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Stockholders' Equity (Details 1) - $ / shares
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Number of shares    
Outstanding, Ending 12,217,320  
Weighted Average exercise price    
Outstanding, Ending [1] $ 1.41  
Employee Stock Option [Member]    
Number of shares    
Outstanding, Beginning 4,788,443 4,339,443
Granted to employees, officers, directors and others 1,525,000 [2] 969,000
Expired/Cancelled/Forfeited (410,693) (237,500)
Exercised (707,500) (282,500)
Outstanding, Ending 5,195,250 4,788,443
Exercisable 5,145,250  
Weighted Average exercise price    
Outstanding, Beginning $ 1.37 $ 1.37
Granted to employees, officers, directors and others 0.06 [2] 1.11
Expired/Cancelled/Forfeited 2.06 1.75
Exercised 0.01 0.07
Outstanding, Ending   $ 1.37
Exercisable $ 1.13  
[1] Weighted Average
[2] The receipt of a stock option grant by the grantee recipient is a non-taxable event according to the Internal Revenue Service. The grantee who later chooses to exercise penny stock options must recognize the market value in income in the year of exercise.