Note 5 - Inventories (Tables)

6 Months Ended

Jun. 30, 2014

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	JUNE 30, 2014		DECEMBER 31, 2013
Finished goods	$	45,813	$	22,886
Work in process		4,846		3,883
Raw materials and supplies		58,255		29,213
Inventories, net	$	108,914	$	55,982