Income Taxes (Details) - Deferred income tax liabilities consisted of the following temporary differences - USD ($)	Sep. 30, 2022	Sep. 30, 2021
Deferred Income Tax Liabilities Consisted Of The Following Temporary Differences Abstract
Depreciation	$ (525,400)	$ (552,900)
Total gross deferred tax liabilities	(525,400)	(552,900)
Vacation accrual	34,400	30,100
Federal benefit of state taxes	66,100	79,500
Total gross deferred tax assets	100,500	109,600
Total	$ (424,900)	$ (443,300)