CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Net income	$ 7,777,000	$ 8,198,000	$ 2,556,000
Other comprehensive income, net of tax:
Foreign currency translation	(103,000)	(262,000)	54,000
Comprehensive income	$ 7,674,000	$ 7,936,000	$ 2,610,000