Related Party Transactions (Details 4) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Related party transactions entered into for the time periods presented
Sales revenues		$ 749,746	$ 825,220	$ 1,062,377
Service fee revenues	[1]	17,957	20,393	23,093
Purchases of product		463,832	465,056	604,067
Lease income	[2]	5,966	6,664	6,381
Labor and benefits reimbursement	[3]	12,809	11,567	11,707
Other expenses	[4]	149	1,059	1,224
Accounts receivable	[5]	26,254	13,362	25,049
Accounts payable	[6]	$ 23,961	$ 13,784	$ 17,687

[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.