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RETIREMENT PLANS (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Defined Benefit Plan Disclosure [Line Items]      
Projected Benefit Obligation $ 3,900 $ 3,000  
Defined Benefit Plan, Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets, Aggregate Fair Value of Plan Assets 7,900 6,000  
Business Acquisition, Purchase Price Allocation, Projected Benefit Obligation (Asset), Net of Plan Assets Acquired 11,800 9,000  
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year 400    
Defined Benefit Pension Items [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax $ (1,936) $ (1,584) $ (1,240)