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Pensions and Post-Employment Benefits - Summary of Significant Assumptions Used in the Determination of the Benefit Obligation (Detail)
Dec. 31, 2023
Dec. 31, 2022
Mexico [member]    
Disclosure of defined benefit plans [line items]    
Discount rates 10.50% 10.50%
Rate of return on plan assets 10.50% 10.50%
Rate of salary increases 4.50% 4.50%
United States [member]    
Disclosure of defined benefit plans [line items]    
Discount rates 5.20% 5.50%
Rate of return on plan assets 5.20% 5.50%
United Kingdom [member]    
Disclosure of defined benefit plans [line items]    
Discount rates 4.70% 5.00%
Rate of return on plan assets 4.70% 5.00%
Rate of salary increases 3.10% 3.25%
Top of range [member] | Other countries [member]    
Disclosure of defined benefit plans [line items]    
Discount rates 11.00% 13.00%
Rate of return on plan assets 11.00% 13.00%
Rate of salary increases 7.30% 7.30%
Bottom of range [member] | Other countries [member]    
Disclosure of defined benefit plans [line items]    
Discount rates 3.10% 3.60%
Rate of return on plan assets 3.10% 3.60%
Rate of salary increases 2.50% 2.50%