v3.26.1
Equity (Details 4) - USD ($)
$ / shares in Units, $ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
IfrsStatementLineItems [Line Items]        
Dividends Approval date Nov. 27, 2025 Feb. 19, 2025 Feb. 22, 2024 Feb. 16, 2023
Dividends payment date Jan. 07, 2026 Mar. 14, 2025 Mar. 19, 2024 Mar. 22, 2023
Dividends remuneration per share $ 0.234 $ 0.347 $ 0.538 $ 0.352
Dividends paid $ 1,000 $ 1,596 $ 2,364 $ 1,569
Dividends interest on capital Jul. 31, 2025 Jul. 25, 2024 Jul. 27, 2023  
Dividends payment date Sep. 03, 2025 Sep. 04, 2024 Sep. 01, 2023  
Dividends Interest on capital remuneration per share $ 0.339 $ 0.376 $ 0.403  
Interest on capital $ 1,448 $ 1,608 $ 1,744  
Dividend and interest on capital Nov. 27, 2025   Oct. 26, 2023  
Dividends payment date Mar. 04, 2026   Dec. 01, 2023  
Dividend Interest on capital remuneration per share $ 0.440   $ 0.465  
Dividends and interest on capital $ 1,879   $ 2,000  
Dividends paid 5,923 $ 4,360 5,313  
Dividend and interest on capital   Nov. 28, 2024    
Dividends payment date   Mar. 14, 2025    
Dividends Interest on capital remuneration per share   $ 0.091    
Interest on capital   $ 388    
Beginning balance, value 34,528 40,981 37,358  
Allocation of income  
Deliberated dividends and interest on capital of Vale's shareholders (5,923) (4,360) (4,181)  
Translation adjustment 3,720 (8,448) 2,509  
Ending balance, value 34,350 34,528 40,981 37,358
Legal Reserve 1 [Member]        
IfrsStatementLineItems [Line Items]        
Beginning balance, value 2,498 3,194 2,964  
Translation adjustment 313 (696) 230  
Ending balance, value 2,811 2,498 3,194 2,964
Tax Incentive Reserve [Member]        
IfrsStatementLineItems [Line Items]        
Beginning balance, value 4,774 5,690 4,416  
Allocation of income 560 392 891  
Translation adjustment 597 (1,308) 383  
Ending balance, value 5,931 4,774 5,690 4,416
Statutory reserve [member]        
IfrsStatementLineItems [Line Items]        
Beginning balance, value 6,793 6,773 9,349  
Allocation of income   2,182 984  
Treasury shares cancellation     (4,164)  
Translation adjustment 852 (2,162) 604  
Ending balance, value 7,645 6,793 6,773 9,349
Retained Earnings Reserve [Member]        
IfrsStatementLineItems [Line Items]        
Beginning balance, value 3,015 3,856 3,578  
Deliberated dividends and interest on capital of Vale's shareholders (2,535)      
Translation adjustment 615 (841) 278  
Ending balance, value 1,095 3,015 3,856 3,578
Additional Remuneration Reserve [Member]        
IfrsStatementLineItems [Line Items]        
Beginning balance, value 1,596 2,364 437  
Allocation of income   1,596 2,364  
Deliberated dividends and interest on capital of Vale's shareholders (1,596) (2,364) (437)  
Ending balance, value 1,596 2,364 437
Profit Reserves [Member]        
IfrsStatementLineItems [Line Items]        
Beginning balance, value 18,676 21,877 20,744  
Allocation of income 560 4,170 4,239  
Deliberated dividends and interest on capital of Vale's shareholders (4,131) (2,364) (437)  
Treasury shares cancellation 2,377   (4,164)  
Translation adjustment 2,377 (5,007) 1,495  
Ending balance, value $ 17,482 $ 18,676 $ 21,877 $ 20,744