Nonpension Postretirement and Postemployment Benefits (Tables)

12 Months Ended

Jan. 02, 2021

Nonpension Postretirement [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

(millions)	2020		2019
Change in accumulated benefit obligation
Beginning of year	$	1,116	$	1,069
Service cost	13		15
Interest cost	31		37
Actuarial (gain) loss	55		59
Benefits paid	(58)		(60)
Curtailments	—		(6)
Foreign currency adjustments	—		2
End of year	$	1,157	$	1,116
Change in plan assets
Fair value beginning of year	$	1,364	$	1,140
Actual return on plan assets	178		282
Employer contributions	24		18
Benefits paid	(75)		(76)
Fair value end of year	$	1,491	$	1,364
Funded status	$	334	$	248
Amounts recognized in the Consolidated Balance Sheet consist of
Other non-current assets	$	369	$	283
Other current liabilities	(1)		(2)
Other liabilities	(34)		(33)
Net amount recognized	$	334	$	248
Amounts recognized in accumulated other comprehensive income consist of
Prior service credit	(50)		(59)
Net amount recognized	$	(50)	$	(59)

Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets [Table Text Block]

Information for postretirement benefit plans with accumulated benefit obligations in excess of plan assets were:

(millions)	2020		2019
Accumulated benefit obligation	$	35	$	34
Fair value of plan assets	$	—	$	—

Schedule of Net Benefit Costs [Table Text Block]

(millions)	2020		2019		2018
Service cost	$	13	$	15	$	18
Interest cost	31		37		36
Expected return on plan assets	(94)		(86)		(94)
Amortization of unrecognized prior service credit	(9)		(9)		(9)
Recognized net (gain) loss	(29)		(137)		81
Net periodic benefit cost	(88)		(180)		32
Curtailment	—		(6)		—
Postretirement benefit expense:
Defined benefit plans	(88)		(186)		32
Defined contribution plans	13		11		11
Total	$	(75)	$	(175)	$	43

Defined Benefit Plan, Assumptions [Table Text Block]

	2020		2019		2018
Discount rate	2.5	%	3.3	%	4.3	%

The weighted-average actuarial assumptions used to determine annual net periodic benefit cost were:

	2020		2019		2018
Discount rate	3.3	%	4.0	%	3.6	%
Long-term rate of return on plan assets	7.0	%	7.3	%	7.5	%

Schedule of Allocation of Plan Assets [Table Text Block]

(millions)	Total Level 1		Total Level 2		Total Level 3		Total NAV (practical expedient)(a)		Total
Cash and cash equivalents	$	3	$	3	$	—	$	—	$	6
Corporate stock, common	261		—		—		—		261
Mutual funds:
Equity	—		30		—		—		30
Debt	—		54		—		—		54
Collective trusts:
Equity	—		—		—		669		669
Limited partnerships	—		—		—		135		135
Bonds, corporate	—		143		—		—		143
Bonds, government	—		96		—		—		96
Bonds, other	—		8		—		—		8
Real estate	—		—		—		89		89
Total	$	264	$	334	$	—	$	893	$	1,491

(a) Certain assets that are measured at fair value using the NAV per share (or its equivalent) practical expedient have not been classified in the fair value hierarchy.

The fair value of Plan assets at December 28, 2019 are summarized as follows:

(millions)	Total Level 1		Total Level 2		Total Level 3		Total NAV (practical expedient)(a)		Total
Cash and cash equivalents	$	8	$	1	$	—	$	—	$	9
Corporate stock, common	253		—		—		—		253
Mutual funds:
Equity	—		35		—		—		35
Debt	—		53		—		—		53
Collective trusts:
Equity	—		—		—		579		579
Limited partnerships	—		—		—		124		124
Bonds, corporate	—		136		—		—		136
Bonds, government	—		77		—		—		77
Bonds, other	—		9		—		—		9
Real estate	—		—		—		88		88
Other	—		1		—		—		1
Total	$	261	$	312	$	—	$	791	$	1,364

(a) Certain assets that are measured at fair value using the NAV per share (or its equivalent) practical expedient have not been classified in the fair value hierarchy.

Postemployment [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

(millions)	2020		2019
Change in accumulated benefit obligation
Beginning of year	$	48	$	42
Service cost	3		3
Interest cost	1		2
Actuarial (gain)loss	—		8
Benefits paid	(4)		(7)
End of year	$	48	$	48
Funded status	$	(48)	$	(48)
Amounts recognized in the Consolidated Balance Sheet consist of
Other current liabilities	$	(6)	$	(7)
Other liabilities	(42)		(41)
Net amount recognized	$	(48)	$	(48)
Amounts recognized in accumulated other comprehensive income consist of
Net prior service cost	$	2	$	3
Net experience gain	(18)		(22)
Net amount recognized	$	(16)	$	(19)

Schedule of Net Benefit Costs [Table Text Block]

(millions)	2020		2019		2017
Service cost	$	2	$	3	$	3
Interest cost	1		2		1
Amortization of unrecognized prior service cost	1		1		1
Recognized net loss	(3)		(5)		(5)
Net periodic benefit cost	$	1	$	1	$	—
Settlement cost	(1)		(3)		—
Postemployment benefit expense	$	—	$	(2)	$	—

Schedule of Expected Benefit Payments [Table Text Block]

(millions)	Postretirement		Postemployment
2021	$	64	$	6
2022	65		6
2023	65		5
2024	65		5
2025	65		5
2026-2029	321		20