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Post-employment Benefits (Details 1) - BRL (R$) R$ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure of transactions between related parties [line items] |  |  |
Post-employment benefits | R$ 259,352 | R$ 260,159 | R$ 260,197
Employees [Member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Post-employment benefits | 257,543 | 258,518 | 258,813
Management [Member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Post-employment benefits | 1,809 | 1,641 | 1,384
Pension Plans [Member] | Employees [Member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Post-employment benefits | 48,087 | 55,320 | 52,980
Pension Plans [Member] | Management [Member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Post-employment benefits | 1,595 | 1,441 | 1,236
Healthcare Plan Post Employment [Member] | Employees [Member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Post-employment benefits | 134,044 | 128,652 | 138,921
Healthcare Plan Active Employees [Member] | Employees [Member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Post-employment benefits | 75,412 | 74,546 | 66,912
Healthcare Plan [Member] | Management [Member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Post-employment benefits | R$ 214 | R$ 200 | R$ 148

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- Definition The amount of post-employment benefit expense included in profit or loss relating to defined benefit plans. [Refer: Profit (loss); Defined benefit plans [domain]] [Contrast: Increase (decrease) in net defined benefit liability (asset) resulting from expense (income) in profit or loss] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2024-01-01 -Paragraph 5 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_5&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2024-01-01 -Paragraph 135 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_135_b&doctype=Standard -URIDate 2024-03-27 + Details
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