Inventories (Tables)

3 Months Ended

Mar. 31, 2016

Inventory, Net [Abstract]

Classes of inventories

Major classes of inventories are as follows:

(in thousands)	March 31, 2016		December 31, 2015		March 31, 2015
Grain	$	450,414	$	534,548	$	470,216
Ethanol and by-products	11,895		8,576		9,940
Plant nutrients and cob products	207,109		172,815		229,551
Retail merchandise	27,792		24,510		27,311
Railcar repair parts	6,185		6,894		6,739
Other	57		56		200
	$	703,452	$	747,399	$	743,957