Right-of-use assets and lease liabilities - Liabilities for leased assets - (Details) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Lease liabilities
Carrying amount - beginning of the year	€ 5,337	€ 5,018
Additions	2,401	1,102
Decreases	(994)	(939)
Currency translation differences	285	269
Changes in the scope of consolidation	(1,953)	103
Other changes	(125)	(216)
Carrying amount - end of the year	4,951	5,337
Cash payments for the principal portion of the lease liabilities	994
Cash payments for the interest portion of lease liabilities	315
Current portion of long-term lease liabilities
Lease liabilities
Carrying amount - beginning of the year	948	849
Decreases	(980)	(934)
Currency translation differences	43	38
Changes in the scope of consolidation	(299)	14
Other changes	1,172	981
Carrying amount - end of the year	884	948
Long-term lease liabilities
Lease liabilities
Carrying amount - beginning of the year	4,389	4,169
Additions	2,401	1,102
Decreases	(14)	(5)
Currency translation differences	242	231
Changes in the scope of consolidation	(1,654)	89
Other changes	(1,297)	(1,197)
Carrying amount - end of the year	4,067	4,389
Joint operations
Lease liabilities
Carrying amount - beginning of the year	1,684
Carrying amount - end of the year	494	€ 1,684
US Dollars
Lease liabilities
Carrying amount - end of the year	3,296
Euro
Lease liabilities
Carrying amount - end of the year	€ 1,491

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 2022-03-24
-Section A Statement of cash flows for an entity other than a financial institution
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-URIDate 2022-03-24

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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 2022-03-24
-Paragraph 47
-Subparagraph b
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