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B3 Expenses by nature (Tables) | 12 Months Ended
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Dec. 31, 2020
Expense By Nature [Abstract] |
Summary of Expenses by Nature |
Expenses by nature |  |  |  |  |  |  |
|  | 2020 |  | 2019 |  | 2018 |
Goods and services |  | 120,102 |  | 123,488 |  | 135,554 |
Employee remuneration |  | 74,645 |  | 72,663 |  | 67,161 |
Amortizations and depreciations |  | 7,978 |  | 8,599 |  | 7,221 |
Impairments, obsolescence allowances and revaluation |  | 3,082 |  | 4,106 |  | 3,470 |
Inventory increase/decrease (–/+), net |  | (44) |  | (704) |  | (2,995) |
Additions to capitalized development |  | (817) |  | (1,545) |  | (925) |
Expenses charged to cost of sales and operating expenses |  | 204,946 |  | 206,607 |  | 209,486 |
Summary of Restructuring Charges by Function |
Restructuring charges by function |  |  |  |  |  |  |
|  | 2020 |  | 2019 |  | 2018 |
Cost of sales |  | 725 |  | 337 |  | 5,938 |
R&D expenses |  | 411 |  | 344 |  | 1,293 |
Selling and administrative expenses |  | 170 |  | 117 |  | 784 |
Total restructuring charges |  | 1,306 |  | 798 |  | 8,015 |

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