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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME [Abstract]        
Net income $ 6,467 $ 4,889 $ 12,646 $ 7,790
Other comprehensive income:        
Translation adjustments (2,350) 1,520 (467) 4,711
Total other comprehensive income (2,350) 1,520 (467) 4,711
Comprehensive income $ 4,117 $ 6,409 $ 12,179 $ 12,501