Employee Benefits (Tables)

9 Months Ended

Oct. 01, 2022

Retirement Benefits [Abstract]

Components of Plan Benefit Expense

Pension

	Quarter ended				Year-to-date period ended
(millions)	October 1, 2022		October 2, 2021		October 1, 2022		October 2, 2021
Service cost	$	6	$	9	$	23	$	27
Interest cost	34		25		91		75
Expected return on plan assets	(57)		(76)		(200)		(231)
Amortization of unrecognized prior service cost	2		2		7		6
Recognized net (gain) loss	(15)		83		(46)		63
Net periodic benefit cost	$	(30)	$	43	$	(125)	$	(60)
Curtailment (gain) loss	—		(1)		—		(1)
Total pension (income) expense	$	(30)	$	42	$	(125)	$	(61)

Other nonpension postretirement

	Quarter ended				Year-to-date period ended
(millions)	October 1, 2022		October 2, 2021		October 1, 2022		October 2, 2021
Service cost	$	2	$	3	$	8	$	9
Interest cost	6		5		18		15
Expected return on plan assets	(28)		(23)		(83)		(69)
Amortization of unrecognized prior service cost	(2)		(2)		(7)		(6)
Total postretirement benefit (income) expense	$	(22)	$	(17)	$	(64)	$	(51)

Postemployment

	Quarter ended				Year-to-date period ended
(millions)	October 1, 2022		October 2, 2021		October 1, 2022		October 2, 2021
Service cost	$	—	$	1	$	2	$	3
Interest cost	1		1		1		1
Recognized net experience (gain) loss	—		—		(2)		(2)
Total postemployment benefit expense	$	1	$	2	$	1	$	2

Contributions to Employee Benefit Plans

Company contributions to employee benefit plans are summarized as follows:

(millions)	Pension		Nonpension postretirement		Total
Quarter ended:
October 1, 2022	$	1	$	4	$	5
October 2, 2021	$	—	$	5	$	5
Year-to-date period ended:
October 1, 2022	$	2	$	15	$	17
October 2, 2021	$	2	$	13	$	15
Full year:
Fiscal year 2022 (projected)	$	3	$	17	$	20
Fiscal year 2021 (actual)	$	4	$	16	$	20