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Property, plant, and equipment (Tables)
 12 Months Ended
Dec. 31, 2022
Property, plant and equipment [abstract]  
Schedule of movements in property, plant and equipment
                                   
  Notes Building and land   Facilities   Equipment   Mineral properties   Railway equipment   Right of use assets   Other   Constructions in progress   Total
Balance at December 31, 2020   8,591   7,591   4,933   8,054   2,523   1,563   2,495   5,398   41,148
Additions (i)   -   -   -   -   -   185   -   5,316   5,501
Disposals   (13)   (32)   (69)   (2)   (9)   -   (4)   (63)   (192)
Assets retirement obligation   -   -   -   57   -   -   -   -   57
Depreciation, depletion and amortization   (436)   (475)   (664)   (450)   (166)   (171)   (264)   -   (2,626)
Acquisition of NLC 16(a) 235   140   102   -   318   33   2   92   922
Impairment 19 (11)   (7)   (11)   (21)   -   (13)   (7)   (60)   (130)
Impairment of discontinued operations (ii) 16(a) (231)   (114)   (86)   -   (317)   (33)   (4)   (304)   (1,089)
Transfers to assets held for sale 16 (2)   -   (1)   -   -   -   -   (3)   (6)
Translation adjustment   (412)   (432)   (130)   (132)   (167)   (27)   (99)   (255)   (1,654)
Transfers   416   561   669   236   152   -   365   (2,399)   -
Balance at December 31, 2021   8,137   7,232   4,743   7,742   2,334   1,537   2,484   7,722   41,931
Cost   14,937   11,560   10,770   17,036   3,717   2,014   5,470   7,722   73,226
Accumulated depreciation   (6,800)   (4,328)   (6,027)   (9,294)   (1,383)   (477)   (2,986)   -   (31,295)
Balance at December 31, 2021   8,137   7,232   4,743   7,742   2,334   1,537   2,484   7,722   41,931
Additions (i)   -   -   -   -   -   77   -   5,496   5,573
Disposals   (22)   (24)   (19)   (3)   (7)   -   (2)   (144)   (221)
Assets retirement obligation   -   -   -   (562)   -   -   -   -   (562)
Depreciation, depletion and amortization   (409)   (478)   (700)   (436)   (160)   (185)   (301)   -   (2,669)
Impairment 19 56   34   64   39   -   -   21   -   214
Transfers to assets held for sale 16 (56)   (34)   (64)   (39)   -   -   (21)   -   (214)
Translation adjustment   308   340   102   (131)   159   26   43   39   886
Transfers   899   972   858   502   149   -   408   (3,788)   -
Balance at December 31, 2022   8,913   8,042   4,984   7,112   2,475   1,455   2,632   9,325   44,938
Cost   16,027   12,819   11,647   16,405   4,099   2,120   5,899   9,325   78,341
Accumulated depreciation   (7,114)   (4,777)   (6,663)   (9,293)   (1,624)   (665)   (3,267)                                                    -     (33,403)
Balance at December 31, 2022   8,913   8,042   4,984   7,112   2,475   1,455   2,632   9,325   44,938

 

(i) The additions are mainly related to the expansion of the Voisey’s Bay mine and the Salobo III project, Sol do Cerrado (solar energy plant) and the execution of the Capanema project. It also includes capitalized interest.
(ii) The Company recognized an impairment loss of US$882 related to NLC assets for the year ended December 31, 2021.

 
Schedule of right-of-use assets (leases)
                       
    December 31, 2021   Additions and contract modifications       Depreciation   Translation adjustment   December 31, 2022
Ports   680   23       (54)   8   657
Vessels   492   -       (44)   5   453
Pelletizing plants   215   20       (45)   14   204
Properties   84   22       (28)   9   87
Energy plants   49   -       (7)   (3)   39
Mining equipment and locomotives   17   12       (7)   (7)   15
Total   1,537   77       (185)   26   1,455
Schedule of estimated useful lives of property, plant and equipment
   
    Useful life
 Buildings    3 to 50 years
 Facilities    3 to 50 years
 Equipment    3 to 40 years
 Locomotives    12 to 25 years
 Wagons    30 to 45 years
 Railway equipment    5 to 37 years
 Vessels    20 to 25 years
 Other    2 to 50 years