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OTHER COMMITMENTS AND CONTINGENCIES - NARRATIVE (Details)
 12 Months Ended
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Oct. 31, 2015
USD ($)
Mar. 31, 2014
USD ($)
ft²
Other Commitments [Line Items]          
Rent expense $ 200,000 $ 200,000 $ 200,000    
Purchase commitments for inventories $ 4,400,000        
Purchase, NY          
Other Commitments [Line Items]          
Area of real estate property (in square feet) | ft²         3,650
Monthly cost of office space         $ 9,277
Sophia, Bulgaria          
Other Commitments [Line Items]          
Monthly cost of office space       $ 4,333