Quarterly report pursuant to Section 13 or 15(d)

STOCK BASED COMPENSATION - Awards Outstanding (Details)

v3.10.0.1
STOCK BASED COMPENSATION - Awards Outstanding (Details) - USD ($)
$ / shares in Units, $ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Dec. 31, 2017
Number of Options Outstanding      
Options exercised (in shares) (143,026)    
Restricted stock units      
Number of Shares      
Beginning balance, non vested (in shares) 438,712,000    
Shares granted (in shares) 200,000,000 200,000  
Shares vested (in shares) (96,236,000)    
Shares forfeited (in shares) 0    
Ending balance, non vested (in shares) 542,476,000   438,712,000
Weighted Average Grant Date Fair Value      
Beginning of period (in dollars per share) $ 2.28    
Shares granted (in dollars per share) 3.16    
Shares vested (in dollars per share) 2.33    
Shares forfeited (in dollars per share) 0    
End of period (in dollars per share) $ 2.60   $ 2.28
2013 and 2014 Plans | Stock options      
Number of Options Outstanding      
Beginning balance, outstanding (in shares) 2,341,340    
Options granted (in shares) 376,667    
Options exercised (in shares) (143,026)    
Options forfeited (in shares) 0    
Options expired (in shares) 0    
Ending balance, outstanding (in shares) 2,574,981   2,341,340
Exercisable (in shares) 1,352,795    
Weighted Average Exercise Price      
Weighted average exercise price (in dollars per share) $ 1.88   $ 1.77
Options granted, weighted average exercise price (in dollars per share) 2.41    
Options exercised, weighted average exercise price (in dollars per share) 1.61    
Options forfeited, weighted average exercise price (in dollars per share) 0.00    
Options expired, weighted average exercise price (in dollars per share) 0.00    
Exercisable, weighted average exercise price (in dollars per share) $ 1.59    
Additional Disclosures      
Weighted Average Remaining Contractual Life 7 years 2 months 14 days   5 years 9 months 11 days
Options granted, weighted average remaining contractual life 9 years 4 months 28 days    
Exercisable, weighted average remaining contractual life 5 years 6 months 10 days    
Aggregate Intrinsic Value $ 6,268   $ 1,087
Options granted, aggregate intrinsic value 716    
Exercisable, aggregate intrinsic value $ 3,673