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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Statement of Comprehensive Income [Abstract]        
Net income $ 15,732 $ 13,762 $ 21,194 $ 13,477
Other comprehensive income (loss):        
Foreign currency translation adjustments (15,370) 10,421 (6,151) (9,452)
Total other comprehensive income (loss) (15,370) 10,421 (6,151) (9,452)
Comprehensive income $ 362 $ 24,183 $ 15,043 $ 4,025