Condensed Consolidated Statements of Operations (USD $)	3 Months Ended
	Jan. 31, 2012	Jan. 31, 2011
Revenues	$ 38,861,794	$ 39,199,181
Cost of Goods Sold
Cost of goods sold	38,597,224	35,654,718
Lower of cost or market adjustment		318,218
Total Cost of Goods Sold	38,597,224	35,972,936
Gross Profit	264,570	3,226,245
Selling, General, and Administrative Expenses	850,607	695,768
Operating Income (Loss)	(586,037)	2,530,477
Other Income (Expense)
Interest income	3,940	17,716
Interest expense	(659,923)	(900,496)
Other income	10,818	29,226
Total other expense, net	(645,165)	(853,554)
Net Income (Loss)	(1,231,202)	1,676,923
Net Income Attributable to Noncontrolling Interest	(81,611)
Net Income (Loss) Attributable to Heron Lake BioEnergy, LLC	$ (1,312,813)	$ 1,676,923
Net Income (Loss) Per Unit - Basic and Diluted (in dollars per share)	$ (0.04)	$ 0.06
Weighted Average Units Outstanding - Basic (in shares)	38,176,379	30,208,074
Weighted Average Units Outstanding - Diluted (in shares)	38,176,379	30,208,074