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GOODWILL AND INTANGIBLE ASSETS - Other Intangible Assets - Additional Information (Details) - USD ($)
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Jun. 23, 2016
Finite-Lived Intangible Assets [Line Items]        
Goodwill $ 15,535,000 $ 15,535,000    
Adesis, Inc. [Member]        
Finite-Lived Intangible Assets [Line Items]        
Other intangible assets 16,840,000      
Amortization expense related to other intangible assets 1,400,000 $ 615,000 $ 0  
Future amortization expense of other intangible assets, next twelve months 1,400,000      
Future amortization expense of other intangible assets, fiscal year 2 1,400,000      
Future amortization expense of other intangible assets, fiscal year 3 1,400,000      
Future amortization expense of other intangible assets, fiscal year 4 1,400,000      
Future amortization expense of other intangible assets, fiscal year 5 1,400,000      
Goodwill 15,500,000     $ 15,535,000
Adesis, Inc. [Member] | Customer Relationships [Member]        
Finite-Lived Intangible Assets [Line Items]        
Other intangible assets $ 10,520,000      
Estimated useful life 11 years 6 months      
Adesis, Inc. [Member] | Internally-developed IP, Processes and Recipes [Member]        
Finite-Lived Intangible Assets [Line Items]        
Other intangible assets $ 4,820,000      
Estimated useful life 15 years      
Adesis, Inc. [Member] | Trade Name/Trademarks [Member]        
Finite-Lived Intangible Assets [Line Items]        
Other intangible assets $ 1,500,000      
Estimated useful life 10 years