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ALLOWANCE FOR CREDIT LOSSES
3 Months Ended
Mar. 31, 2022
Credit Loss [Abstract]  
ALLOWANCE FOR CREDIT LOSSES ALLOWANCE FOR CREDIT LOSSES
Our allowance for credit losses is computed using a number of factors including our past credit loss experience, the aging of amounts due from our customers, our customers' credit ratings, in addition to other customer specific factors. We have also considered recent trends and developments related to the current macroeconomic environment in determining our ending allowance for credit losses for both accounts receivable and contract assets. The allowance for credit losses on contract assets was not significant.
A rollforward of our allowance for credit losses on our accounts receivable balance is presented below for the three months ended March 31, 2022:
Balance, December 31, 2021$41,542 
Provision1,177 
Write-offs(254)
Balance, March 31, 2022$42,465 
Recoveries of amounts previously written off were not significant for the three months ended March 31, 2022.