Acquisitions (Fair Values Of The Assets Acquired And Liabilities) (Details) - USD ($) $ in Millions		9 Months Ended
	Aug. 30, 2021	Oct. 01, 2021	Oct. 02, 2020
Business Acquisition [Line Items]
Trade accounts receivable		$ 62
Inventories		119
Property, plant and equipment		153
Goodwill		6,899
Other intangible assets, primarily technology, customer relationships and trade names		3,842
Trade accounts payable		(23)
Deferred tax liabilities		(284)
Other assets and liabilities, net		(104)
Fair value of net assets acquired		10,664
Less: noncash consideration		(36)
Net cash consideration		10,628	$ 20,819
Aldevron
Business Acquisition [Line Items]
Trade accounts receivable		46
Inventories		93
Property, plant and equipment		142
Goodwill		6,078
Other intangible assets, primarily technology, customer relationships and trade names		3,514
Trade accounts payable		(15)
Deferred tax liabilities		(208)
Other assets and liabilities, net		(64)
Fair value of net assets acquired		9,586
Less: noncash consideration		(23)
Net cash consideration	$ 9,600	9,563
Series of individually immaterial business acquisitions
Business Acquisition [Line Items]
Trade accounts receivable		16
Inventories		26
Property, plant and equipment		11
Goodwill		821
Other intangible assets, primarily technology, customer relationships and trade names		328
Trade accounts payable		(8)
Deferred tax liabilities		(76)
Other assets and liabilities, net		(40)
Fair value of net assets acquired		1,078
Less: noncash consideration		(13)
Net cash consideration		$ 1,065