PENSIONS AND OTHER POSTRETIREMENT BENEFITS (Tables)

3 Months Ended

Mar. 31, 2022

Postemployment Benefits [Abstract]

Schedule of Net Benefit Costs

The following are the components of defined benefit pension and OPEB costs (credits):

Defined Benefit Pension Costs (Credits)

	(In Millions)
	Three Months Ended March 31,
	2022		2021
Service cost	$	12	$	14
Interest cost	32		26
Expected return on plan assets	(92)		(90)
Amortization:
Net actuarial loss	4		8
Net periodic benefit credits	$	(44)	$	(42)

OPEB Costs (Credits)

	(In Millions)
	Three Months Ended March 31,
	2022		2021
Service cost	$	11	$	13
Interest cost	20		18
Expected return on plan assets	(10)		(10)
Amortization:
Net actuarial loss (income)	(3)		1
Net periodic benefit costs	$	18	$	22