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FAIR VALUE ACCOUNTING (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Assets:      
Pension assets $ 1,645 $ 1,557 $ 1,654
Totals 1,645 1,557  
Level 1      
Assets:      
Pension assets 1,645 1,557  
Totals 1,645 1,557  
Level 2      
Assets:      
Pension assets  
Totals  
Level 3      
Assets:      
Pension assets  
Totals