Derivatives (Schedule of Gain or Loss on Derivative Contracts, Net) (Details) - USD ($)		12 Months Ended
		Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020
Derivative [Line Items]
Cash received (paid) on settled derivative contracts, net		$ (14,533,560)	$ (11,925,669)	$ 4,109,210
Non-cash gain (loss) on derivative contracts, net		(2,299,518)	(4,276,820)	(3,201,791)
Gains (losses) on derivative contracts, net		(16,833,078)	(16,202,489)	907,419
Natural Gas Costless Collars [Member]
Derivative [Line Items]
Cash received (paid) on settled derivative contracts, net		(1,878,250)	(4,271,467)	28,510
Non-cash gain (loss) on derivative contracts, net		(1,044,958)	706,015	(706,015)
Natural Gas Fixed Price Swaps [Member]
Derivative [Line Items]
Cash received (paid) on settled derivative contracts, net	[1]	(9,065,100)	(1,862,801)	1,687,600
Non-cash gain (loss) on derivative contracts, net		(1,954,719)	(3,624,108)	(1,535,122)
Oil Costless Collars [Member]
Derivative [Line Items]
Cash received (paid) on settled derivative contracts, net			(2,047,098)	1,011,472
Non-cash gain (loss) on derivative contracts, net		106,157	(63,169)	(538,022)
Oil Fixed Price Swaps [Member]
Derivative [Line Items]
Cash received (paid) on settled derivative contracts, net	[1]	(3,590,210)	(3,744,303)	1,381,628
Non-cash gain (loss) on derivative contracts, net		$ 594,002	$ (1,295,558)	$ (422,632)

[1] For the year ended September 30, 2022, excludes $7,522,794 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 $19,260,104 for the year ended September 30, 2022 and is reflected in the Financing Activities section of the Condensed Statements of Cash Flows.