Right-of-use assets and lease liabilities - Liabilities for leased assets - (Details) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023
Lease liabilities
Carrying amount - beginning of the year	€ 5,336	€ 4,951
Additions	2,109	1,584
Decreases	1,205	(963)
Currency translation differences	211	(97)
Changes in the scope of consolidation	50	13
Other changes	(48)	(152)
Carrying amount - end of the year	6,453	5,336
Cash payments for the principal portion of the lease liabilities	1,205
Cash payments for the interest portion of lease liabilities	305
Current portion of long-term lease liabilities
Lease liabilities
Carrying amount - beginning of the year	1,128	884
Decreases	(1,194)	(949)
Currency translation differences	36	(16)
Changes in the scope of consolidation	35	1
Other changes	1,274	1,208
Carrying amount - end of the year	1,279	1,128
Long-term lease liabilities
Lease liabilities
Carrying amount - beginning of the year	4,208	4,067
Additions	2,109	1,584
Decreases	11	(14)
Currency translation differences	175	(81)
Changes in the scope of consolidation	15	12
Other changes	(1,322)	(1,360)
Carrying amount - end of the year	5,174	4,208
Joint operations
Lease liabilities
Carrying amount - beginning of the year	480
Carrying amount - end of the year	616	480
US Dollars
Lease liabilities
Carrying amount - beginning of the year	3,573
Carrying amount - end of the year	4,510	3,573
Euro
Lease liabilities
Carrying amount - beginning of the year	1,608
Carrying amount - end of the year	€ 1,723	€ 1,608

The amount of the cash outflow for the interest on lease liabilities.

No definition available.

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- Definition

The amount of the cash outflow for the principal portion of lease liabilities.

+ References

No definition available.

+ Details

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- Definition

The amount of changes in scope of consolidation, lease liabilities.

+ References

No definition available.

+ Details

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- Definition

The amount of decreases to lease liabilities.

+ References

No definition available.

+ Details

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

+ References

No definition available.

+ Details

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- Definition

The increase (decrease) in lease liabilities 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.

+ References

No definition available.

+ Details

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- Definition

The increase (decrease) in lease liabilities resulting from 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 in liabilities arising from financing activities resulting from new leases. [Refer: Liabilities arising from financing activities]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2024-01-01
-Section A Statement of cash flows for an entity other than a financial institution
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&doctype=Illustrative%20Examples&dita_xref=IAS07_IE_A_TI
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- Definition

The amount of liabilities related to the entity's leases. Lease is a contract, or part of a contract, that conveys the right to use an underlying asset for a period of time in exchange for consideration.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
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-IssueDate 2024-01-01
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-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2024-en-r&anchor=para_47_b&doctype=Standard
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