Commitments, Contingencies and Concentrations (Marketing Agreements) (Details) - Marketing Agreements	12 Months Ended
	Oct. 31, 2021 USD ($) $ / T	Oct. 31, 2020 USD ($)	Oct. 31, 2019 USD ($)
Renewable Fuels Marketing Group (RPMG)
Related Party Transaction [Line Items]
Revenue from related parties	$ 123,344,552	$ 69,682,187	$ 75,781,721
Accounts receivable, related parties	6,353,103	2,677,213
Distillers Grains Marketing Group
Related Party Transaction [Line Items]
Revenue from related parties	21,108,135	14,123,366	$ 14,700,718
Accounts receivable, related parties	$ 520,821	474,991
Related party fees; percentage of total	2.00%
Related party contract termination notice period	120 days
Distillers Grains Marketing Group | Maximum
Related Party Transaction [Line Items]
Marketing expense per unit, related parties (USD per ton) | $ / T	2.00
Distillers Grains Marketing Group | Minimum
Related Party Transaction [Line Items]
Marketing expense per unit, related parties (USD per ton) | $ / T	1.50
Corn Oil Marketing Group
Related Party Transaction [Line Items]
Revenue from related parties	$ 9,867,789	3,836,751
Accounts receivable, related parties	$ 317,966	$ 112,028