XML 59 R31.htm IDEA: XBRL DOCUMENT v3.19.3
Note 12 - Stock Options and Restricted Stock (Tables)
9 Months Ended
Sep. 30, 2019
Notes Tables  
Share-based Payment Arrangement, Option, Activity [Table Text Block]
   
Shares
   
Weighted Average
Exercise Price
   
Weighted Average
Remaining
Contractual Term
(Years)
   
Aggregate Intrinsic
Value (in thousands)
 
                                 
Outstanding at
December 31
, 2018
   
2,544,665
    $
0.85
     
2.54
    $
93
 
Granted
   
-
     
-
     
-
     
-
 
Exercised
   
-
     
-
     
-
     
-
 
Forfeited or Expired
   
(597,832
)    
1.50
     
-
     
-
 
Outstanding at September 30
, 2019
   
1,946,833
    $
0.73
     
2.24
    $
-
 
                                 
Vested or Expected to Vest at September 30, 2019
   
1,892,332
    $
0.56
     
2.44
     
-
 
Exercisable at
September 30, 2019
   
1,892,332
    $
0.56
     
2.44
    $
-
 
Schedule of Nonvested Share Activity [Table Text Block]
   
Number of Shares
   
Weighted-Average Grant-
Date Fair Value
 
                 
Non-vested at December 31, 2018
   
593,833
    $
0.20
 
Granted
   
-
     
-
 
Vested
   
(485,999
)    
0.19
 
Forfeited
   
(53,333
)    
0.22
 
Non-vested at September 30, 2019
   
54,501
    $
0.22
 
Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]
   
Number of Shares
   
Weighted-Average Grant-
Date Fair Value
 
                 
Restricted shares at December 31, 2018
   
836,667
    $
0.98
 
Granted
   
1,453,000
     
0.27
 
Vested
   
(40,001
)    
1.38
 
Forfeited
   
(215,000
)    
1.00
 
Restricted shares at September 30, 2019
   
2,034,666
    $
0.50
 
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
    Three Months Ended September 30,     Nine Months Ended September 30,  
      2019       2018       2019       2018  
Stock options
   
1,973,862
     
2,701,716
     
2,211,863
     
3,373,321
 
Warrants
   
30,000
     
30,000
     
30,000
     
825,404
 
Weighted average
   
2,003,862
     
2,731,716
     
2,241,863
     
4,198,725