Annual report pursuant to Section 13 and 15(d)

Revenue Recognition from Contracts with Customers (Details) - Schedule of Company???s Reportable Segments by Geographic Region

v3.24.3
Revenue Recognition from Contracts with Customers (Details) - Schedule of Company’s Reportable Segments by Geographic Region - USD ($)
 12 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers $ 27,384,000 $ 27,121,000
Americas [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers 11,393,000 11,179
Asia [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers 12,471,000 12,996,000
Europe [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers 3,520,000 2,932,000
Other [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers 14,000
Fabrication Services Revenue [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers 11,221,000 8,951,000
Fabrication Services Revenue [Member] | Americas [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers 10,148,000 7,287,000
Fabrication Services Revenue [Member] | Asia [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers 838,000 1,503,000
Fabrication Services Revenue [Member] | Europe [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers 235,000 161,000
Fabrication Services Revenue [Member] | Other [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers
RF Filters Sales Revenue [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers 16,163,000 18,170,000
RF Filters Sales Revenue [Member] | Americas [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers 1,245,000 3,892,000
RF Filters Sales Revenue [Member] | Asia [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers 11,633,000 11,493,000
RF Filters Sales Revenue [Member] | Europe [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers 3,285,000 2,771,000
RF Filters Sales Revenue [Member] | Other [Member]    
Schedule of Company’s Reportable Segments by Geographic Region [Line Items]    
Total Revenue with Customers $ 14,000