PENSION AND OTHER POST-EMPLOYMENT BENEFIT PLANS (Tables)

6 Months Ended

Jun. 30, 2023

Pension and Other Postretirement Benefits Cost (Reversal of Cost) [Abstract]

Components of Net Periodic Benefit Cost

The components of net periodic benefit cost are:

	PENSION
	QUARTER ENDED						YEAR-TO-DATE ENDED
DOLLAR AMOUNTS IN MILLIONS	JUNE 2023			JUNE 2022			JUNE 2023			JUNE 2022
Service cost	$	5		$	8		$	11		$	18
Interest cost		29			26			59			53
Expected return on plan assets		(30	)		(41	)		(60	)		(80	)
Amortization of actuarial loss		11			23			19			47
Amortization of prior service cost		1			—			1			1
Total net periodic benefit cost – pension	$	16		$	16		$	30		$	39

	OTHER POST-EMPLOYMENT BENEFITS
	QUARTER ENDED					YEAR-TO-DATE ENDED
DOLLAR AMOUNTS IN MILLIONS	JUNE 2023			JUNE 2022		JUNE 2023			JUNE 2022
Interest cost	$	1		$	1	$	2		$	2
Amortization of actuarial loss		1			2		1			3
Amortization of prior service credit		(1	)		—		(1	)		—
Total net periodic benefit cost – other post-employment benefits	$	1		$	3	$	2		$	5