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STOCK-BASED COMPENSATION - Assumptions Incorporated in Determination of the Estimated Fair Value of the PBO (Details) - 2014 Long Term Incentive Plan - 2014 10-Year Option
12 Months Ended
Dec. 31, 2019
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Grant date Nov. 14, 2014
Expiration date Nov. 14, 2024
Grant date stock price (in dollars per share) $ 19.51
Historical volatility 35.00%
Risk-free rate (annualized) 2.38%
Dividend yield (annualized) 0.00%
PBO granted (in shares) | shares 167,619
Weighted average grant date fair value (in dollars per share) $ 6.51
Fair value of award on grant date | $ $ 1,475,705