v3.21.2
Accounts Receivable, net (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Dec. 31, 2019
Accounts Receivable, net:      
Total $ 12,478 $ 6,057 $ 6
Billed receivables      
Accounts Receivable, net:      
Total 10,735 5,352 $ 6
Unbilled receivables      
Accounts Receivable, net:      
Total $ 1,743 $ 705