Inventories (Tables)

3 Months Ended

Mar. 31, 2015

Inventory, Net [Abstract]

Classes of inventories

Major classes of inventories are as follows:

(in thousands)	March 31, 2015		December 31, 2014		March 31, 2014
Grain	$	470,216	$	570,916	$	488,492
Ethanol and by-products	9,940		13,154		17,658
Plant nutrients and cob products	229,551		181,136		188,362
Retail merchandise	27,311		23,810		26,205
Railcar repair parts	6,739		6,431		4,661
Other	200		208		206
	$	743,957	$	795,655	$	725,584