Annual report pursuant to Section 13 and 15(d)

8. STOCK-BASED INCENTIVE PLANS (Details 1)

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8. STOCK-BASED INCENTIVE PLANS (Details 1) - Stock Options - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Number of Options    
Outstanding at beginning of year 1,551,000  
Granted 815,000  
Exercised (33,000)  
Canceled / forfeited (695,000)  
Outstanding at end of year 1,638,000 1,551,000
Vested and exercisable 812,000  
Weighted-Average Exercise Price    
Outstanding at beginning of year $ 8.86  
Granted 2.93  
Exercised .30  
Canceled / forfeited 9.42  
Outstanding at end of year 5.59 $ 8.86
Vested and exercisable $ 7.47  
Weighted-Average Remaining Contractual Life in Years    
Outstanding at end of year 7 years 8 months 16 days 7 years 6 months 4 days
Vested 6 years 1 month 2 days  
Exercisable 6 years 1 month 2 days  
Aggregate Intrinsic Value    
Outstanding at beginning of year $ 309,000  
Outstanding at end of year 308,000 $ 309,000
Vested and exercisable $ 296,000