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INCOME TAXES (Tax Expense (Benefit)) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Current Income Tax Expense      
Federal $ 16,372 $ 19,617 $ 14,837
State 1,511 1,352 1,041
Foreign (2,528) 2,179 3,970
Current income tax expense 15,355 23,148 19,848
Deferred Income Tax Expense      
Federal (4,735) (3,960) 363
State (350) (165) 40
Foreign 779 (272) (862)
Deferred income tax expense (benefit) (4,306) (4,397) (459)
Income tax expense $ 11,049 $ 18,751 $ 19,389