Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Equity (Tables)

v3.7.0.1
Note 7 - Equity (Tables)
 3 Months Ended
Mar. 31, 2017
Notes Tables  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
    Three Months Ended March 31,
    2017   2016
Expected volatility  
 
42%
  
44%
-
45%
Expected dividends  
 
None
 
  
 
None
 
Expected term (years)  
 
7
 
  
 
7
 
Risk-free rate  
2.10%
to
2.14%
  
1.50%
-
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, 2016    
953,075
     $
3.66
     $
1.86
      
6.9
  
Granted at market price    
40,000
      
3.00
      
 
      
 
  
Exercised    
(59,142
 )    
1.20
      
 
      
 
  
Cancelled    
(17,018
 )    
5.10
      
 
      
 
  
Outstanding at March 31, 2017    
916,915
     $
3.76
     $
1.78
      
7.0
  
Exercisable at March 31, 2017    
345,855
     $
4.59
     $
2.24
      
4.4
  
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]
Restricted Stock Awards   Shares
Outstanding at December 31, 2016    
92,415
  
Awards granted    
-
  
Awards vested    
-
  
Awards forfeited    
(12,345
 )
Outstanding at March 31, 2017    
80,070
  
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