v3.26.1
Equity Method Investment - Syntone (Details) - USD ($)
1 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2020
Jun. 30, 2026
May 22, 2020
Equity Method Investment        
Investment in joint venture     $ 2,100,000  
Syntone        
Equity Method Investment        
Ownership (as a percent)       20.00%
Investment in joint venture $ 2,100,000 $ 900,000    
Total capital contributions 3,000,000   3,000,000  
Capital contribution outstanding 0   0  
Maximum loss exposure $ 3,000,000   $ 3,000,000  
Syntone PRC | Syntone        
Equity Method Investment        
Ownership (as a percent)       80.00%