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v3.23.1

RELATED-PARTY TRANSACTIONS - Key Management compensation and other information from related parties (Details) R$ in Thousands |  | 12 Months Ended
--- | --- | ---
Jan. 10, 2023 BRL (R$) | Dec. 31, 2022 BRL (R$) EquityInstruments | Dec. 31, 2021 BRL (R$) EquityInstruments | Dec. 31, 2020 BRL (R$) EquityInstruments
RELATED PARTY TRANSACTIONS |  |  |  |
Cost of social charges, related to the management |  | R$ 20,455 | R$ 23,266 | R$ 27,830
Key Management personnel (Board of Directors and executive officers) |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Key management salaries, variable compensation and benefits |  | 42,164 | 61,747 | 33,773
Contributions to management's defined contribution pension plans |  | 2,040 | 1,932 | 1,416
Key management long-term incentive plans |  | R$ 19,548 | R$ 19,637 | R$ 19,328
Key Management personnel (Board of Directors and executive officers) | Restricted and Performance Shares |  |  |  |
Restricted shares granted to Management |  |  |  |
Balance, beginning of year | EquityInstruments |  | 3,712,436 | 6,456,248 | 6,717,872
Granted | EquityInstruments |  | 840,496 | 709,990 | 733,218
Exercised | EquityInstruments |  | (1,135,503) | (3,453,802) | (937,325)
Cancelled | EquityInstruments |  | (2,262) |  | (64,112)
Others | EquityInstruments |  |  |  | (6,595)
Balance, end of year | EquityInstruments |  | 3,415,166 | 3,712,436 | 6,456,248
Brasil ao Cubo Construcao modular Ltda |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Other non-current assets related party transaction |  | R$ 140,988 | R$ 91,666 |
Value of equity interest acquired | R$ 37 |  |  |
Percentage of equity interests acquired | 44.66% |  |  |
Fundacao Gerdau, Instituto Gerdau and Fundacao Ouro Branco |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Contributions to defined contribution pension plans |  | R$ 36,860 | R$ 35,595 |

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- Definition The amount of compensation to key management personnel in the form of other long-term employee benefits. [Refer: Other long-term employee benefits; Key management personnel of entity or parent [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2022-03-24 -Paragraph 17 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2022-en-r&anchor=para_17_c&doctype=Standard -URIDate 2022-03-24 + Details
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