Consolidated Statements of Comprehensive Income (Loss) - Unaudited (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Statement Of Income And Comprehensive Income [Abstract]
Net loss	$ (1,666)	$ (1,532)
Other comprehensive (loss) income net of tax:
Foreign currency translation	66	(670)
Interest rate swap, no tax benefit	(106)	17
Other comprehensive (loss) income	(40)	(653)
Comprehensive loss	$ (1,706)	$ (2,185)