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REDEEMABLE NONCONTROLLING INTERESTS (Details) - USD ($)
$ in Millions
3 Months Ended
Jan. 21, 2020
Mar. 31, 2020
Aug. 23, 2019
Temporary Equity [Line Items]      
Aggregate redemption price $ 200    
Redemption price, percent 100.00%    
Redeemable subsidiary preferred equity   $ 522  
Dividends accrued during the period   $ 13  
30-Day Period Following January 2, 2020      
Temporary Equity [Line Items]      
Non-controlling equity holder right to sell, fair market sale value     $ 376
Redeemable Preferred Stock      
Temporary Equity [Line Items]      
Redeemed units (in shares) 200,000    
Floor      
Temporary Equity [Line Items]      
Paid in kind interest rate   0.75%  
LIBOR      
Temporary Equity [Line Items]      
Paid in kind interest rate   8.00%  
Percent higher than the rate payable if dividends were paid in cash   0.50%