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GOODWILL AND OTHER INTANGIBLES - Narrative (Details) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract]      
Goodwill, Impairment Loss $ 0 $ 0 $ 0
Finite-Lived Intangible Assets [Line Items]      
Amortization of intangible assets $ 828,000 $ 812,000 $ 92,000
Minimum      
Finite-Lived Intangible Assets [Line Items]      
Useful life 8 years 6 months    
Maximum      
Finite-Lived Intangible Assets [Line Items]      
Useful life 12 years