Quarterly report pursuant to Section 13 or 15(d)

Details of Certain Consolidated Balance Sheet Accounts - Schedule of Accounts Receivable and Contract Asset (Details)

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Details of Certain Consolidated Balance Sheet Accounts - Schedule of Accounts Receivable and Contract Asset (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Balance Sheet Related Disclosures [Abstract]    
Accounts receivable $ 16,726 $ 12,459
Contract asset 197 536
Allowance for potential credit losses (117) (74)
Accounts receivable and contract asset $ 16,806 $ 12,921