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Taxation - Summary of Reconciliation of Effective Tax Rate (Details)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income taxes paid (refund) [abstract]
Computed rate of tax	25.00%	24.00%	23.00%
Differences between computed rate of tax and effective tax rate due to:
Incentive tax credits	(2.00%)	(2.00%)	(2.00%)
Withholding tax on dividends	2.00%	2.00%	2.00%
Expenses not deductible for tax purposes	1.00%	1.00%	1.00%
Irrecoverable withholding tax	1.00%	1.00%	1.00%
Income tax reserve adjustments – current and prior year	0.00%	(1.00%)	(1.00%)
Transfer to/(from) unrecognised deferred tax assets	(1.00%)	0.00%	0.00%
Others	(2.00%)	(2.00%)	(1.00%)
Underlying effective tax rate	24.00%	23.00%	23.00%
Non-underlying items within operating profit	1.00%	0.00%	0.00%
Taxes related to the UK tax audit of intangible income and centralised services	0.00%	0.00%	1.00%
Taxes related to the reorganisation of our European business	0.00%	(1.00%)	1.00%
Impact of ekaterra disposal	(6.00%)	0.00%	0.00%
Hyperinflationary adjustment for Argentina and Turkey deferred tax	1.00%	1.00%	0.00%
Effective tax rate	20.00%	23.00%	25.00%

X

- Definition

The applicable income tax rate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2021-01-01
-Paragraph 81
-Subparagraph c
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_c_ii&doctype=Standard
-URIDate 2021-03-24

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X

- Definition

The tax expense (income) divided by the accounting profit. [Refer: Accounting profit]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2021-01-01
-Paragraph 81
-Subparagraph c
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_c_ii&doctype=Standard
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- Definition

Tax rate effects, in aggregate, on the reconciliation between the average effective tax rate and the applicable tax rate that the entity does not separately disclose in the reconciliation. [Refer: Average effective tax rate; Applicable tax rate]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2021-01-01
-Paragraph 81
-Subparagraph c
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_c_ii&doctype=Standard
-URIDate 2021-03-24

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- Definition

The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from the expenses not deductible in determining taxable profit. [Refer: Average effective tax rate; Applicable tax rate]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2021-01-01
-Paragraph 81
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-Clause ii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_c_ii&doctype=Standard
-URIDate 2021-03-24

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Differences Between Computed Rate Of Tax And Effective Tax Rates

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Tax rate effect impact of business restructuring

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Tax Rate Effect Of Ekaterra Disposal

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Tax Rate Effect Of Hyperinflationary Adjustment For Deferred Tax

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The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from incentive tax credit.

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Tax rate effect of income tax reserve adjustments current and prior periods.

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Tax rate effect of intangible income and centralised services.

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The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from irrecoverable withholding tax.

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Tax rate effect of non-underlying items within operating profit.

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The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from transfer to/(from) unrecognised deferred tax assets.

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The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from withholding tax on dividends.

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Underlying effective tax rate.

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