11. OTHER ASSETS - Other assets (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Jun. 30, 2015
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Down payment for purchase of investment properties	$ 1,536	$ 1,645
Down payment for purchase of property, plant and equipment	115	31
Deposit for rental and utilities	137	147
Ending balance	$ 1,788	$ 1,823