v3.26.3
Description of the Company and Summary of Significant Accounting Policies - Narrative (Details)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended
Nov. 02, 2025
$ / shares
shares
Sep. 27, 2026
USD ($)
$ / shares
Sep. 28, 2025
USD ($)
Sep. 27, 2026
USD ($)
segment
$ / shares
Sep. 28, 2025
USD ($)
Dec. 28, 2025
USD ($)
$ / shares
Business Combination [Line Items]            
Number of business segments | segment       3    
Common stock, par value (in dollars per share) | $ / shares   $ 0.01   $ 0.01   $ 0.01
Research and development costs   $ 96 $ 94 $ 274 $ 284  
Supplier finance program, obligation, current   388   388   $ 314
Accounts payable   2,685   2,685   2,473
Net income   430 398 1,360 1,140  
Kenvue Inc. | Kimberly-Clark Corporation            
Business Combination [Line Items]            
Common stock, number of KC shares for each share of Kenvue stock converted (in shares) | shares 0.14625          
Common stock, par value (in dollars per share) | $ / shares $ 1.25          
Cash portion, cash per share for Kenvue stock converted (in dollars per share) | $ / shares $ 3.50          
Acquiree ownership percentage of acquiror, expected 46.00%          
Percentage of voting interests acquired 54.00%          
Net Economic Benefit Arrangements | Parent            
Business Combination [Line Items]            
Accounts payable   67   67   $ 44
Net income   $ 3 $ 4 $ 21 $ 26