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Intangible assets - Schedule of changes in intangible assets (Details) € in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 EUR (€) | Dec. 31, 2022 EUR (€) | Dec. 31, 2021 EUR (€) | Jan. 01, 2022
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | € 1,102 | € 1,156 |  |
Additions | 64 | 54 |  |
Capitalised expenses | 246 | 144 |  |
Amortisation | (213) | (226) | € (261) |
Impairments | (5) | (54) |  |
Exchange rate differences | 7 | 2 |  |
Disposals | (10) | (3) |  |
Changes in the composition of the group and other changes | 8 | 3 |  |
Closing balance | 1,198 | 1,102 | 1,156 |
Retail Turkey |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Goodwill inflation adjustment |  | 25 |  |
Goodwill impairment |  | 32 |  |
Retail Turkey | Discount rate |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Significant unobservable input, assets |  |  |  | 0.2404
Retail Turkey | Terminal growth rate |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Significant unobservable input, assets |  |  |  | 0.1040
Opening balance adjustment 1 |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January |  | 25 |  |
Closing balance |  |  | 25 |
Gross carrying amount |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | 2,962 |  |  |
Closing balance | 3,123 | 2,962 |  |
Accumulated amortisation |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | (1,790) |  |  |
Closing balance | (1,879) | (1,790) |  |
Accumulated impairments |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | (70) |  |  |
Closing balance | (45) | (70) |  |
Goodwill |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | 464 | 472 |  |
Impairments |  | (32) |  |
Exchange rate differences | 5 | (1) |  |
Closing balance | 469 | 464 | 472 |
Goodwill | Opening balance adjustment 1 |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January |  | 25 |  |
Closing balance |  |  | 25 |
Goodwill | Gross carrying amount |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | 464 |  |  |
Closing balance | 469 | 464 |  |
Goodwill | Accumulated impairments |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January |  |  |  |
Closing balance |  |  |  |
Software |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | 636 | 682 |  |
Additions | 64 | 54 |  |
Capitalised expenses | 246 | 144 |  |
Amortisation | (213) | (226) |  |
Impairments | (5) | (22) |  |
Exchange rate differences | 2 | 4 |  |
Disposals | (10) | (3) |  |
Changes in the composition of the group and other changes | 8 | 3 |  |
Closing balance | 727 | 636 | 682 |
Software | Gross carrying amount |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | 2,491 |  |  |
Closing balance | 2,646 | 2,491 |  |
Software | Accumulated amortisation |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | (1,787) |  |  |
Closing balance | (1,876) | (1,787) |  |
Software | Accumulated impairments |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | (69) |  |  |
Closing balance | (43) | (69) |  |
Other |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | 2 | 2 |  |
Additions |  |  |  |
Capitalised expenses |  |  |  |
Amortisation |  |  |  |
Impairments |  |  |  |
Exchange rate differences |  |  |  |
Disposals |  |  |  |
Changes in the composition of the group and other changes | 1 |  |  |
Closing balance | 2 | 2 | € 2 |
Other | Gross carrying amount |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | 8 |  |  |
Closing balance | 8 | 8 |  |
Other | Accumulated amortisation |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | (4) |  |  |
Closing balance | (4) | (4) |  |
Other | Accumulated impairments |  |  |  |
Disclosure of detailed information about intangible assets [line items] |  |  |  |
Opening balance as at 1 January | (2) |  |  |
Closing balance | € (2) | € (2) |  |

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- Definition The amount of additions to intangible assets other than goodwill, other than those acquired through business combinations. [Refer: Business combinations [member]; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2023-01-01 -Paragraph 118 -Subparagraph e -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2023-en-r&anchor=para_118_e_i&doctype=Standard -URIDate 2023-03-23 + Details
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