Note 03 - Assets and liabilities disposed (Detail) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Assets and liabilities disposed
Cash and cash equivalents	€ 7	€ 1,126	€ 0
All remaining assets	105	659	3,507
Total assets disposed	113	1,785	3,507
Total liabilities disposed	€ 213	€ 1,676	€ 8,102

No definition available.

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- References

No definition available.

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- Definition

The amount of assets, other than cash or cash equivalents, in subsidiaries or other businesses over which control is obtained or lost. [Refer: Subsidiaries [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 7
-IssueDate 2023-01-01
-Paragraph 40
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-URIDate 2023-03-23

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- Definition

The amount of cash and cash equivalents in subsidiaries or other businesses over which control is obtained or lost. [Refer: Subsidiaries [member]; Cash and cash equivalents]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 7
-IssueDate 2023-01-01
-Paragraph 40
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2023-en-r&anchor=para_40_c&doctype=Standard
-URIDate 2023-03-23

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- Definition

The amount of liabilities in subsidiaries or other businesses over which control is obtained or lost. [Refer: Subsidiaries [member]]

+ References

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