XML 18 R32.htm IDEA: XBRL DOCUMENT v3.20.1
Stockholders' Equity (Tables)
12 Months Ended
Dec. 31, 2019
Stockholders' Equity Note [Abstract]  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
The following is a summary of the warrant activity for the year ended December 31, 2019:


   

Number of 

Warrants 

   

Average 

Exercise Price 

   

Weighted Average Remaining Contractual Term in Years

 
                         

Outstanding at January 1, 2019

    171,667     $ 13.55       1.92  

Exercisable at January 1, 2019

    171,667     $ 13.55       1.92  

Granted

    -       -       -  

Exercised / surrendered

    -       -       -  

Expired

    -       -       -  

Outstanding at December 31, 2019

    171,667     $ 13.55       0.92  

Exercisable at December 31, 2019

    171,667     $ 13.55       0.92  
Share-based Payment Arrangement, Option, Activity [Table Text Block]
Stock option activity under the Company’s stock-based compensation plans is shown below:


   

Number of
Shares

   

Average
Exercise
Price per Share

   

Aggregate Intrinsic
Value(1)

   

Weighted
Average
Remaining
Contractual
Term in Years

 
                                 

Outstanding at January 1, 2019

    273,500       6.70     $ -       3.96  

Exercisable at January 1, 2019

    225,000       6.85     $ -       3.75  
                                 

Granted

    67,000       2.91       -       5.00  

Exercised

    -       -       -       -  

Forfeited

    -       -       -       -  

Outstanding at December 31, 2019

    340,500     $ 5.97     $ -     $ 3.33  

Exercisable at December 31, 2019

    292,000     $ 6.48     $ -     $ 3.08