Derivatives (Summary Of Derivative Contracts) (Details) (USD $)	Mar. 31, 2015		Sep. 30, 2014
Derivatives [Abstract]
Gross amounts recognized - Current Assets	$ 10,490,170	[1]	$ 1,658,785	[1]
Offsetting adjustments - Current Assets		[1]	(8,222)	[1]
Net presentation on Condensed Balance - Current Assets	10,490,170	[1]	1,650,563	[1]
Gross amounts recognized - Current Liabilities			8,222	[1]
Offsetting adjustments - Current Liabilities			(8,222)	[1]
Net presentation on Condensed Balance - Current Liabilities				[1]
Gross amounts recognized - Non-Current Assets			251,279	[1]
Offsetting adjustments - Non-current Assets				[1]
Net presentation on Condensed Balance - Non-Current Assets			$ 251,279	[1]

[1] See Fair Value Measurements section for further disclosures regarding fair value of financial instruments.