v3.25.4
Accumulated other comprehensive income (loss) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 28, 2025
Dec. 29, 2024
Dec. 31, 2023
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Beginning Balance $ 71,490 $ 68,774 $ 76,804
Net change (3,189) 786 (4,741)
Ending Balance 81,544 71,490 68,774
Foreign Currency Translation      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Beginning Balance (8,441) (10,149) (11,813)
Net change (5,506) 1,708 (3,221)
Kenvue Separation/IPO     4,885
Ending Balance (13,947) (8,441) (10,149)
Gain/(loss) On Securities      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Beginning Balance 1 (1) (27)
Net change (1) 2 26
Kenvue Separation/IPO     0
Ending Balance 0 1 (1)
Employee Benefit Plans      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Beginning Balance (1,551) (2,000) (897)
Net change 858 449 (1,399)
Kenvue Separation/IPO     296
Ending Balance (693) (1,551) (2,000)
Gain/ (Loss) On Derivatives & Hedges      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Beginning Balance (1,750) (377) (230)
Net change 1,460 (1,373) (147)
Kenvue Separation/IPO     0
Ending Balance (290) (1,750) (377)
Accumulated Other Comprehensive Income (Loss)      
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]      
Beginning Balance (11,741) (12,527) (12,967)
Net change (3,189) 786 (4,741)
Kenvue Separation/IPO     5,181
Ending Balance $ (14,930) $ (11,741) $ (12,527)