Consolidated Statements of Operations - USD ($)	1 Months Ended		3 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Jan. 31, 2016	Jan. 31, 2015
Income Statement [Abstract]
Revenues			$ 26,588,565	$ 27,177,449
Cost of Goods Sold			25,730,984	25,330,399
Gross Profit			857,581	1,847,050
Operating Expenses			(808,634)	(880,382)
Operating Income			48,947	966,668
Other Income (Expense)
Interest income			253
Interest expense			(58,674)	(48,066)
Other income			67,678	24,251
Total other income (expense), net			9,257	(23,815)
Net Income			58,204	942,853
Less: Net Income Attributable to Non-controlling Interest			83,759	63,597
Net Income (Loss) Attributable to Heron Lake BioEnergy, LLC			$ (25,555)	$ 879,256
Weighted Average Units Outstanding?Basic and Diluted (Class A and B)			77,932,107	77,932,107
Net Income (Loss) Per Unit Attributable to Heron Lake BioEnergy, LLC - Basic and Diluted (Class A and B)			$ 0.00	$ 0.01
Distributions Per Unit (Class A and B)	$ 0.05	$ 0.12	$ 0.05	$ 0.12