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WARRANTY (Accrual Warranty Costs) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Mar. 31, 2024
Mar. 31, 2023
Guarantees and Product Warranties [Abstract]        
Beginning balance $ 194 $ 344 $ 200 $ 340
Accruals during the period 102 26 155 135
Changes in estimates of prior period warranty accruals 0 (103) 7 (89)
Warranty amortization (23) (15) (89) (134)
Ending balance $ 273 $ 252 $ 273 $ 252