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GOODWILL AND INTANGIBLE ASSETS - Goodwill Rollforward (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Goodwill Rollforward    
Goodwill, Beginning Balance $ 6,967  
Effect of adjustments 44  
Goodwill   $ 6,967
Impairment 0  
Goodwill, Ending Balance $ 7,011 $ 6,967