Derivatives (Schedule of Gain or Loss on Derivative Contracts, Net) (Parenthetical) (Details) - USD ($)	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Derivative Instruments And Hedging Activities Disclosure [Abstract]
Cash paid to settle off-market derivative contracts	$ 903,461	$ 2,688,091
Cash paid on off-market derivatives	$ 3,010,661	$ 4,402,422