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Employee benefits - Actuarial Assumptions (Details) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Employee benefits [Line Items] |  |  |  |
Actual annual interest rate | 5.12% | 5.67% |  | 3.65%
Voluntary retirement rate: |  |  |  |
Salary increase | 3.00% | 3.00% | 3.00% |
Retirement age: |  |  |  |
Mortality rate | RV - 2014 | RV - 2014 | RV - 2014 |
Men |  |  |  |
Voluntary retirement rate: |  |  |  |
Actuarial assumption voluntary retirement rate | 6.49% | 6.49% | 6.49% |
Retirement age: |  |  |  |
Actuarial assumption of retirement age | 65 years | 65 years | 65 years |
Women |  |  |  |
Voluntary retirement rate: |  |  |  |
Actuarial assumption voluntary retirement rate | 6.49% | 6.49% | 6.49% |
Retirement age: |  |  |  |
Actuarial assumption of retirement age | 60 years | 60 years | 60 years |
Maximum | Men |  |  |  |
Retirement age: |  |  |  |
Actuarial assumption of retirement age |  | 65 years |  |
Maximum | Women |  |  |  |
Retirement age: |  |  |  |
Actuarial assumption of retirement age |  | 60 years |  |

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- Definition The discount rate used as the significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit obligation, at present value; Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 144 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_144&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The expected rate of salary increases used as a significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit plans [member]; Defined benefit obligation, at present value; Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 144 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_144&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The retirement age used as a significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit obligation, at present value; Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 144 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_144&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The expected voluntary retirement rate. + References No definition available. + Details
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- Definition The description of mortality rate used as a significant actuarial assumption to determine the present value of a defined benefit obligation. + References No definition available. + Details
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