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Costs and expenses by nature - Other (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Costs And Expenses By Nature |  |  |  |
Expenses related to Brumadinho event |  | $ 1,079 | $ 851 | $ 4,640
Expenses related to de-characterization of dam |  | 72 | 1,725 | 617
Asset retirement obligations |  | 23 | 121 | 312
Provision for litigations |  | 153 | 98 | 73
Profit sharing program |  | 131 | 126 | 169
Disposals of materials and inventories |  | 46 | 5 | 19
COVID-19 expenses | [1] |  | 44 | 109
Other |  | 218 | 6 | 118
Total |  | $ 1,722 | $ 2,976 | $ 6,057
[1] | The Company assisted the communities where the Company operates through humanitarian aid programs, especially in the Brazilian communities that were more adversely affected by the pandemic. The resources were used to provide needed support such as medical supplies and equipment.

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