Annual report pursuant to Section 13 and 15(d)

Significant Vendors (Details Textual)

v3.10.0.1
Significant Vendors (Details Textual) - USD ($)
12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2015
Significant Vendor [Line Items]      
Accounts Payable, Current $ 790,000 $ 749,000  
Research and Development Expense 3,986,000 4,117,000  
Revenues 444,000 394,000  
Amended Agreement [Member]      
Significant Vendor [Line Items]      
Research and Development Expense     $ 2,100,000
Revenues 0    
Fraunhofer [Member]      
Significant Vendor [Line Items]      
Accounts Payable, Current 75,000 75,000  
Novici [Member]      
Significant Vendor [Line Items]      
Accounts Payable, Current 181,000 87,000  
Research and Development Expense $ 877,000 $ 957,000