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Business and Credit Concentrations (Details)
3 Months Ended 12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Jun. 30, 2021
Accounts Receivable | Credit Concentration Risk | customer One      
Concentration risks      
Concentration risk (as a percent) 12.00%   12.00%
Accounts Receivable | Credit Concentration Risk | customer Two      
Concentration risks      
Concentration risk (as a percent) 11.00%   11.00%
Accounts Receivable | Credit Concentration Risk | customer Three      
Concentration risks      
Concentration risk (as a percent) 23.00%   19.00%
Net Sales | Customer Concentration Risk | customer One      
Concentration risks      
Concentration risk (as a percent) 10.00% 10.00%  
Net Sales | Customer Concentration Risk | customer Two      
Concentration risks      
Concentration risk (as a percent) 10.00% 10.00%  
Net Sales | Customer Concentration Risk | customer Three      
Concentration risks      
Concentration risk (as a percent) 14.00% 10.00%