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DEFERRED COMPENSATION LIABILITY (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Post Retirement Benefits With Individual Employees [Line Items]      
Total expense recognized $ 324 $ 782 $ 832
Total deferred compensation liability $ 12,500 $ 12,800  
Executive Vice President and Chief Financial Officer [Member]      
Post Retirement Benefits With Individual Employees [Line Items]      
Required service period 20 years 6 months    
Maximum benefit as a percentage of salary 66.00%    
Retirement age 67 years    
Imputed interest rate 2.70% 2.30%  
Chairman, President and CEO [Member]      
Post Retirement Benefits With Individual Employees [Line Items]      
Required service period 14 years    
Maximum benefit as a percentage of salary 66.00%    
Retirement age 70 years    
Imputed interest rate 2.70% 2.30%