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Revenue (Details - Percentage of total net revenue) - Revenue Benchmark [Member] - Customer Concentration Risk [Member]
3 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Product [Member]    
Disaggregation of Revenue [Line Items]    
Concentration Risk, Percentage 94.00% 93.00%
Service [Member]    
Disaggregation of Revenue [Line Items]    
Concentration Risk, Percentage 6.00% 7.00%