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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 Other Comprehensive Income [Abstract]      
Net Income $ 16,165 $ 11,938 $ 8,372
Foreign currency adjustment 370 (326) (1,093)
Pension loss adjustment, net of taxes of $(396), $295, and $247 in 2012, 2011, and 2010, respectively (2,820) (1,743) (542)
Comprehensive income $ 13,715 $ 9,869 $ 6,737