Leases (Details) - USD ($)	3 Months Ended
	Dec. 31, 2021	Sep. 30, 2021
Leases
Operating lease right-of-use assets	$ 39,336	$ 42,976
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Other Assets, Noncurrent
Operating lease liabilities	$ 14,122	14,296
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Accrued Liabilities, Current
Operating lease liabilities non-current	$ 25,214
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other Liabilities, Noncurrent
Present value of minimum lease payments	$ 39,336
Operating leases expenses	$ 3,669
Weighted average remaining lease term	2 years 10 months 24 days
Weighted average discount rate	5.00%
Other Liabilities, Noncurrent	$ 25,214	$ 28,680