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Supplemental Financial Information (Details - Warranty reserve) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Beginning balance $ 788 $ 594
Charged to cost of revenues 376 352
Usage (324) (158)
Ending balance $ 840 $ 788