Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Apr. 24, 2020	Apr. 26, 2019	Apr. 27, 2018
Income Statement [Abstract]
Net sales	$ 28,913	$ 30,557	$ 29,953
Costs and expenses:
Cost of products sold	9,424	9,155	9,067
Research and development expense	2,331	2,330	2,256
Selling, general, and administrative expense	10,109	10,418	10,238
Amortization of intangible assets	1,756	1,764	1,823
Restructuring charges, net	118	198	30
Certain litigation charges	313	166	61
Gain on sale of businesses	0	0	(697)
Other operating expense, net	71	258	535
Operating profit	4,791	6,268	6,640
Other non-operating income, net	(356)	(373)	(181)
Interest expense	1,092	1,444	1,146
Income before income taxes	4,055	5,197	5,675
Income tax (benefit) provision	(751)	547	2,580
Net income	4,806	4,650	3,095
Net (income) loss attributable to noncontrolling interests	(17)	(19)	9
Net income attributable to Medtronic	$ 4,789	$ 4,631	$ 3,104
Basic earnings per share (in dollars per share)	$ 3.57	$ 3.44	$ 2.29
Diluted earnings per share (in dollars per share)	$ 3.54	$ 3.41	$ 2.27
Basic weighted average shares outstanding (in shares)	1,340.7	1,346.4	1,356.7
Diluted weighted average shares outstanding (in shares)	1,351.1	1,357.5	1,368.2