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ACCUMULATED OTHER COMPREHENSIVE LOSS (Details) (USD $)
In Thousands, unless otherwise specified
 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Balance $ (853) $ (1,572)
Change during period:    
Before-tax amount 64 (198)
Tax benefit (23) 70
Reclassification adjustment, net of taxes    
Amortization of net loss 12 [1] 21 [1]
Net realized gain (1) [2] (52) [2]
Total activity in period 52 (159)
Balance (801) (1,731)
Pension Adjustment
    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Balance (990) (1,771)
Change during period:    
Before-tax amount      
Tax benefit      
Reclassification adjustment, net of taxes    
Amortization of net loss 12 [1] 21 [1]
Net realized gain    [2]    [2]
Total activity in period 12 21
Balance (978) (1,750)
Unrealized Gain on Securities
    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Balance 137 199
Change during period:    
Before-tax amount 64 (198)
Tax benefit (23) 70
Reclassification adjustment, net of taxes    
Amortization of net loss    [1]    [1]
Net realized gain (1) [2] (52) [2]
Total activity in period 40 (180)
Balance $ 177 $ 19
[1] Reported as part of selling, general and administrative expenses.
[2] Reported as part of interest income.