v3.24.0.1
Employee benefit obligations - Plan Asset Composition (Details)
Dec. 31, 2023
Dec. 31, 2022
Disclosure of defined benefit plans [abstract]    
Cash and equivalent 0.60% 0.90%
Debt instruments 28.40% 28.00%
Equity instruments 31.50% 30.80%
Real estate 23.00% 22.80%
Alternative assets 16.50% 17.50%
Total 100.00% 100.00%