XML 56 R23.htm IDEA: XBRL DOCUMENT v3.2.0.727
Note 6 - Stockholders' Equity (Tables)
12 Months Ended
Jun. 30, 2015
Notes Tables  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
   
2015
   
2014
 
   
Number of Shares
   
Weighted-Average Exercise Price Per Share
   
Number of Shares
   
Weighted-Average Exercise Price Per Share
 
Beginning balance
    5,113,420     $ 2.21       1,125,000     $ 2.64  
Warrants granted
    --       --       3,988,420     $ 2.09  
Warrants expired
    (61,020 )   $ 2.15       --       --  
Outstanding at June 30
    5,052,400     $ 2.21       5,113,420     $ 2.21  
Exercisable at June 30
    5,052,400     $ 2.21       3,445,020     $ 1.92  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
   
Number of Shares
   
Weighted- Average Exercise Price
   
Weighted- Average Remaining Contractual Life
   
Aggregate Intrinsic
Value
 
Outstanding at June 30, 2014
    1,253,035     $ 2.08                  
                                 
Granted
    2,369,250     $ 1.08                  
Forfeited/cancelled
    (394,473 )   $ 1.44                  
Expired
    (275,750 )   $ 3.00                  
Exercised
    --       --                  
Outstanding at June 30, 2015
    2,952,062     $ 1.28       5.3     $ 18  
Vested and Expected to Vest at June 30, 2015
    2,454,167     $ 1.27       5.1     $ 15  
Exercisable at June 30, 2015
    1,167,929     $ 1.40       4.0     $ 5  
Non Vested Stock Options Activity [Table Text Block]
   
Non-vested Stock Options
   
Weighted-Average Grant Date Fair Value
 
Outstanding at June 30, 2014
    638,739     $ 1.02  
Granted
    2,369,250     $ 0.62  
Vested
    (896,883 )   $ 0.71  
Forfeited
    (326,973 )   $ 0.69  
Outstanding at June 30, 2015
    1,784,133     $ 0.61  
Schedule of Assumptions Used [Table Text Block]
   
2015
   
2014
 
Expected life (years)
    5       4  
Risk-free interest rate
    1.5 %     1.1 %
Expected volatility
    75 %     75 %
Dividend yield
    0 %     0 %
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]
   
2015
   
2014
 
   
Number of Shares
   
Weighted-Average Grant Date Fair Value
   
Number of Shares
   
Weighted-Average Grant Date Fair Value
 
Balance at
June 30
    803,799     $ 1.90       390,003     $ 1.81  
Granted
    1,097,000     $ 0.83       692,968     $ 1.95  
Vested
    (376,558 )   $ 1.82       (191,672 )   $ 1.86  
Forfeited
    (72,457 )   $ 1.77       (87,500 )   $ 2.00  
Outstanding at June 30
    1,451,784     $ 1.12       803,799     $ 1.90