Annual report pursuant to Section 13 and 15(d)

FAIR VALUE - FAIR VALUES OF FINANCIAL INSTRUMENTS (Details)

v3.19.3.a.u2
FAIR VALUE - FAIR VALUES OF FINANCIAL INSTRUMENTS (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Fair values of financial instruments    
Non-qualified employee benefit plan investments $ 39 $ 32
Carrying Amount    
Fair values of financial instruments    
Non-qualified employee benefit plan investments 28 23
Forward swap contract related to the sale of investment in Venator   14
Long-term debt (including current portion) (2,389) (2,320)
Estimated Fair Value    
Fair values of financial instruments    
Non-qualified employee benefit plan investments 28 23
Forward swap contract related to the sale of investment in Venator   14
Long-term debt (including current portion) $ (2,544) $ (2,403)