Inventories (Tables)

12 Months Ended

Dec. 31, 2013

Inventory Disclosure [Abstract]

Summary of Inventories

	December 31,
	2013		2012
Raw materials	$	15,448	$	13,013
Work in process		9,672		8,561
Finished goods		29,410		24,576
Inventories	$	54,530	$	46,150