Pension Plans and Other Post Employment Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2024

Retirement Benefits [Abstract]

Schedule of Net Benefit Costs [Table Text Block]

	Three Months Ended June 30,				Six Months Ended June 30,
(In millions)	2024		2023		2024		2023
Defined Benefit Pension Plans:
Service cost	$	4	$	5	$	9	$	10
Interest cost	163		173		326		347
Expected return on plan assets	(133)		(151)		(266)		(303)
Amortization of prior service (benefit) cost	(1)		(1)		(2)		(2)
Net periodic benefit (credit) cost	$	33	$	26	$	67	$	52
Other Post Employment Benefits:
Interest cost	$	10	$	12	$	20	$	24
Amortization of unrecognized (gain) loss	(3)		(3)		(6)		(5)
Net periodic benefit (credit) cost	$	7	$	9	$	14	$	19