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Cover - shares
 9 Months Ended
Sep. 28, 2025
Oct. 28, 2025
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 28, 2025  
Document Transition Report false  
Entity File Number 001-41697  
Entity Registrant Name Kenvue Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 88-1032011  
Entity Address, Address Line One 1 Kenvue Way  
Entity Address, City or Town Summit  
Entity Address, State or Province NJ  
Entity Address, Postal Zip Code 07901  
City Area Code 908  
Local Phone Number 874-1200  
Title of 12(b) Security Common Stock, Par Value $0.01  
Trading Symbol KVUE  
Security Exchange Name NYSE  
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  
Entity Common Stock, Shares Outstanding   1,915,802,170
Entity Central Index Key 0001944048  
Current Fiscal Year End Date --12-28  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q3  
Amendment Flag false