Inventories

6 Months Ended

Jun. 30, 2015

Inventory Disclosure [Abstract]

Inventories [Text Block]

Inventories

Inventories consist of the following:

	June 30, 2015		December 31, 2014
Raw materials	$	52,480	$	60,697
Finished products	109,270		111,600
Spare parts	13,294		12,324
	$	175,044	$	184,621

Inventory reserves for excess quantities, obsolescence or shelf-life expiration as of June 30, 2015 and December 31, 2014 were $12,736 and $12,626, respectively.