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RESTRUCTURING (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2020
Dec. 31, 2019
Employee Related Liabilities, Current [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring reserve balance $ 10 $ 10 $ 10
Selling, General and Administrative Expenses [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring related costs $ 1 $ 8