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Revenue Recognition (Disaggregation of Revenue) (Details) - USD ($)
3 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Disaggregation of Revenue [Line Items]    
Net Sales $ 4,365,067 $ 5,208,295
United States [Member]    
Disaggregation of Revenue [Line Items]    
Net Sales 2,787,519 3,939,077
Export [Member]    
Disaggregation of Revenue [Line Items]    
Net Sales $ 1,577,548 $ 1,269,218