Summary of Significant Accounting Policies (Schedule of Disaggregation of Revenue) (Details) - USD ($)	3 Months Ended												12 Months Ended
	Oct. 31, 2021	Jul. 31, 2021	Apr. 30, 2021	Jan. 31, 2021	Oct. 31, 2020	Jul. 31, 2020	Apr. 30, 2020	Jan. 31, 2020	Oct. 31, 2019	Jul. 31, 2019	Apr. 30, 2019	Jan. 31, 2019	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2019
Disaggregation of Revenue [Line Items]
Revenues	$ 48,428,639	$ 46,988,806	$ 34,864,344	$ 28,435,747	$ 25,575,894	$ 24,238,999	$ 20,257,229	$ 27,184,024	$ 26,015,463	$ 25,605,525	$ 22,939,711	$ 22,688,410	$ 158,717,536	$ 97,256,146	$ 97,249,109
Ethanol Sales
Disaggregation of Revenue [Line Items]
Revenues													122,902,729	75,161,967
Modified Distillers Grains Sales
Disaggregation of Revenue [Line Items]
Revenues													4,899,649	4,163,426
Dried Distillers Grains Sales
Disaggregation of Revenue [Line Items]
Revenues													21,090,325	14,123,366
Corn Oil Sales
Disaggregation of Revenue [Line Items]
Revenues													$ 9,824,833	$ 3,807,387