Derivatives (Schedule of Gain or Loss on Derivative Contracts, Net) (Details) - USD ($)		3 Months Ended		9 Months Ended
		Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Derivative [Line Items]
Cash received (paid) on derivative contracts, net		$ (5,670,147)	$ (1,004,690)	$ (8,595,246)	$ (688,807)
Non-cash gain (loss) on derivative contracts, net		3,282,921	(4,482,793)	(3,939,218)	(7,400,855)
Gains (losses) on derivative contracts, net		(2,387,226)	(5,487,483)	(12,534,464)	(8,089,662)
Natural Gas Costless Collars [Member]
Derivative [Line Items]
Cash received (paid) on derivative contracts, net		(653,495)	(11,975)	(805,685)	(21,064)
Non-cash gain (loss) on derivative contracts, net		926,778	(1,732,932)	(458,854)	(1,135,852)
Natural Gas Fixed Price Swaps [Member]
Derivative [Line Items]
Cash received (paid) on derivative contracts, net	[1]	(3,562,961)	(20,185)	(5,390,089)	(18,943)
Non-cash gain (loss) on derivative contracts, net		1,853,506	(953,201)	(1,355,455)	(670,605)
Oil Costless Collars
Derivative [Line Items]
Cash received (paid) on derivative contracts, net			(346,786)		(370,432)
Non-cash gain (loss) on derivative contracts, net		(38,910)	(680,443)	(38,910)	(1,787,689)
Oil Fixed Price Swaps [Member]
Derivative [Line Items]
Cash received (paid) on derivative contracts, net	[1]	(1,453,691)	(625,744)	(2,399,472)	(278,368)
Non-cash gain (loss) on derivative contracts, net		$ 541,547	$ (1,116,217)	$ (2,085,999)	$ (3,806,709)

[1] For the three and nine months ended June 30, 2022, excludes $1,284,024 and $6,465,597, respectively, of cash paid to settle off-market derivative contracts that are not reflected on the Condensed Statements of Operations. Total cash paid related to off-market derivatives was $13,845,596 for the nine months ended June 30, 2022 and is reflected in the Financing Activities section of the Condensed Statements of Cash Flows.