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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Statement Of Income And Comprehensive Income [Abstract]    
Net income $ 3,510 $ 2,786
Other comprehensive income-Cumulative translation adjustment 78 (2,259)
Comprehensive income $ 3,588 $ 527