REVENUE (Details) - USD ($)	3 Months Ended		6 Months Ended
	Apr. 30, 2020	Apr. 30, 2019	Apr. 30, 2020	Apr. 30, 2019
Revenue Recognition
Total Revenues	$ 33,106,922	$ 49,424,390	$ 86,463,248	$ 98,799,487
Payment terms			10 days
Ethanol Production
Revenue Recognition
Total Revenues	32,870,171	49,034,031	$ 85,537,220	97,827,214
Natural Gas Pipeline
Revenue Recognition
Total Revenues	236,751	390,359	926,028	972,273
Ethanol
Revenue Recognition
Total Revenues	23,753,704	38,521,636	64,605,693	74,486,921
Ethanol | Ethanol Production
Revenue Recognition
Total Revenues	23,753,704	38,521,636	64,605,693	74,486,921
Distillers grains
Revenue Recognition
Total Revenues	7,389,829	8,651,733	17,021,121	19,221,992
Distillers grains | Ethanol Production
Revenue Recognition
Total Revenues	7,389,829	8,651,733	17,021,121	19,221,992
Corn oil
Revenue Recognition
Total Revenues	1,534,832	1,600,398	3,422,683	3,593,734
Corn oil | Ethanol Production
Revenue Recognition
Total Revenues	1,534,832	1,600,398	3,422,683	3,593,734
Other
Revenue Recognition
Total Revenues	191,806	260,264	487,723	524,567
Other | Ethanol Production
Revenue Recognition
Total Revenues	191,806	260,264	487,723	524,567
Natural Gas
Revenue Recognition
Total Revenues	236,751	390,359	$ 926,028	972,273
Payment terms			20 days
Natural Gas | Natural Gas Pipeline
Revenue Recognition
Total Revenues	$ 236,751	$ 390,359	$ 926,028	$ 972,273