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WARRANTY ACCRUAL (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Dec. 31, 2020
Jun. 30, 2020
Warranty Accrual    
Beginning $ 12 $ 31
Additions charged to cost and expenses 1 1
Reversal (2) (27)
Currency translation effect 0 (1)
Ending $ 11 $ 12