Annual report pursuant to Section 13 and 15(d)

Note 8 - Equity (Tables)

v3.8.0.1
Note 8 - Equity (Tables)
 12 Months Ended
Dec. 31, 2017
Notes Tables  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
    Year Ended December 31,
    2017   2016
Expected volatility  
 
42%
 
  
42%
-
45%
Expected dividends  
 
None
 
  
 
None
 
Expected term (years)  
5.5
-
7
  
 
7
 
Risk-free rate  
1.98%
to
2.20%
  
1.19%
-
1.68%
Forfeiture rate  
 
20%
 
  
 
20%
 
Share-based Compensation, Stock Options, Activity [Table Text Block]
    Number of
Shares		   Weighted
Average
Exercise
Price		   Weighted
Average
Fair
Value		   Weighted
Average
Remaining
Contractual Life
Outstanding at December 31, 2015    
477,459
     $
4.30
     $
2.01
      
8.7
  
Granted at market price    
660,000
      
3.22
      
 
      
 
  
Exercised    
(37,824
 )    
1.88
      
 
      
 
  
Cancelled    
(146,560
 )    
4.34
      
 
      
 
  
Outstanding at December 31, 2016    
953,075
     $
3.66
     $
1.86
      
6.9
  
Granted at market price    
295,286
      
4.31
      
 
      
 
  
Exercised    
(206,875
 )    
1.76
      
 
      
 
  
Cancelled    
(37,570
 )    
5.11
      
 
      
 
  
Outstanding at December 31, 2017    
1,003,916
     $
4.18
     $
1.87
      
8.1
  
Exercisable at December 31, 2017    
287,230
     $
5.37
     $
2.38
      
7.4
  
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]
Restricted Stock Awards   Shares
Outstanding at December 31, 2015    
339,288
  
Awards granted    
86,415
  
Awards vested    
(162,440
 )
Awards forfeited    
(170,848
 )
Outstanding at December 31, 2016    
92,415
  
Awards granted    
59,700
  
Awards vested    
(76,070
 )
Awards forfeited    
(12,345
 )
Outstanding at December 31, 2017    
63,700
  
Class of Treasury Stock [Table Text Block]
Year 1
  
$
0.56
  
Year 2
  
$
0.68
  
Year 3
  
$
0.84
  
Year 4
  
$
1.03
  
Year 5
  
$
1.28
  
Year 6
  
$
1.59
  
Year 7
  
$
1.97
  
Year 8
  
$
2.45
  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
    Number of
Units		   Weighted
Average
Exercise Price		   Weighted
Average
Remaining
Contractual Term (in years)		   Intrinsic
Value
Outstanding at December 31, 2015    
90,000
     $
8.13
      
2.9
     $
-
  
                                 
Granted    
-
      
-
      
-
      
-
  
                                 
Outstanding at December 31, 2016    
90,000
     $
8.13
      
1.9
     $
-
  
                                 
Granted    
-
      
-
      
-
      
-
  
                                 
Outstanding at December 31, 2017    
90,000
     $
8.13
      
0.9
     $
-
  
                                 
Exercisable at December 31, 2017    
90,000
     $
8.13
      
0.9
     $
-