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Revenue (Details - Percentage of total net revenue) - Revenue Benchmark [Member] - Customer Concentration Risk [Member]
3 Months Ended 6 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2022
Dec. 31, 2021
Product [Member]        
Disaggregation of Revenue [Line Items]        
Concentration risk percentage 91.00% 94.00% 92.00% 97.00%
Service [Member]        
Disaggregation of Revenue [Line Items]        
Concentration risk percentage 9.00% 6.00% 8.00% 3.00%