Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]
Net income (loss)	$ (239)	$ 4,877	$ (5,381)	$ 6,211
Foreign currency translation adjustments	(619)	96	(112)	(933)
Comprehensive income (loss)	$ (858)	$ 4,973	$ (5,493)	$ 5,278