Allowance for Credit Losses (Tables)

3 Months Ended

Mar. 31, 2021

Receivables [Abstract]

Analysis of allowance for credit losses

The following table summarizes the financial assets allowance for credit losses (in thousands):

	Three months ended March 31,
	2021		2020
Allowance for credit losses	$	74	34

Summary of accounts receivable by aging

The following tables summarize accounts receivable by aging category (in thousands):

			March 31, 2021
	Current		31-60 Days		61-90 Days		91 Days and over		Total balance
Accounts receivable	$	11,329	$	35	$	—	$	4	$	11,368

			December 31, 2020
	Current		31-60 Days		61-90 Days		91 Days and over		Total balance
Accounts receivable	$	13,172	$	688	$	7	$	27	$	13,894