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v3.21.1

21 Employees benefits (Details 6) | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
G0 plan [member] |  |  |
Summary of employee benefits [Line Items] |  |  |
Discount rate - actual rate (NTN-B) | 3.07% | 3.36% | 4.84%
Inflation rate | 3.25% | 3.50% | 4.01%
Nominal rate of salary growth | 5.32% | 5.57% | 6.09%
Mortality table | AT-2000 | AT-2000 | AT-2000
G1 Plan [member] |  |  |
Summary of employee benefits [Line Items] |  |  |
Discount rate - actual rate (NTN-B) | 3.44% | 3.37% | 4.91%
Inflation rate | 3.25% | 3.50% | 4.01%
Nominal rate of salary growth | 5.32% | 5.57% | 6.09%
Mortality table | AT-2000 | AT-2000 | AT-2000

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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 2020-01-01 -Paragraph 144 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2020-en-r&anchor=para_144&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The expected rate of inflation that is 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 2020-01-01 -Paragraph 144 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2020-en-r&anchor=para_144&doctype=Standard -URIDate 2020-01-01 + 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 2020-01-01 -Paragraph 144 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2020-en-r&anchor=para_144&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The amount represents information related to actuarial assumption of mortality rates. + References No definition available. + Details
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- Details
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