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Property, plant and equipment - Unproved mineral interests (Details) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | € 56,332 | € 56,299
Currency translation differences | (1,578) | 2,926
Property, plant and equipment - end of the year | 56,299 | 56,332
Unproved mineral interest |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 2,003 | 1,819
Additions | 153 | 121
Net (impairments) reversals | 158 | 9
Reclassification to Proved Mineral Interest | (81) | (56)
Currency translation differences and other changes | (74) | 110
Property, plant and equipment - end of the year | 2,159 | 2,003
Unproved mineral interest | Congo |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 198 | 218
Net (impairments) reversals | 243 | (28)
Reclassification to Proved Mineral Interest |  | (6)
Currency translation differences and other changes | (12) | 14
Property, plant and equipment - end of the year | 429 | 198
Unproved mineral interest | Nigeria |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 958 | 892
Additions |  | 11
Reclassification to Proved Mineral Interest | (1) |
Currency translation differences and other changes | (33) | 55
Property, plant and equipment - end of the year | 924 | 958
Unproved mineral interest | Turkmenistan |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 95 | 3
Net (impairments) reversals | (93) | 93
Currency translation differences and other changes | (2) | (1)
Property, plant and equipment - end of the year |  | 95
Unproved mineral interest | United States of America |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 16 | 68
Net (impairments) reversals | 8 | (56)
Currency translation differences and other changes | (1) | 4
Property, plant and equipment - end of the year | 23 | 16
Unproved mineral interest | Algeria |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 211 | 114
Additions | 61 | 110
Reclassification to Proved Mineral Interest | (51) | (19)
Currency translation differences and other changes | (6) | 6
Property, plant and equipment - end of the year | 215 | 211
Unproved mineral interest | Egypt |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 3 | 16
Additions |  | (2)
Reclassification to Proved Mineral Interest | (1) | (12)
Currency translation differences and other changes |  | 1
Property, plant and equipment - end of the year | 2 | 3
Unproved mineral interest | United Arab Emirates |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 520 | 508
Reclassification to Proved Mineral Interest | (28) | (19)
Currency translation differences and other changes | (17) | 31
Property, plant and equipment - end of the year | 475 | 520
Unproved mineral interest | Italy |  |
Property, plant and equipment |  |
Property, plant and equipment - beginning of the year | 2 |
Additions |  | 2
Property, plant and equipment - end of the year | 2 | € 2
Unproved mineral interest | Indonesia |  |
Property, plant and equipment |  |
Additions | 92 |
Currency translation differences and other changes | (3) |
Property, plant and equipment - end of the year | € 89 |

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- Definition The increase (decrease) in property, plant and equipment resulting from other than those acquired through business combinations. + References No definition available. + Details
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- Definition The increase (decrease) in property, plant and equipment resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity and changes that the entity does not separately disclose in the same statement or note. + References No definition available. + Details
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- Definition The increase (decrease) in property, plant and equipment resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2023-01-01 -Paragraph 73 -Subparagraph e -Clause viii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_73_e_viii&doctype=Standard -URIDate 2023-03-23 + Details
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