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ACQUISITION (Details) - USD ($)
3 Months Ended 9 Months Ended
Nov. 06, 2018
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Business Combination, Consideration Transferred [Abstract]            
Goodwill reduced due to routine post-closing adjustments       $ (145,760)    
Acquisition costs   $ 0 $ 0 395,612 $ 0  
Fair values of Assets Acquired and Liabilities Assumed [Abstract]            
Goodwill   4,681,511   4,681,511   $ 4,983,127
opTricon [Member]            
Business Combination, Consideration Transferred [Abstract]            
Goodwill reduced due to routine post-closing adjustments       (145,760)    
Acquisition costs   $ 0   $ 395,612    
Fair values of Assets Acquired and Liabilities Assumed [Abstract]            
Net current assets $ 404,204          
Property, plant and equipment 125,000          
Goodwill 3,337,000          
Deferred tax liability (635,000)          
Other intangible assets (estimated useful life):            
Other intangible assets 2,260,000          
Total consideration 5,491,204          
opTricon [Member] | Developed Technology [Member]            
Other intangible assets (estimated useful life):            
Other intangible assets $ 1,900,000          
Weighted average useful life 7 years          
opTricon [Member] | Customer Contracts / Relationships [Member]            
Other intangible assets (estimated useful life):            
Other intangible assets $ 360,000          
Weighted average useful life 10 years