Quarterly report pursuant to Section 13 or 15(d)

REVENUE RECOGNITION (Details)

v3.21.2
REVENUE RECOGNITION (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Disaggregation of Revenue [Line Items]          
Allowance for discounts or returns and allowances $ 0   $ 0   $ 0
Payment period     21 days    
Unbilled receivables 494   $ 494   349
Deferred revenue 0   0   (272)
Contract asset (liability), net 494   494   $ 77
Sale of products, net 7,811 $ 7,310 22,988 $ 20,803  
Transferred over Time [Member]          
Disaggregation of Revenue [Line Items]          
Sale of products, net 5,344 4,339 16,461 12,769  
Transferred at Point in Time [Member]          
Disaggregation of Revenue [Line Items]          
Sale of products, net $ 2,467 $ 2,971 $ 6,527 $ 8,034