Derivatives (Summary Of Derivative Contracts) (Details) - USD ($)		Jun. 30, 2015	Sep. 30, 2014
Derivatives [Abstract]
Gross amounts recognized - Current Assets	[1]	$ 5,402,106	$ 1,658,785
Offsetting adjustments - Current Assets	[1]		(8,222)
Net presentation on Condensed Balance - Current Assets	[1]	$ 5,402,106	1,650,563
Gross amounts recognized - Current Liabilities	[1]		8,222
Offsetting adjustments - Current Liabilities	[1]		$ (8,222)
Net presentation on Condensed Balance - Current Liabilities	[1]
Gross amounts recognized - Non-Current Assets	[1]		$ 251,279
Offsetting adjustments - Non-current Assets	[1]
Net presentation on Condensed Balance - Non-Current Assets	[1]		$ 251,279

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