Annual report pursuant to Section 13 and 15(d)

Note 5 - Stock-based Compensation (Tables)

v3.8.0.1
Note 5 - Stock-based Compensation (Tables)
12 Months Ended
Dec. 31, 2017
Notes Tables  
Share-based Compensation, Stock Options, Activity [Table Text Block]
   
Year Ended December 31, 2017
 
   
Number of
Options
   
Weighted
Average
Exercise
Price
   
Weighted
Average
Remaining
Contractual
Life
(in years)
   
Aggregate
Intrinsic
Value
 
Outstanding at beginning of year
   
3,380,615
    $
2.00
     
 
     
 
 
Granted
   
1,720,000
     
0.71
     
 
     
 
 
Exercised
   
(50,000
)
   
0.36
     
 
     
 
 
Canceled and forfeited
   
(1,362,936
)
   
1.77
     
 
     
 
 
Outstanding at end of year
   
3,687,679
    $
1.50
     
7.0
    $
 
Exercisable at end of year
   
1,946,445
    $
2.15
     
4.9
    $
 
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]
   
Year Ended
December 31, 2017
 
   
Number of
Shares
   
Weighted
Average
Grant-Date
Fair Value
 
Unvested at beginning of year
   
207,000
    $
1.17
 
Granted
   
200,000
     
0.51
 
Forfeited
   
(50,000
)
   
0.51
 
Vested
   
(207,000
)
   
1.17
 
Unvested at end of year
   
150,000
    $
0.51