XML 84 R63.htm IDEA: XBRL DOCUMENT v3.20.1
Note 11 - Stock Based Compensation and Other Plans - Stock Option Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
The 2008 Plan [Member]      
Covered Shares (in shares) 3,044,927 3,344,177  
Weighted- Average Exercise Price (in dollars per share) $ 1.01 $ 0.96  
Weighted- Average Remaining Contractual Term (Year) 4 years 302 days 4 years 200 days 5 years 62 days
Aggregate Intrinsic Value $ 452 $ 103 $ 1,221
Granted Shares (in shares) 45,000  
Granted, weighted-average exercise price (in dollars per share) $ 1.67  
Exercised/cancelled, covered shares (in shares) 804,580 306,750  
Exercised/cancelled, weighted-average exercise price (in dollars per share) $ 0.44 $ 0.40  
Forfeited or expired, covered shares (in shares) 13,136 37,500  
Forfeited or expired, weighted-average exercise price (in dollars per share)  
Covered Shares (in shares) 2,227,211 3,044,927 3,344,177
Weighted- Average Exercise Price (in dollars per share) $ 1.22 $ 1.01 $ 0.96
Exercisable, covered shares (in shares) 1,723,961    
Exercisable, weighted-average exercise price (in dollars per share) $ 1.27    
Exercisable, weighted average remaining contractual term (Year) 4 years 21 days    
Exercisable, aggregate intrinsic value $ 321    
The 2018 Plan [Member]      
Covered Shares (in shares) 235,000  
Weighted- Average Exercise Price (in dollars per share) $ 1.23  
Weighted- Average Remaining Contractual Term (Year) 8 years 321 days 9 years 127 days
Aggregate Intrinsic Value $ 6
Granted Shares (in shares) 320,000 245,000  
Granted, weighted-average exercise price (in dollars per share) $ 0.64 $ 1.23  
Exercised/cancelled, covered shares (in shares)  
Exercised/cancelled, weighted-average exercise price (in dollars per share)  
Forfeited or expired, covered shares (in shares) 10,000  
Forfeited or expired, weighted-average exercise price (in dollars per share)  
Covered Shares (in shares) 555,000 235,000
Weighted- Average Exercise Price (in dollars per share) $ 0.89 $ 1.23
Exercisable, covered shares (in shares) 88,750    
Exercisable, weighted-average exercise price (in dollars per share) $ 1.23    
Exercisable, weighted average remaining contractual term (Year) 8 years 127 days    
Exercisable, aggregate intrinsic value $ 6