Note 3 - Inventories (Tables)

9 Months Ended

Sep. 30, 2014

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	Inventory as of
(in thousands)	September 30, 2014		December 31, 2013
Unprocessed	$	251,088	$	219,401
Processed and finished		78,344		66,970
Totals	$	329,432	$	286,371