Income Taxes (Narrative) (Details) $ in Millions, kr in Billions		3 Months Ended	6 Months Ended
Jul. 02, 2021 USD ($)	Jul. 02, 2021 USD ($)	Jul. 03, 2020	Jul. 02, 2021 USD ($)	Jul. 02, 2021 DKK (kr)	Jul. 03, 2020 USD ($)
Income Tax Examination [Line Items]
Federal statutory income tax rate, percent		21.00%	21.00%	21.00%	21.00%	21.00%
Net tax benefits, impact, amount		$ 76		$ 120		$ (33)
Net tax benefits, impact, percent		3.70%	(4.50%)	2.90%	2.90%	(1.70%)
Foreign tax authority
Income Tax Examination [Line Items]
Tax assessments 2004-2015, amount	$ 335				kr 2.1

Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319

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