v3.26.1
Description of the Company and Summary of Significant Accounting Policies - Narrative (Details)
$ / shares in Units, $ in Millions
3 Months Ended 6 Months Ended
Nov. 02, 2025
$ / shares
shares
Jun. 28, 2026
USD ($)
$ / shares
Jun. 29, 2025
USD ($)
Jun. 28, 2026
USD ($)
$ / shares
Jun. 28, 2026
USD ($)
segment
$ / shares
Jun. 28, 2026
USD ($)
Segment
$ / shares
Jun. 29, 2025
USD ($)
Dec. 28, 2025
USD ($)
$ / shares
Business Combination [Line Items]                
Number of business segments         3 3    
Common stock, par value (in dollars per share) | $ / shares   $ 0.01   $ 0.01 $ 0.01 $ 0.01   $ 0.01
Research and development costs   $ 94 $ 91 $ 178     $ 190  
Supplier finance program, obligation, current   384   384 $ 384 $ 384   $ 314
Accounts payable   2,577   2,577 2,577 2,577   2,473
Net income   456 420 930     742  
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   45   45 $ 45 $ 45   $ 44
Net income   $ 13 $ 14 $ 18     $ 22