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PROPERTY AND EQUIPMENT (Narrative) (Details) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Dec. 31, 2017
Property, Plant and Equipment [Line Items]            
Depreciation expense $ 180,098 $ 120,856 $ 438,417 $ 277,539 $ 400,780 $ 182,006
Sale of property and equipment   2,500 2,500
Gain (loss) on disposal of property and equipment   (10,084) (10,084)
Equipment [Member]            
Property, Plant and Equipment [Line Items]            
Sale of property and equipment       2,500 2,500  
Gain (loss) on disposal of property and equipment       2,500 2,500  
Retired Property and Equipment [Member]            
Property, Plant and Equipment [Line Items]            
Gain (loss) on disposal of property and equipment       $ (12,584) $ (12,584)