Provisions - Additional Information (Detail) - EUR (€) € in Millions	Dec. 31, 2022	Dec. 31, 2021
Disclosure of other provisions [Line Items]
Litigation provisions	€ 71	€ 93
Provisions	99	193
Restructuring provisions [member]
Disclosure of other provisions [Line Items]
Provisions	9	30
Other provisions [member]
Disclosure of other provisions [Line Items]
Provisions	€ 19	€ 70

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

No definition available.

+ Details

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- Definition

The amount of provision for legal proceedings. [Refer: Other provisions]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 37
-IssueDate 2022-03-24
-Section Example 10 A court case
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&doctype=Illustrative%20Examples&dita_xref=IAS37_IE_C_ex10__IAS37_IE_C_ex10_TI
-URIDate 2022-03-24

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 37
-IssueDate 2022-03-24
-Paragraph 87
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&anchor=para_87&doctype=Standard
-URIDate 2022-03-24

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

The amount of liabilities of uncertain timing or amount, including provisions for employee benefits.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 54
-Subparagraph l
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_54_l&doctype=Standard
-URIDate 2022-03-24

+ Details

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Period Type:	instant

- Details

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- Details

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