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Intangible assets and property, plant and equipments (Details) - USD ($)
6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Intangible assets and property, plant and equipment      
Goodwill. $ 1,033,000,000   $ 966,000,000
Right-of-use assets. 385,000,000   $ 385,000,000
Depreciation expense 157,000,000 $ 149,000,000  
Depreciation, right-of-use assets $ 47,000,000 $ 43,000,000