Pension Benefits (Tables) - Pension

12 Months Ended

Dec. 28, 2019

Defined Benefit Plan Disclosure [Line Items]

Components of Company Plan Benefit Expense [Table Text Block]

(millions)	2019			2018
Change in projected benefit obligation
Beginning of year	$	5,117		$	5,648
Service cost	36			87
Interest cost	172			165
Plan participants’ contributions	1			1
Amendments	3			6
Actuarial (gain)loss	766			(384		)
Benefits paid	(458		)	(280		)
Curtailment and special termination benefits	(13		)	(36		)
Other	—			1
Foreign currency adjustments	30			(91		)
End of year	$	5,654		$	5,117
Change in plan assets
Fair value beginning of year	$	4,677		$	5,043
Actual return on plan assets	874			(299		)
Employer contributions	10			270
Plan participants’ contributions	1			1
Benefits paid	(426		)	(236		)
Other	—			(1		)
Foreign currency adjustments	34			(101		)
Fair value end of year	$	5,170		$	4,677
Funded status	$	(484	)	$	(440	)
Amounts recognized in the Consolidated Balance Sheet consist of
Other assets	$	241		$	228
Other current liabilities	(20		)	(17		)
Other liabilities	(705		)	(651		)
Net amount recognized	$	(484	)	$	(440	)
Amounts recognized in accumulated other comprehensive income consist of
Prior service cost	$	37		$	41
Net amount recognized	$	37		$	41

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

(millions)	2019		2018
Projected benefit obligation	$	4,061	$	3,725
Accumulated benefit obligation	$	4,033	$	3,689
Fair value of plan assets	$	3,362	$	3,081

Schedule of Net Benefit Costs [Table Text Block]

(millions)	2019			2018			2017
Service cost	$	36		$	87		$	96
Interest cost	172			165			164
Expected return on plan assets	(340		)	(361		)	(371		)
Amortization of unrecognized prior service cost	7			8			9
Recognized net (gain) loss	235			269			(36		)
Net periodic benefit cost	110			168			(138		)
Curtailment and special termination benefits	(13		)	(30		)	(151		)
Pension (income) expense:
Defined benefit plans	97			138			(289		)
Defined contribution plans	20			27			34
Total	$	117		$	165		$	(255	)

Defined Benefit Plan, Assumptions [Table Text Block]

	2019		2018		2017
Discount rate	2.9	%	3.9	%	3.3	%
Long-term rate of compensation increase	3.4	%	3.8	%	3.9	%

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

	2019		2018		2017
Discount rate	3.7	%	3.3	%	3.6	%
Long-term rate of compensation increase	4.0	%	3.9	%	3.9	%
Long-term rate of return on plan assets	7.3	%	7.4	%	8.1	%

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	$	14	$	—	$	—	$	—	$	14
Corporate stock, common:
Domestic	338		—		—		—		338
International	16		—		—		—		16
Mutual funds:
International equity	—		—		—		36		36
Domestic debt	—		4		—		—		4
Collective trusts:
Domestic equity	—		—		—		498		498
International equity	—		117		—		816		933
Other international debt	—		718		—		378		1,096
Limited partnerships	—		—		—		228		228
Bonds, corporate	—		443		—		211		654
Bonds, government	—		774		—		—		774
Bonds, other	—		70		—		—		70
Real estate	—		—		—		412		412
Other	—		61		—		36		97
Total	$	368	$	2,187	$	—	$	2,615	$	5,170

(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 29, 2018 are summarized as follows:

(millions)	Total Level 1		Total Level 2		Total Level 3		Total NAV (practical expedient)(a)		Total
Cash and cash equivalents	$	75	$	—	$	—	$	—	$	75
Corporate stock, common:
Domestic	412		—		—		—		412
International	10		1		—		—		11
Mutual funds:
International equity	—		7		—		34		41
Domestic debt	—		53		—		—		53
Collective trusts:
Domestic equity	—		—		—		437		437
International equity	—		92		—		1,330		1,422
Other international debt	—		—		—		331		331
Limited partnerships	—		—		—		283		283
Bonds, corporate	—		498		—		—		498
Bonds, government	—		562		—		—		562
Bonds, other	—		62		—		—		62
Real estate	—		—		—		378		378
Other	—		55		—		57		112
Total	$	497	$	1,330	$	—	$	2,850	$	4,677

(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.