Supplementary Information On Natural Gas, Oil And NGL Reserves (Summary of Standardized Measure of Discounted Future Net Cash Flows) (Details) - USD ($)	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2019
Extractive Industries [Abstract]
Future cash inflows	$ 591,082,414	$ 297,138,886	$ 134,179,216
Future production costs	(131,377,260)	(115,681,617)	(66,136,222)
Future development and asset retirement costs	(2,543,510)	(1,873,126)	(1,957,225)
Future income tax expense	(107,209,614)	(40,697,140)	(13,224,535)
Future net cash flows	349,952,030	138,887,003	52,861,234
10% annual discount	(167,382,649)	(64,096,661)	(21,727,081)
Standardized measure of discounted future net cash flows	$ 182,569,381	$ 74,790,342	$ 31,134,153	$ 85,561,529