Saratoga Capital Partners (Details textual) (USD $)	12 Months Ended		95 Months Ended		1 Months Ended						12 Months Ended		12 Months Ended
Saratoga Capital Partners (Details textual) (USD $)	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Jun. 01, 2012	Apr. 30, 2011 Stock Sale Agreement [Member] Deferred Gain On Early Extinguishment Of Debt Amount [Member]	Apr. 30, 2011 Convertible Note Payable Due To Ckns Capital Group Llc [Member]	Apr. 30, 2011 Convertible Note Payable Due To Silvestri [Member]	Apr. 30, 2011 Convertible Note Payable Due To Fisher One [Member]	Apr. 30, 2011 Convertible Note Payable Due To Whitcomb [Member]	Apr. 30, 2011 Note Payable Due To Harvard Group International [Member]	Sep. 30, 2012 Convertible Note Payable Due To Saratoga [Member]	May 18, 2011 Convertible Note Payable Due To Saratoga [Member]	Sep. 30, 2012 Convertible Note Payable Due To Saratoga [Member] Stock Sale Agreement [Member]
Debt Instrument, Interest Rate, Effective Percentage				12.00%		10.00%	10.00%	8.00%	8.00%	8.00%		8.00%
Debt Instrument, Maturity Date						Jul. 12, 2011	Jul. 12, 2011	Feb. 25, 2012	Mar. 03, 2012	May 01, 2012	Jun. 01, 2012
Common Stock Conversion Rate											$ 0.1
Debt Conversion, Converted Instrument, Rate											12.00%
Sale of Stock, Number of Shares Issued in Transaction													3,000,000
Net gain on extinguishment of liabilities	$ 99,000	$ 170,000	$ 269,000		$ 210,000

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

GeoBio Energy, Inc. 10-K