EQUITY-BASED COMPENSATION - Equity Value Units (Details) - Equity Value Units - shares		9 Months Ended
	Apr. 26, 2017	Sep. 30, 2019	Sep. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Recapitalization percentage		33.33%
Number of units granted (in shares)	225,000
Number of vested awards outstanding (in shares)			1,333,333