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OTHER COMPREHENSIVE (LOSS) INCOME - Reclassifications (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Reclassification adjustment for net gains included in net income $ (20) $ (1,243) $ (128)
Income tax expense 7 435 45
Reclassifications Out of Accumulated Other Comprehensive Income/Loss      
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]      
Reclassification adjustment for net gains included in net income (20) (1,243) (128)
Income tax expense 7 435 45
Net earnings $ (13) $ (808) $ (83)