Annual report pursuant to Section 13 and 15(d)

Significant Vendors (Details Textual)

v3.7.0.1
Significant Vendors (Details Textual) - USD ($)
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2015
Significant Vendor [Line Items]      
Accounts Payable, Current $ 749,000 $ 1,177,000  
Accrued Liabilities, Current 924,000 920,000  
Research and Development Expense 4,117,000 3,156,000  
Revenue, Net, Total 394,000 948,000  
Amended Agreement [Member]      
Significant Vendor [Line Items]      
Research and Development Expense     $ 2,100,000
Revenue, Net, Total 137,000 758,000  
Fraunhofer [Member]      
Significant Vendor [Line Items]      
Accounts Payable, Current 75,000 341,000  
Accrued Liabilities, Current 0 122,000  
Novici [Member]      
Significant Vendor [Line Items]      
Accounts Payable, Current 87,000 200,000  
Research and Development Expense $ 957,000 $ 1,036,000