XML 77 R65.htm IDEA: XBRL DOCUMENT v3.22.1
Share-based Payments (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Sep. 12, 2021
Sep. 13, 2020
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 12, 2016
Share-Based Payments            
Number of options, outstanding     831,071 843,446 544,647  
Share based compensation recognized     $ 131 $ 58    
Tax benefit from compensation cost     $ 0 0    
Total compensation cost related to stock options not yet recognized       $ 356    
Compensation cost related to stock options expected to be recognized (in years)     2 years 7 months 24 days      
Number of shares available for grant     50,000      
Number fo shares were agreed to issue and sell in a registered direct offering 3,623,189          
Common stock, par value (in dollars per share) $ 0.001   $ 0.001 $ 0.001    
Offering price (Per share) $ 2.76          
Proceeds from issuance of common stock, gross $ 10,000          
Proceeds from issuance of common stock, net of issuance costs $ 9,288          
Common stock shares issued 3,623,189          
Exercise price of warrants $ 2.76          
Common Stock            
Share-Based Payments            
Number fo shares were agreed to issue and sell in a registered direct offering   2,116,050        
Common stock, par value (in dollars per share)   $ 0.001        
Offering price (Per share)   $ 2.4925        
Proceeds from issuance of common stock, gross   $ 5,275        
Proceeds from issuance of common stock, net of issuance costs   $ 4,764        
Common stock shares issued   1,058,025        
Exercise price of warrants   $ 2.43        
Expiry term of warrants   5 years        
Directors and officers            
Share-Based Payments            
Options vesting period (years)     3 years      
Other employees            
Share-Based Payments            
Options vesting period (years)     4 years      
2007 Equity Incentive Plan            
Share-Based Payments            
Number of shares authorized           2,000,000
Number of options, outstanding       831,071    
Number of authorized unissued options       633,783    
Number of shares issued     1      
2007 Equity Incentive Plan | Minimum            
Share-Based Payments            
Options vesting period (years)     3 years      
2007 Equity Incentive Plan | Maximum            
Share-Based Payments            
Options vesting period (years)     4 years      
Employee Stock Purchase Plan            
Share-Based Payments            
Number of shares authorized     500,000      
Stock options, expiration period (years)     10 years      
Number of options, outstanding     471,071      
Number of shares available for grant     402,704 413,868    
Percentage of voting rights       5.00%    
Shares purchased under ESPP plan     11,164 8,998    
Purchase price of common stock, percentage     85.00%      
Discount on purchase price of common stock, percentage     15.00%      
Employee Stock Purchase Plan | Maximum            
Share-Based Payments            
Shares purchased under ESPP plan     2,500      
Proceeds from employee stock purchase plan     $ 25      
Employee Stock Purchase Plan, Two            
Share-Based Payments            
Stock options, expiration period (years)     6 years      
Number of options, outstanding     360,000