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v3.19.1

Provisions for employee benefits (Details 6) | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Bottom of range [member] |  |
Ifrs Statement [Line Items] |  |
Rate of compensation increase | 1.50% |
Rate of price inflation | 0.80% |
Life expectations on retirement at age 65 | 13 |
Bottom of range [member] | Foreign defined benefit plan [Member] |  |
Ifrs Statement [Line Items] |  |
Discount rate | 0.80% | 0.60%
Rate of compensation increase | 1.50% | 1.50%
Rate of price inflation | 0.80% | 0.60%
Life expectations on retirement at age 65 | 13 | 13
Top of range [member] |  |
Ifrs Statement [Line Items] |  |
Rate of compensation increase | 16.50% |
Rate of price inflation | 16.00% |
Life expectations on retirement at age 65 | 25 |
Top of range [member] | Foreign defined benefit plan [Member] |  |
Ifrs Statement [Line Items] |  |
Discount rate | 18.00% | 15.50%
Rate of compensation increase | 16.50% | 13.50%
Rate of price inflation | 16.00% | 14.80%
Life expectations on retirement at age 65 | 25 | 24
Euro Area [Member] | Bottom of range [member] |  |
Ifrs Statement [Line Items] |  |
Discount rate | 1.50% | 1.50%
Rate of compensation increase | 1.50% | 1.50%
Rate of price inflation | 1.50% | 1.50%
Life expectations on retirement at age 65 | 21 | 21
Euro Area [Member] | Top of range [member] |  |
Ifrs Statement [Line Items] |  |
Discount rate | 1.90% | 1.80%
Rate of compensation increase | 3.00% | 3.00%
Rate of price inflation | 2.00% | 1.90%
Life expectations on retirement at age 65 | 22 | 24
Rest of Europe [Member] | Bottom of range [member] |  |
Ifrs Statement [Line Items] |  |
Discount rate | 0.80% | 0.60%
Rate of compensation increase | 2.50% | 2.50%
Rate of price inflation | 0.80% | 0.60%
Life expectations on retirement at age 65 | 23 | 22
Rest of Europe [Member] | Top of range [member] |  |
Ifrs Statement [Line Items] |  |
Discount rate | 2.90% | 2.50%
Rate of compensation increase | 3.80% | 3.70%
Rate of price inflation | 3.30% | 3.40%
Life expectations on retirement at age 65 | 25 | 24
Africa [Member] | Bottom of range [member] |  |
Ifrs Statement [Line Items] |  |
Discount rate | 3.70% | 3.70%
Rate of compensation increase | 5.00% | 5.00%
Rate of price inflation | 3.70% | 3.70%
Life expectations on retirement at age 65 | 13 | 13
Africa [Member] | Top of range [member] |  |
Ifrs Statement [Line Items] |  |
Discount rate | 18.00% | 15.50%
Rate of compensation increase | 16.50% | 13.50%
Rate of price inflation | 16.00% | 14.80%
Life expectations on retirement at age 65 | 17 | 17
Other areas [Member] | Bottom of range [member] |  |
Ifrs Statement [Line Items] |  |
Discount rate | 8.00% | 4.10%
Rate of compensation increase | 10.00% | 1.50%
Rate of price inflation | 3.50% | 1.50%
Other areas [Member] | Top of range [member] |  |
Ifrs Statement [Line Items] |  |
Discount rate | 13.30% | 8.00%
Rate of compensation increase | 13.30% | 10.00%
Rate of price inflation | 5.00% | 4.80%

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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 2018-01-01 -Paragraph 144 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=19&date=2018-03-01&anchor=para_144&doctype=Standard -URIDate 2018-03-16 + Details
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