Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Details)

v3.5.0.2
Intangible Assets (Details) - USD ($)
$ in Thousands
Sep. 30, 2016
Jun. 30, 2016
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, gross carrying value $ 5,384 $ 5,365
Finite-Lived Intangible Assets, accumulated amortization (3,361) (3,273)
Net intangible assets 2,023 2,092
Intellectual property [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, gross carrying value 3,100 3,100
Finite-Lived Intangible Assets, accumulated amortization (1,971) (1,932)
Patents [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, gross carrying value 2,284 2,265
Finite-Lived Intangible Assets, accumulated amortization $ (1,390) $ (1,341)