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EMPLOYEE BENEFIT PLANS (Schedule of Assets Measured at Fair Value) (Details) (Pension Plans [Member], USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
PLAN ASSETS:      
Fair value of plan assets $ 21,368 $ 18,180 $ 17,749
Cash and Cash Equivalents [Member] | Level 1 [Member]
     
PLAN ASSETS:      
Fair value of plan assets 0     
Domestic Equities [Member] | Level 1 [Member]
     
PLAN ASSETS:      
Fair value of plan assets 4,731 3,402  
Mutual Funds/ETFs [Member] | Level 1 [Member]
     
PLAN ASSETS:      
Fair value of plan assets 13,566 12,918  
International Equity Securities [Member] | Level 1 [Member]
     
PLAN ASSETS:      
Fair value of plan assets 336     
Corporate Bonds [Member] | Level 2 [Member]
     
PLAN ASSETS:      
Fair value of plan assets $ 2,735 $ 1,860