Condensed Consolidated Statements of Income (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Revenues	$ 17,264,615	$ 14,458,202	$ 81,016,198	$ 71,536,930
OPERATING EXPENSES:
Operations and maintenance	4,587,672	4,221,661	14,599,534	13,879,513
Taxes other than income taxes	750,067	631,990	2,287,068	1,967,446
Depreciation and amortization	2,909,344	2,697,707	8,609,472	8,093,121
Total operating expenses	16,068,055	12,900,609	62,091,675	54,697,591
OPERATING INCOME	1,196,560	1,557,593	18,924,523	16,839,339
Equity in earnings of unconsolidated affiliate	772,082	282,604	2,427,470	2,979,823
Other income (expense), net	244,000	(69,349)	1,180,969	140,924
Interest expense	1,512,754	1,567,093	4,922,959	4,769,979
INCOME BEFORE INCOME TAXES	699,888	203,755	17,610,003	15,190,107
INCOME TAX EXPENSE	161,476	47,063	4,125,694	3,570,033
NET INCOME	$ 538,412	$ 156,692	$ 13,484,309	$ 11,620,074
BASIC EARNINGS PER COMMON SHARE (in dollars per share)	$ 0.05	$ 0.02	$ 1.31	$ 1.15
DILUTED EARNINGS PER COMMON SHARE (in dollars per share)	$ 0.05	$ 0.02	$ 1.31	$ 1.15
Gas Utility [Member]
Revenues	$ 17,239,550	$ 14,431,379	$ 80,938,690	$ 71,455,564
OPERATING EXPENSES:
Cost of gas and sale	7,816,181	5,344,684	36,581,043	30,741,090
Non-utility [Member]
Revenues	25,065	26,823	77,508	81,366
OPERATING EXPENSES:
Cost of gas and sale	$ 4,791	$ 4,567	$ 14,558	$ 16,421