Annual report pursuant to Section 13 and 15(d)

Balance Sheet Detail - Accounts receivable - long term, net (Details)

v3.20.4
Balance Sheet Detail - Accounts receivable - long term, net (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Accounts receivable - long term    
Total amount due from customer $ 1,853 $ 5,656
Less unamortized discount (49) (194)
Less current portion included in accounts receivable (1,500) (4,104)
Total of accounts receivable, long term, net $ 304 $ 1,358