Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE - FAIR VALUES OF FINANCIAL INSTRUMENTS (Details)

v3.19.3
FAIR VALUE - FAIR VALUES OF FINANCIAL INSTRUMENTS (Details) - USD ($)
$ in Millions
Sep. 30, 2019
Dec. 31, 2018
Carrying Amount    
Fair values of financial instruments    
Non-qualified employee benefit plan investments $ 25 $ 23
Forward swap contract related to the sale of investment in Venator   14
Interest rate contracts (1)  
Long-term debt (including current portion) (2,336) (2,320)
Estimated Fair Value    
Fair values of financial instruments    
Non-qualified employee benefit plan investments 25 23
Forward swap contract related to the sale of investment in Venator   14
Interest rate contracts (1)  
Long-term debt (including current portion) $ (2,504) $ (2,403)