Inventories (Tables)

6 Months Ended

Jun. 30, 2015

Inventory, Net [Abstract]

Classes of inventories

Major classes of inventories are as follows:

(in thousands)	June 30, 2015		December 31, 2014		June 30, 2014
Grain	$	327,480	$	570,916	$	290,595
Ethanol and by-products	12,802		13,154		16,798
Plant nutrients and cob products	136,472		181,136		95,122
Retail merchandise	25,415		23,810		25,180
Railcar repair parts	6,050		6,431		5,107
Other	189		208		194
	$	508,408	$	795,655	$	432,996