Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Statement Of Income and Comprehensive Income [Abstract]
NET INCOME	$ 5,028	$ 3,836	$ 2,288
Currency translation adjustment, net of tax:
Net foreign currency translation adjustment gains (losses)	746	(713)	1,233
Other comprehensive income (loss), net of tax	746	(713)	1,233
COMPREHENSIVE INCOME	$ 5,774	$ 3,123	$ 3,521