ORGANIZATION - Narrative (Details) - shares	Dec. 31, 2020	Dec. 31, 2019
Related Party Transaction [Line Items]
Common stock, shares outstanding (in shares)	414,744,518	415,520,780
Stock options outstanding (in shares)	14,428,655
Fortress-managed funds
Related Party Transaction [Line Items]
Common stock, shares outstanding (in shares)	2,400,000
Stock options outstanding (in shares)	12,000,000.0