Pension Plans and Other Post Employment Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2022

Retirement Benefits [Abstract]

Schedule of Net Benefit Costs [Table Text Block]

	Three Months Ended June 30,				Six Months Ended June 30,
(In millions)	2022		2021		2022		2021
Defined Benefit Pension Plans:
Service cost	$	5	$	5	$	9	$	12
Interest cost	109		91		217		182
Expected return on plan assets	(190)		(228)		(380)		(458)
Amortization of unrecognized (gain) loss	1		13		2		27
Amortization of prior service (benefit) cost	(1)		(1)		(2)		(1)
Settlement loss	2		—		2		1
Net periodic benefit (credit) cost	$	(74)	$	(120)	$	(152)	$	(237)
Other Post Employment Benefits:
Service cost	$	1	$	—	$	1	$	—
Interest cost	6		5		13		11
Amortization of unrecognized (gain) loss	1		24		1		47
Amortization of prior service (benefit) cost	(1)		(231)		(1)		(461)
Curtailment (gain) loss	—		(1)		—		(1)
Net periodic benefit (credit) cost	$	7	$	(203)	$	14	$	(404)