Related Party Transactions (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2013		Sep. 30, 2012		Sep. 30, 2013		Sep. 30, 2012
Related party transactions entered into for the time periods presented
Sales revenues	$ 316,154		$ 234,258		$ 985,618		$ 654,308
Service fee revenues	5,746	[1]	5,329	[1]	17,360	[1]	16,201	[1]
Purchases of product	190,009		173,519		535,068		467,841
Lease income	1,590	[2]	1,695	[2]	4,661	[2]	5,428	[2]
Labor and benefits reimbursement	2,682	[3]	3,192	[3]	7,948	[3]	8,943	[3]
Other expenses	325	[4]	279	[4]	1,078	[4]	615	[4]
Accounts receivable at June 30	19,736	[5]	27,548	[5]	19,736	[5]	27,548	[5]
Accounts payable at June 30	$ 16,163	[6]	$ 18,474	[6]	$ 16,163	[6]	$ 18,474	[6]

[1] Service fee revenues include management fee, corn origination fee, ethanol and DDG marketing fees, and other commissions.

[2] Lease income includes the lease of the Company’s Albion, Michigan and Clymers, Indiana grain facilities as well as certain railcars to the various ethanol LLCs and IANR.

[3] The Company provides all operational labor to the unconsolidated ethanol LLCs and charges them an amount equal to the Company’s costs of the related services.

[4] Other expenses include payments to IANR for repair facility rent and use of their railroad reporting mark, payment to LTG for the lease of railcars and other various expenses.

[5] Accounts receivable represents amounts due from related parties for sales of corn, leasing revenue and service fees.

[6] Accounts payable represents amounts due to related parties for purchases of ethanol.