Retirement Plans (Tables)

6 Months Ended

Jun. 30, 2020

Retirement Benefits [Abstract]

Components of Net Periodic Pension Cost

Components of net periodic pension cost consisted of the following:

	Three Months Ended June 30,				Six Months Ended June 30,
	2020		2019		2020		2019
	(In millions)
Service cost	$	14	$	11	$	28	$	21
Interest cost (a)	19		24		37		48
Expected return on plan assets (a)	(45)		(45)		(90)		(90)
Amortization of unrecognized net actuarial losses (a)	12		12		24		23
Pension (income) expense (a)	$	—	$	2	$	(1)	$	2

(a)  Net non-service pension cost included in Other, net in the Statement of Consolidated Income for the three and six months ended June 30, 2020 was income of $14 million and $29 million, respectively, compared with income of $9 million and $19 million for the three and six months ended June 30, 2019, respectively.