Retirement Plans

3 Months Ended

Mar. 30, 2019

Retirement Plans

Retirement Plans

Note 13.  Retirement Plans

We provide defined benefit pension plans and other postretirement benefits to eligible employees.  The components of net periodic benefit cost (credit) for these plans are as follows:

		Pension Benefits				Postretirement Benefits Other Than Pensions
(In millions)		March 30, 2019		March 31, 2018		March 30, 2019		March 31, 2018
Three Months Ended
Service cost	$	23	$	26	$	1	$	1
Interest cost		82		77		2		2
Expected return on plan assets		(139)		(138)		—		—
Amortization of prior service cost (credit)		3		4		(2)		(2)
Amortization of net actuarial loss		25		38		—		—
Net periodic benefit cost (credit)	$	(6)	$	7	$	1	$	1