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Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Statement Of Income and Comprehensive Income [Abstract]    
NET INCOME $ 1,396 $ 675
Currency translation adjustment, net of tax:    
Net foreign currency translation adjustment gain 708 605
Other comprehensive income, net of tax 708 605
COMPREHENSIVE INCOME $ 2,104 $ 1,280