS RECEIVABLE, NET
Accounts receivable consists of the following (in thousands):
September 30, 2022December 31, 2021
Trade accounts receivable$222,368 $185,745 
Costs in excess of billings57,183 54,437 
Total accounts receivables279,551 240,182 
Less allowance for doubtful accounts and contract assets(3,847)(3,738)
Accounts receivable, net$275,704 $236,444 

Refer to Note 4 "Revenue" concerning the Company's costs in excess of billings.

The following table provides a roll-forward of the allowance for credit losses, for the nine month period ended September 30, 2022, that is deducted from the amortized cost basis of accounts receivable to present the net amount expected to be collected.
Beginning balance as of January 1, 2022$3,738 
Bad debt expense, net of recoveries960 
Accounts written off against allowance and other adjustments(851)
Ending balance as of September 30, 2022$3,847