v3.26.1
Provisions - Schedule of main categories of plan assets, Other Foreign Subsidiaries (Details) - Other foreign subsidiaries
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Equity instruments      
Disclosure of net defined benefit liability (asset) [line items]      
Plan assets as a percentage of total plan assets 14.00% 13.00% 11.00%
Debt securities      
Disclosure of net defined benefit liability (asset) [line items]      
Plan assets as a percentage of total plan assets 79.00% 79.00% 83.00%
Investment property      
Disclosure of net defined benefit liability (asset) [line items]      
Plan assets as a percentage of total plan assets 1.00% 1.00% 1.00%
Other      
Disclosure of net defined benefit liability (asset) [line items]      
Plan assets as a percentage of total plan assets 6.00% 7.00% 5.00%