Fair Value Measurements (Details 2) (USD $)	3 Months Ended		9 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Summary of impairments associated with certain assets measured at fair value on a nonrecurring basis within Level 3
Producing Properties, Fair Value	$ 378,864	$ 8,155	$ 1,287,827	$ 1,049,898
Producing Properties, Impairment	$ 205,915	$ 2,927	$ 786,724	$ 830,946