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Allowance for Credit Losses
3 Months Ended
Mar. 31, 2023
Receivables [Abstract]  
Allowance for Credit Losses Allowance for Credit LossesThe following table summarizes the financial assets allowance for credit losses (in thousands):
Three Months Ended March 31,
20232022
Balance at beginning of period$163 $416 
Provision for credit losses— — 
Write-offs— — 
Adjustment to the existing allowance— — 
Balance at end of period$163 $416 
The following tables summarize accounts receivable by aging category (in thousands):
March 31, 2023
Current31-60 Days61-90 Days91 Days and overTotal over 31 DaysTotal balance
Accounts receivable$7,385 $508 $321 $1,720 $2,549 $9,934 
December 31, 2022
Current31-60 Days61-90 Days91 Days and overTotal over 31 DaysTotal balance
Accounts receivable$28,896 $1,747 $469 $792 $3,008 $31,904