Quarterly report pursuant to Section 13 or 15(d)

Subsequent events (Details Narrative)

v3.21.2
Subsequent events (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
Nov. 02, 2021
Oct. 26, 2021
Oct. 02, 2021
Sep. 30, 2021
Dec. 31, 2020
Sep. 30, 2020
Dec. 31, 2019
Subsequent Event [Line Items]              
Lessee, Finance Lease, Description     On October 1, 2021, the Company signed a $1.5 million lease line of credit to finance equipment purchases through June 30, 2022.        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price       $ 4.76 $ 1.82 $ 1.77 $ 1.30
Subsequent Event [Member]              
Subsequent Event [Line Items]              
Line of credit     $ 1,500        
Gain and loss net   $ 492          
Debt Instrument, Payment Terms   The sales-leaseback requires thirty-six monthly payments of $15 thousand.          
Debt Instrument, Periodic Payment   $ 15          
Subsequent Event [Member] | Equity Option [Member] | Chief Scientific Officer [Member]              
Subsequent Event [Line Items]              
Stock Issued During Period, Shares, New Issues 250,000            
Share Based Compensation Arrangement By Share Based Payment Award Option Equity Instruments Other Description This ten-year stock option was granted with an exercise price of $2.55 per share and vests 25% one year from the grant date and thereafter equally over the next 36 months.            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price $ 2.55            
[custom:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumberPercentage-0] 25.00%