Annual report pursuant to Section 13 and 15(d)

Intangible Assets (Details Textual)

v3.7.0.1
Intangible Assets (Details Textual) - USD ($)
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Finite-Lived Intangible Assets [Line Items]    
Amortization of Intangible Assets $ 350,000 $ 363,000
Gain (Loss) on Disposition of Intangible Assets $ 0 33,000
Patents [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Life 7 years 6 months  
Gain (Loss) on Disposition of Intangible Assets $ 0 $ (33,000)
Intellectual Property [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Asset, Useful Life 6 years 3 months 18 days