Annual report pursuant to Section 13 and 15(d)

Operating Leases And Rental Expense (Schedule Of Operating Lease Expense, Including Real Estate Taxes And Insurance) (Details)

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Operating Leases And Rental Expense (Schedule Of Operating Lease Expense, Including Real Estate Taxes And Insurance) (Details) - USD ($)
 12 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Operating Leased Assets [Line Items]    
Operating lease expense $ 716,778 $ 606,894
Factory and Office Leases [Member]    
Operating Leased Assets [Line Items]    
Operating lease expense 693,372 583,778
Other Lease Expense [Member]    
Operating Leased Assets [Line Items]    
Operating lease expense $ 23,406 $ 23,116