v3.25.1
PROPERTY, PLANT AND EQUIPMENT, INTANGIBLE, ASSETS AND GOODWILL, CONTRACT ASSETS, RIGHT-OF-USE AND INVESTMENT PROPERTIES - Summary of Depreciation on Straight-line Basis Over the Estimated Useful life of Assets (Detail)
 12 Months Ended
Dec. 31, 2024
Buildings and improvements [member] | Bottom of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 4.00%
Buildings and improvements [member] | Top of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 5.00%
Machines, equipment and installations [member] | Bottom of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 8.00%
Machines, equipment and installations [member] | Top of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 11.00%
Furniture and utensils [member] | Bottom of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 10.00%
Furniture and utensils [member] | Top of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 15.00%
Wagons [member] | Bottom of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 2.90%
Wagons [member] | Top of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 6.00%
Locomotives [member] | Bottom of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 3.30%
Locomotives [member] | Top of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 8.00%
Permanent ways [member] | Bottom of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 3.00%
Permanent ways [member] | Top of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 4.00%
IT equipment [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 20.00%
Other [member] | Bottom of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 10.00%
Other [member] | Top of range [member]  
Disclosure of detailed information about property, plant and equipment [line items]  
Percentage of depreciation 20.00%