v3.25.2
Goodwill and Intangible Assets - Narrative (Details)
$ in Millions
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Dec. 31, 2024
USD ($)
brand
Goodwill and Intangible Assets Disclosure [Line Items]          
Amortization expense for intangible assets | $ $ 38 $ 37 $ 75 $ 75  
Europe | Biscuits          
Goodwill and Intangible Assets Disclosure [Line Items]          
Number of brands with impairment charges         2
Latin America | Biscuits          
Goodwill and Intangible Assets Disclosure [Line Items]          
Number of brands with impairment charges         1
Latin America | Candy          
Goodwill and Intangible Assets Disclosure [Line Items]          
Number of brands with impairment charges         1
AMEA | Biscuits          
Goodwill and Intangible Assets Disclosure [Line Items]          
Number of brands with impairment charges         1
Brands          
Goodwill and Intangible Assets Disclosure [Line Items]          
Indefinite-lived intangible asset impairment charges | $         $ 153
Number of brands with fair value in excess of book value of 10% or less         13
Book value of brands with fair value in excess of book value of 10% or less | $ $ 3,100   $ 3,100