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INCOME TAXES (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Income Tax Examination [Line Items]        
(Benefit from) provision for income taxes $ (31) $ 57 $ 25 $ 112
Effective Income Tax Rate Reconciliation, Percent   18.00% 8.00% 19.00%
Unrecognized Tax Benefits 192   $ 192  
Effective Income Tax Rate Reconciliation, Tax Contingency, Amount 19   19  
Effective Income Tax Rate Reconciliation, Tax Settlement, Amount 7   7  
Minimum [Member]        
Income Tax Examination [Line Items]        
Unrecognized Tax Benefits that Would Impact Effective Tax Rate 10   10  
Maximum [Member]        
Income Tax Examination [Line Items]        
Unrecognized Tax Benefits that Would Impact Effective Tax Rate $ 20   $ 20