Quarterly report pursuant to Section 13 or 15(d)

Stock Based Awards (Details Narrative)

v3.20.1
Stock Based Awards (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Shares reserved for issuance 4,762,000 2,467,000
Stock based compensation expense $ 107 $ 33
Unrecognized compensation expense $ 1,072  
Stock-based compensation weighted average period 1 year 4 months 24 days  
Number of options vested and expected to vest 923,065  
Aggregate intrinsic value of vested and expected to vest $ 0  
Weighted-average exercise price $ 4.15  
Weighted-average remaining contractual term 7 years 10 months 3 days  
Number of options vested and exercisable $ 413,690  
Aggregate intrinsic value of options vested and exercisable $ 0  
Weighted-average exercise price of options vested and exercisable $ 5.84  
Weighted-average remaining contractual term of options vested and exercisable 7 years 1 month 6 days  
Shares issued price per share $ 0.71  
2007 Equity Incentive Plans [Member]    
Shares reserved for issuance 1,786,635  
Shares vesting period 10 years  
2015 Equity Incentive Plans [Member]    
Shares reserved for issuance 2,705,237  
Shares vesting period 10 years  
Shares available for grant 3,595,643  
Transferred from 2007 Plans [Member]    
Shares reserved for issuance 1,038,570