Retirement Plans (Tables)

9 Months Ended

Sep. 28, 2019

Retirement Plans

Components of net periodic benefit cost (credit)

	Three Months Ended				Nine Months Ended
	September 28,		September 29,		September 28,		September 29,
(In millions)	2019		2018		2019		2018
Pension Benefits
Service cost	$	23	$	26	$	68	$	79
Interest cost		82		77		245		230
Expected return on plan assets		(139)		(138)		(417)		(415)
Amortization of net actuarial loss		26		38		76		115
Amortization of prior service cost		3		4		10		11
Net periodic benefit cost (credit)	$	(5)	$	7	$	(18)	$	20
Postretirement Benefits Other Than Pensions
Service cost	$	1	$	1	$	2	$	2
Interest cost		3		2		8		7
Amortization of net actuarial gain		(1)		—		(2)		—
Amortization of prior service credit		(2)		(2)		(5)		(5)
Net periodic benefit cost	$	1	$	1	$	3	$	4