Inventories - Schedule of Inventory Reserve (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Inventory Disclosure [Abstract]
Inventory reserve	$ 4,464	$ 3,788
Current year reserve	583	698
Written off in year	(438)	(148)
Foreign currency translation	83	126
Inventory reserve at December 31	$ 4,692	$ 4,464