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Commitments and Contingencies - Summary of Other Commitments and Contingencies (Detail) - EUR (€) € in Millions	Dec. 31, 2019	Dec. 31, 2018
Disclosure Of Other Commitments And Contingencies [abstract]
Guarantees	€ 380	€ 437
Standby letters of credit	12	12
Share of contingent liabilities incurred in relation to interests in joint ventures	14	49
Other guarantees	13	14
Other commitments and contingent liabilities	€ 7	€ 7

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- Definition

Disclosure Of Other Commitments And Contingencies [abstract]

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No definition available.

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- Definition

Other commitments and contingencies through guarantees associated with sale of investments.

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No definition available.

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- Definition

Other commitments and contingencies through other guarantees include contractual obligations.

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No definition available.

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- Definition

Other commitments and contingencies through stand by letters of credit notional amount.

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No definition available.

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- Definition

Other commitments and contingent liabilities.

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No definition available.

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- Definition

The entity's share of contingent liabilities incurred jointly with other investors with joint control of the joint ventures. [Refer: Contingent liabilities [member]; Joint ventures [member]]

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2019-01-01
-Paragraph 23
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2019-en-r&anchor=para_23_b&doctype=Standard
-URIDate 2019-03-27

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