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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Comprehensive income:    
Net Income $ 6,032 $ 5,908
Other comprehensive income:    
Net unrealized gain on securities available-for-sale, net of tax (815) (903)
Reclassification adjustments for gains included in net income, net of tax (945) (628)
Foreign currency translation adjustments (48) 3
Total comprehensive income $ 4,224 $ 4,380