BUSINESS SEGMENTS (Details)	3 Months Ended
BUSINESS SEGMENTS (Details)	Jan. 31, 2021 USD ($) segment	Jan. 31, 2020 USD ($)	Oct. 31, 2020 USD ($)
Segment Reporting Information
Number of operating segments \| segment	2
Total Revenues	$ 24,441,069	$ 26,680,280
Operating Loss	(4,022,359)	(2,348,936)
Assets	63,088,094		$ 63,080,181
Ethanol production
Segment Reporting Information
Total Revenues	24,034,209	25,991,003
Natural gas pipeline
Segment Reporting Information
Total Revenues	406,860	689,277
Operating Segments \| Ethanol production
Segment Reporting Information
Total Revenues	24,034,209	25,991,003
Operating Loss	(4,273,277)	2,812,778
Assets	49,733,824		49,613,394
Operating Segments \| Natural gas pipeline
Segment Reporting Information
Total Revenues	817,729	1,136,217
Operating Loss	376,992	646,298
Assets	13,354,270		$ 13,466,787
Intersegment Eliminations
Segment Reporting Information
Total Revenues	(410,869)	(446,940)
Operating Loss	$ (126,074)	$ 182,456

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details

Heron Lake BioEnergy, LLC 10-Q