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FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)
9 Months Ended
Sep. 30, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]  
Estimated Fair Values and Carrying Values of Long-Term Debt

The estimated fair value and carrying value of our long-term debt consisted of the following:

 

DOLLAR AMOUNTS IN MILLIONS

 

SEPTEMBER 30,
2023

 

 

DECEMBER 31,
2022

 

Long-term fixed rate debt (including current maturities):

 

 

 

 

 

 

Carrying value

 

$

5,679

 

 

$

5,053

 

Fair value (level 2)

 

$

5,434

 

 

$

4,918