Accrued Expenses (Details) - USD ($)	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2021
Accrued Expenses
Warranty	$ 562,645	$ 607,001	$ 589,260
Salary, benefits and payroll taxes	1,181,219	1,030,628
Professional fees	200,668	364,794
Operating lease	$ 12,965	$ 13,615
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Total accrued expenses	Total accrued expenses
Other	$ 960,828	$ 956,237
Total accrued expenses	$ 2,918,325	$ 2,972,275