v3.25.4
Goodwill and Other Intangible Assets - Primary Cash-Generating Units (Detail: Text Values)
Dec. 31, 2025
Dec. 31, 2024
Intangible assets and goodwill [abstract]    
Growth rate used to extrapolate cash flow projections 3.00% 3.30%
Discount rates (after tax) for AM CGU 9.90% 10.40%