ACCOUNTS RECEIVABLE (Details 1) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2016
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Balance at the beginning of year $ 48,089 $ 42,471 $ 34,259
Additions 3,407 7,400 12,000
Deconsolidation of a subsidiary 0 (160) 0
Written off (3,527) (784) (714)
Translation adjustment 1,125 (838) (3,074)
Balance at the end of year $ 49,094 $ 48,089 $ 42,471