Goodwill and Other Intangible Assets - Schedule of Changes in the Carrying Amount of Goodwill (Details) $ in Millions	9 Months Ended
	Jan. 23, 2026 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 41,737
Currency translation and other	155
Ending balance	41,892
Cardiovascular
Goodwill [Roll Forward]
Beginning balance	8,017
Currency translation and other	20
Ending balance	8,037
Neuroscience
Goodwill [Roll Forward]
Beginning balance	11,716
Currency translation and other	41
Ending balance	11,757
Medical Surgical
Goodwill [Roll Forward]
Beginning balance	19,748
Currency translation and other	94
Ending balance	19,842
Diabetes
Goodwill [Roll Forward]
Beginning balance	2,255
Currency translation and other	0
Ending balance	$ 2,256