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Equity Instruments (Tables)
3 Months Ended
Sep. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of stock option activity
  Number of Options  Weighted Average Exercise Price  Weighted Average Remaining Contractual Life in Years 
Outstanding June 30, 2017  38,263  $16.31   8.40 
Granted  -  $-     
Exercised  -  $-     
Forfeited/Cancelled  (139) $16.40     
Outstanding September 30, 2017  38,124  $16.31   8.13 
Exercisable at September 30, 2017  23,385  $16.40   7.85 
Available for grant at September 30, 2017  2,761,876         
Summary of stock-based compensation expense
  Three Months Ended
September 30,
 
Selling, general and administrative: 2017  2016 
       
Stock options $195,000  $1,044,000 
         
Restricted Stock  72,000   75,000 
Total share-based compensation expense $267,000  $1,119,000 
Summary of all warrants
  Number of Warrants  Weighted Average Exercise Price  Weighted Average Remaining Contractual Life in Years 
Outstanding June 30, 2017  286,049  $50.29   4.23 
             
Warrants issued to investors in connection with the private offering  5,920,002  $3.60     
Warrants issued to underwritters for the private offering  394,669  $3.60     
Outstanding September 30, 2017  6,600,720  $5.62   4.86