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Accounts Receivable and Allowance for Expected Credit Losses
 12 Months Ended
Dec. 31, 2022
Allowance For Doubtful Accounts And Unbilled Services [Abstract]  
Accounts Receivable and Allowance for Expected Credit Losses Accounts Receivable and Allowance for Expected Credit Losses
The following table summarizes the components of “Accounts receivable, net” as presented on the Consolidated Balance Sheets:
December 31,
20222021
Accounts receivable:
Billed receivables$633,055 $542,056 
Unbilled receivables308,873 248,681 
Allowance for expected credit losses(45,775)(36,617)
Accounts receivable, net$896,153 $754,120 
The following table summarizes the total provision for expected credit losses and write-offs:
Year Ended December 31,
202220212020
Provision for expected credit losses$19,684 $16,151 $19,692 
Write-offs$13,085 $23,641 $24,717 
Our provision for expected credit losses includes recoveries, direct write-offs and charges to other accounts. Billed accounts receivables are written off when the potential for recovery is considered remote. See Note 1, “Description of Business and Summary of Significant Accounting Policies” for additional information on our accounting policies for the allowance for expected credit losses.