Income Taxes (Tables)

12 Months Ended

Dec. 26, 2020

Income Tax Contingency [Line Items]

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

The components of income before income taxes are as follows:

	2020		2019		2018
United States	$	4,070	$	4,123	$	3,864
Foreign	4,999		5,189		5,325
	$	9,069	$	9,312	$	9,189

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

The provision for/(benefit from) income taxes consisted of the following:

	2020		2019		2018
Current:
U.S. Federal	$	715	$	652	$	437
Foreign	932		807		378
State	110		196		63
	1,757		1,655		878
Deferred:
U.S. Federal	273		325		140
Foreign	(167)		(31)		(4,379)
State	31		10		(9)
	137		304		(4,248)
	$	1,894	$	1,959	$	(3,370)

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

A reconciliation of the U.S. Federal statutory tax rate to our annual tax rate is as follows:

	2020		2019		2018
U.S. Federal statutory tax rate	21.0	%	21.0	%	21.0	%
State income tax, net of U.S. Federal tax benefit	1.2		1.6		0.5
Lower taxes on foreign results	(0.8)		(0.9)		(2.2)
One-time mandatory transition tax - TCJ Act	—		(0.1)		0.1
Remeasurement of deferred taxes - TCJ Act	—		—		(0.4)
International reorganizations	—		—		(47.3)
Tax settlements	—		—		(7.8)
Other, net	(0.5)		(0.6)		(0.6)
Annual tax rate	20.9	%	21.0	%	(36.7)	%

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

Deferred tax liabilities and assets are comprised of the following:

	2020		2019
Deferred tax liabilities
Debt guarantee of wholly-owned subsidiary	$	578	$	578
Property, plant and equipment	1,851		1,583
Recapture of net operating losses	504		335
Right-of-use assets	371		345
Other	159		167
Gross deferred tax liabilities	3,463		3,008
Deferred tax assets
Net carryforwards	5,008		4,168
Intangible assets other than nondeductible goodwill	1,146		793
Share-based compensation	90		94
Retiree medical benefits	153		154
Other employee-related benefits	373		350
Pension benefits	80		104
Deductible state tax and interest benefits	150		126
Lease liabilities	371		345
Other	866		741
Gross deferred tax assets	8,237		6,875
Valuation allowances	(4,686)		(3,599)
Deferred tax assets, net	3,551		3,276
Net deferred tax assets	$	(88)	$	(268)

A summary of our valuation allowance activity is as follows:

	2020		2019		2018
Balance, beginning of year	$	3,599	$	3,753	$	1,163
Provision	1,082		(124)		2,639
Other additions/(deductions)	5		(30)		(49)
Balance, end of year	$	4,686	$	3,599	$	3,753

Summary of Income Tax Contingencies [Table Text Block]

Our major taxing jurisdictions and the related open tax audits are as follows:

Jurisdiction	Years Open to Audit	Years Currently Under Audit
United States	2014-2019	2014-2016
Mexico	2014-2019	2014-2016
United Kingdom	2017-2019	None
Canada (Domestic)	2016-2019	2016-2017
Canada (International)	2010-2019	2010-2017
Russia	2017-2019	None

Reserves Rollforward

A reconciliation of unrecognized tax benefits is as follows:

	2020		2019
Balance, beginning of year	$	1,395	$	1,440
Additions for tax positions related to the current year	128		179
Additions for tax positions from prior years	153		93
Reductions for tax positions from prior years	(22)		(201)
Settlement payments	(13)		(74)
Statutes of limitations expiration	(23)		(47)
Translation and other	3		5
Balance, end of year	$	1,621	$	1,395