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D. FAIR VALUE MEASUREMENTS (Details) - USD ($)
Jun. 30, 2018
Sep. 30, 2017
Derivative instruments $ 1,081,316 $ 2,053,402
Quoted Prices in Active Markets for Identical Assets or Liabilities (Level 1)    
Derivative instruments 4,916 32,773
Significant Other Observable Inputs (Level 2)    
Derivative instruments 0 0
Significant Unobservable Inputs (Level 3)    
Derivative instruments $ 1,076,400 $ 2,020,629