Consolidated Statements of Comprehensive Earnings (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Net earnings (loss)	$ 1,097	$ 504	$ 158	$ (841)
Other comprehensive income (loss):
Foreign currency translation adjustment	(320)	(215)	(581)	63
Total comprehensive earnings (loss)	$ 777	$ 289	$ (423)	$ (778)