Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Major Customer Concentration (Details Textual)

v3.22.2
Note 9 - Major Customer Concentration (Details Textual) - Customer Concentration Risk [Member]
3 Months Ended 9 Months Ended 12 Months Ended
Jun. 30, 2022
Jun. 30, 2022
Jun. 30, 2021
Sep. 30, 2021
Revenue Benchmark [Member] | Customer A [Member]        
Concentration Risk, Percentage 18.00% 15.00% 20.00%  
Revenue Benchmark [Member] | Customer B [Member]        
Concentration Risk, Percentage 11.00%      
Revenue Benchmark [Member] | Customer C [Member]        
Concentration Risk, Percentage 12.00%   11.00%  
Accounts Receivable [Member] | Customer A [Member]        
Concentration Risk, Percentage   13.00%    
Accounts Receivable [Member] | Customer D [Member]        
Concentration Risk, Percentage   11.00%    
Accounts Receivable [Member] | Customer E [Member]        
Concentration Risk, Percentage       16.00%