v3.19.3
Document and Entity Information - shares
6 Months Ended
Oct. 25, 2019
Nov. 27, 2019
Entity Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Oct. 25, 2019  
Document Transition Report false  
Entity File Number 001-36820  
Entity Registrant Name Medtronic plc  
Entity Incorporation, State or Country Code L2  
Entity Tax Identification Number 98-1183488  
Entity Address, Address Line One 20 On Hatch, Lower Hatch Street  
Entity Address, City or Town Dublin 2  
Entity Address, Country IE  
Country Region 353  
City Area Code 1  
Local Phone Number 438-1700  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Ordinary Shares Outstanding   1,340,377,511
Entity Central Index Key 0001613103  
Amendment Flag false  
Current Fiscal Year End Date --04-24  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2020  
Entity Address, Postal Zip Code D02 XH02  
Ordinary shares, par value $0.0001 per share    
Entity Information [Line Items]    
Title of 12(b) Security Ordinary shares, par value $0.0001 per share  
Trading Symbol MDT  
Security Exchange Name NYSE  
Floating Rate Notes due 2021    
Entity Information [Line Items]    
Title of 12(b) Security Floating Rate Notes due 2021  
Trading Symbol MDT/21  
Security Exchange Name NYSE  
0.000% Senior Notes due 2021    
Entity Information [Line Items]    
Title of 12(b) Security 0.000% Senior Notes due 2021  
Trading Symbol MDT/21A  
Security Exchange Name NYSE  
0.000% Senior Notes due 2022    
Entity Information [Line Items]    
Title of 12(b) Security 0.000% Senior Notes due 2022  
Trading Symbol MDT/22B  
Security Exchange Name NYSE  
0.375% Senior Notes due 2023    
Entity Information [Line Items]    
Title of 12(b) Security 0.375% Senior Notes due 2023  
Trading Symbol MDT/23B  
Security Exchange Name NYSE  
0.25% Senior Notes due 2025    
Entity Information [Line Items]    
Title of 12(b) Security 0.25% Senior Notes due 2025  
Trading Symbol MDT/25  
Security Exchange Name NYSE  
1.125% Notes due 2027    
Entity Information [Line Items]    
Title of 12(b) Security 1.125% Notes due 2027  
Trading Symbol MDT/27  
Security Exchange Name NYSE  
1.625% Notes due 2031    
Entity Information [Line Items]    
Title of 12(b) Security 1.625% Notes due 2031  
Trading Symbol MDT/31  
Security Exchange Name NYSE  
1.00% Senior Notes due 2031    
Entity Information [Line Items]    
Title of 12(b) Security 1.00% Senior Notes due 2031  
Trading Symbol MDT/31A  
Security Exchange Name NYSE  
2.250% Notes due 2039    
Entity Information [Line Items]    
Title of 12(b) Security 2.250% Notes due 2039  
Trading Symbol MDT/39A  
Security Exchange Name NYSE  
1.50% Senior Notes due 2039    
Entity Information [Line Items]    
Title of 12(b) Security 1.50% Senior Notes due 2039  
Trading Symbol MDT/39B  
Security Exchange Name NYSE  
1.75% Senior Notes due 2049    
Entity Information [Line Items]    
Title of 12(b) Security 1.75% Senior Notes due 2049  
Trading Symbol MDT/49  
Security Exchange Name NYSE