Supplemental Balance Sheet Disclosures - Accrued Expenses (Details) - USD ($)	3 Months Ended	6 Months Ended
	Mar. 31, 2024	Mar. 31, 2024	Sep. 30, 2023
Accrued expenses
Warranty	$ 574,971	$ 574,971	$ 562,645
Salary, benefits and payroll taxes	1,074,812	1,074,812	1,181,219
Professional fees	145,421	145,421	200,668
Operating lease	8,503	8,503	12,965
Income tax payable			116,697
Other	611,388	611,388	844,131
Total accrued expenses	2,415,095	2,415,095	$ 2,918,325
Warranty cost and accrual information
Warranty accrual, beginning of period	541,450	562,645
Accrued expense	53,707	73,211
Warranty cost	(20,186)	(60,885)
Warranty accrual, end of period	$ 574,971	$ 574,971