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Summary of Significant Accounting Policies - Concentrations (Details) - Net sales
3 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Products | Product 1    
Concentration risk    
Concentration risk (as a percent) 10.00% 15.00%
Customers | Customer A    
Concentration risk    
Concentration risk (as a percent) 30.00% 26.00%
Customers | Customer B    
Concentration risk    
Concentration risk (as a percent) 20.00% 22.00%
Customers | Customer C    
Concentration risk    
Concentration risk (as a percent) 15.00% 10.00%