Goodwill and Other Intangible Assets - Changes in the Carrying Amount of Goodwill (Details) $ in Millions	3 Months Ended
Jul. 29, 2022 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 40,502
Goodwill as a result of acquisitions	680
Purchase accounting adjustments	(10)
Transfer to held for sale	(208)
Currency translation and other	(640)
Ending balance	40,324
Cardiovascular
Goodwill [Roll Forward]
Beginning balance	7,160
Goodwill as a result of acquisitions	66
Purchase accounting adjustments	(10)
Transfer to held for sale	0
Currency translation and other	(49)
Ending balance	7,166
Medical Surgical
Goodwill [Roll Forward]
Beginning balance	19,957
Goodwill as a result of acquisitions	0
Purchase accounting adjustments	0
Transfer to held for sale	(208)
Currency translation and other	(507)
Ending balance	19,242
Neuroscience
Goodwill [Roll Forward]
Beginning balance	11,132
Goodwill as a result of acquisitions	615
Purchase accounting adjustments	0
Transfer to held for sale	0
Currency translation and other	(83)
Ending balance	11,664
Diabetes
Goodwill [Roll Forward]
Beginning balance	2,254
Goodwill as a result of acquisitions	0
Purchase accounting adjustments	0
Transfer to held for sale	0
Currency translation and other	(1)
Ending balance	$ 2,253

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of transfers into (out of) an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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