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WARRANTY ACCRUAL (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Warranty Accrual    
Beginning $ 39 $ 82
Additions charged to cost and expenses 1 15
Utilization / reversal (27) (58)
Currency translation effect (1) 0
Ending $ 12 $ 39