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INTEREST RATE SWAPS - GAINS (LOSSES) (Details) - Interest rate swap - Cash flow hedge - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Derivative [Line Items]        
Gains (Losses) recognized in OCI on derivative (effective portion) $ 127,000 $ (503,000) $ (663,000) $ (724,000)
Losses reclassified from OCI on derivative (effective portion) (83,000) (100,000) (256,000) (304,000)
Gains (losses) recognized in income on derivative (ineffective portion) 0 $ 0 0 $ 0
Expected reclassification amount for derivative losses realized in income $ 290,000   $ 290,000