Inventories (Details) (USD $)	Jun. 30, 2013	Sep. 30, 2012
Inventory Disclosure [Abstract]
Raw materials, including corn, coal, chemicals and supplies	$ 2,103,658	$ 2,048,130
Work in process	1,192,494	1,432,257
Ethanol and distillers grains	1,453,969	2,442,549
Total	4,750,121	5,922,936
Inventory valuation reserves		$ 368,000

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