Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY RESTRICTED STOCK ACTIVITY (Details)

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STOCKHOLDERS' EQUITY RESTRICTED STOCK ACTIVITY (Details) - USD ($)
3 Months Ended 6 Months Ended
Feb. 01, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based compensation expense   $ 8,600   $ 17,300
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant     2,359,671  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]        
Stock Issued During Period, Value, Restricted Stock Award, Gross $ 554,000      
Restricted Stock        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]        
Granted (in shares) 34,202      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]        
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 3 years      
Restricted Stock | Equity Incentive Plan 2016        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]        
Nonvested, beginning balance (in shares)     58,032  
Granted (in shares)     34,202  
Vested (in shares)     (23,374)  
Nonvested, ending balance (in shares)     68,860  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]        
Nonvested, beginning balance (in dollars per share)     $ 28.59  
Granted (in dollars per share)     16.19  
Vested (in dollars per share)     26.31  
Nonvested, ending balance (in dollars per share)     $ 23.20