Income Taxes (Details) - USD ($)	3 Months Ended		9 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Taxes
Income tax expense (benefit)	$ 358,763	$ (1,473,014)	$ 1,056,363	$ (1,443,352)
Effective tax rate (as a percent)	20.90%	121.40%	21.20%	69.00%