Pension Benefits (Tables) - Pension

12 Months Ended

Dec. 30, 2017

Defined Benefit Plan Disclosure [Line Items]

Components of Company Plan Benefit Expense [Table Text Block]

(millions)	2017			2016
Change in projected benefit obligation
Beginning of year	$	5,510		$	5,316
Service cost	96			98
Interest cost	164			174
Plan participants’ contributions	1			1
Amendments	6			5
Actuarial (gain)loss	264			404
Benefits paid	(395		)	(299		)
Curtailment and special termination benefits	(156		)	(1		)
Other	1			2
Foreign currency adjustments	157			(190		)
End of year	$	5,648		$	5,510
Change in plan assets
Fair value beginning of year	$	4,544		$	4,584
Actual return on plan assets	666			415
Employer contributions	31			18
Plan participants’ contributions	1			1
Benefits paid	(364		)	(268		)
Other	1			2
Foreign currency adjustments	164			(208		)
Fair value end of year	$	5,043		$	4,544
Funded status	$	(605	)	$	(966	)
Amounts recognized in the Consolidated Balance Sheet consist of
Other assets	$	252		$	66
Other current liabilities	(19		)	(11		)
Other liabilities	(838		)	(1,021		)
Net amount recognized	$	(605	)	$	(966	)
Amounts recognized in accumulated other comprehensive income consist of
Prior service cost	$	48		$	56
Net amount recognized	$	48		$	56

Schedule of Accumulated Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block]

(millions)	2017		2016
Projected benefit obligation	$	4,119	$	3,940
Accumulated benefit obligation	$	4,051	$	3,737
Fair value of plan assets	$	3,279	$	2,938

Schedule of Net Benefit Costs [Table Text Block]

(millions)	2017			2016			2015
Service cost	$	96		$	98		$	114
Interest cost	164			174			206
Expected return on plan assets	(371		)	(352		)	(399		)
Amortization of unrecognized prior service cost	9			13			13
Recognized net (gain) loss	(36		)	323			303
Net periodic benefit cost	(138		)	256			237
Curtailment and special termination benefits	(151		)	1			(1		)
Pension (income) expense:
Defined benefit plans	(289		)	257			236
Defined contribution plans	34			36			40
Total	$	(255	)	$	293		$	276

Schedule of Assumptions Used [Table Text Block]

	2017		2016		2015
Discount rate	3.3	%	3.6	%	4.1	%
Long-term rate of compensation increase	3.9	%	3.9	%	3.9	%

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

	2017		2016		2015
Discount rate	3.6	%	4.1	%	3.9	%
Long-term rate of compensation increase	3.9	%	3.9	%	4.0	%
Long-term rate of return on plan assets	8.1	%	8.1	%	8.3	%

Schedule of Allocation of Plan Assets [Table Text Block]

(millions)	Total Level 1		Total Level 2		Total Level 3		Total NAV (practical expedient)(a)		67	Total
Cash and cash equivalents	$	66	$	21	$	—	$	—		$	87
Corporate stock, common:
Domestic	500		—		—		—			500
International	17		1		—		—			18
Mutual funds:
International equity	—		120		—		38			158
Domestic debt	—		—		—		36			36
Collective trusts:
Domestic equity	—		—		—		525			525
International equity	—		176		—		1,390			1,566
Other international debt	—		—		—		365			365
Limited partnerships	—		—		—		591			591
Bonds, corporate	—		482		—		—			482
Bonds, government	—		177		—		—			177
Bonds, other	—		63		—		—			63
Buy-in annuity contract	—		—		—		—			—
Real estate	—		—		—		284			284
Other	—		128		—		63			191
Total	$	583	$	1,168	$	—	$	3,292		$	5,043

(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 31, 2016 are summarized as follows:

(millions)	Total Level 1		Total Level 2		Total Level 3		Total NAV (practical expedient)(a)		Total
Cash and cash equivalents	$	54	$	12	$	—	$	—	$	66
Corporate stock, common:
Domestic	482		—		—		—		482
International	31		1		—		—		32
Mutual funds:
International equity	—		116		—		32		148
Domestic debt	—		24		—		42		66
Collective trusts:
Domestic equity	—		—		—		653		653
International equity	—		138		—		1,112		1,250
Other international debt	—		—		—		310		310
Limited partnerships	—		—		—		485		485
Bonds, corporate	—		452		—		—		452
Bonds, government	—		158		—		—		158
Bonds, other	—		41		—		—		41
Buy-in annuity contract	—		—		131		—		131
Real estate	—		—		—		117		117
Other	—		96		—		57		153
Total	$	567	$	1,038	$	131	$	2,808	$	4,544

(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.

Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets [Table Text Block]

(millions)	Buy-in Annuity Contract			Other			Total
January 2, 2016	$	135		$	6		$	141
Sales	—			(3		)	(3		)
Purchases	—			—			—
Transfers	—			(3		)	(3		)
Realized and unrealized gain	(7		)	—			(7		)
Currency translation	3			—			3
December 31, 2016	$	131		$	—		$	131
Sales	(131		)	—			(131		)
Purchases	—			—			—
Transfers	—			—			—
Realized and unrealized gain	—			—			—
Currency translation	—			—			—
December 30, 2017	$	—		$	—		$	—