Revenue - Schedule of Disaggregation of Net Sales by Segment and Division (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jan. 23, 2026	Jan. 24, 2025	Jan. 23, 2026	Jan. 24, 2025
Disaggregation of Revenue [Line Items]
Total net sales	$ 9,017	$ 8,292	$ 26,557	$ 24,610
Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	8,985	8,260	26,417	24,593
Other Adjustments
Disaggregation of Revenue [Line Items]
Total net sales	0	0	39	(90)
Total Reportable Segments | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	8,985	8,260	26,417	24,593
Cardiovascular | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	3,457	3,037	10,179	9,145
Cardiovascular | Cardiac Rhythm & Heart Failure | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	1,856	1,545	5,394	4,659
Cardiovascular | Structural Heart & Aortic | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	929	874	2,814	2,610
Cardiovascular | Coronary & Peripheral Vascular | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	672	618	1,971	1,876
Neuroscience | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	2,558	2,458	7,536	7,226
Neuroscience | Cranial & Spinal Technologies | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	1,310	1,250	3,819	3,632
Neuroscience | Specialty Therapies | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	746	732	2,191	2,181
Neuroscience | Neuromodulation | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	503	476	1,527	1,413
Medical Surgical | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	2,173	2,072	6,428	6,196
Medical Surgical | Surgical & Endoscopy | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	1,654	1,596	4,945	4,790
Medical Surgical | Acute Care & Monitoring | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	519	476	1,483	1,406
Diabetes | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	796	694	2,274	2,027
Other operating segment | Operating Segments
Disaggregation of Revenue [Line Items]
Total net sales	$ 32	$ 32	$ 101	$ 106