v3.25.4
Goodwill and intangible assets - Summary of Key Assumptions used in Discounted Cash Flow Projections (Details)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Disclosure of detailed information about intangible assets [line items]    
Cash flow projection period 1 year  
Beauty & Wellbeing    
Disclosure of detailed information about intangible assets [line items]    
Longer-term sustainable growth rates 3.00% 3.00%
Average near-term nominal growth rates   5.00%
Discount rate 12.00% 11.00%
Beauty & Wellbeing | North America    
Disclosure of detailed information about intangible assets [line items]    
Longer-term sustainable growth rates 2.00% 2.00%
Average near-term nominal growth rates   1.00%
Personal Care    
Disclosure of detailed information about intangible assets [line items]    
Longer-term sustainable growth rates 3.00% 2.00%
Average near-term nominal growth rates   3.00%
Discount rate 12.00% 11.00%
Home Care    
Disclosure of detailed information about intangible assets [line items]    
Longer-term sustainable growth rates 4.00% 3.00%
Average near-term nominal growth rates   3.00%
Discount rate 12.00% 12.00%
Foods    
Disclosure of detailed information about intangible assets [line items]    
Longer-term sustainable growth rates 3.00% 3.00%
Average near-term nominal growth rates   3.00%
Discount rate 11.00% 11.00%
Foods | India and Nepal    
Disclosure of detailed information about intangible assets [line items]    
Longer-term sustainable growth rates 6.00% 7.00%
Average near-term nominal growth rates   7.00%
Prestige    
Disclosure of detailed information about intangible assets [line items]    
Longer-term sustainable growth rates 2.00% 2.00%
Average near-term nominal growth rates   8.00%
Wellbeing    
Disclosure of detailed information about intangible assets [line items]    
Longer-term sustainable growth rates 2.00% 2.00%
Average near-term nominal growth rates   11.00%