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Cover Page - USD ($)
 12 Months Ended
May 31, 2020
Jul. 17, 2020
Nov. 30, 2019
Document Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date May 31, 2020    
Document Transition Report false    
Entity File Number 1-10635    
Entity Registrant Name NIKE, Inc.    
Entity Incorporation, State or Country Code OR    
Entity Tax Identification Number 93-0584541    
Entity Address, Address Line One One Bowerman Drive    
Entity Address, City or Town Beaverton    
Entity Address, State or Province OR    
Entity Address, Postal Zip Code 97005-6453    
City Area Code 503    
Local Phone Number 671-6453    
Title of 12(b) Security Class B Common Stock    
Trading Symbol NKE    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
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    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 123,844,132,290
Amendment Flag false    
Document Fiscal Year Focus 2020    
Document Fiscal Period Focus FY    
Entity Central Index Key 0000320187    
Current Fiscal Year End Date --05-31    
Documents Incorporated by Reference
DOCUMENTS INCORPORATED BY REFERENCE:
Parts of Registrant's Proxy Statement for the Annual Meeting of Shareholders to be held on September 17, 2020 are incorporated by reference into Part III of this Report.
    
Class A Convertible Common Stock      
Document Information [Line Items]      
Entity Public Float     7,387,322,889
Entity Common Stock Shares Outstanding (In Shares)   315,017,252  
Class B Common Stock      
Document Information [Line Items]      
Entity Public Float     $ 116,456,809,401
Entity Common Stock Shares Outstanding (In Shares)   1,244,871,297