Related Party Transactions (Details 4) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Related party transactions entered into for the time periods presented
Sales revenues		$ 825,220	$ 1,062,377	$ 1,315,234
Service fee revenues	[1]	20,393	23,093	23,536
Purchases of product		465,056	604,067	704,948
Lease income	[2]	6,664	6,381	6,223
Labor and benefits reimbursement	[3]	11,567	11,707	10,613
Other expenses	[4]	1,059	1,224	2,349
Accounts receivable	[5]	13,362	25,049	21,979
Accounts payable	[6]	$ 13,784	$ 17,687	$ 19,887

[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 unconsolidated 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 and other various items.