Capital Management and Solvency - Schedule of Total Distributable Items (Detail) - EUR (€) € in Millions	Dec. 31, 2018	Dec. 31, 2017
Distributable items
Equity attributable to shareholders based on IFRS as adopted by the EU	€ 19,543	€ 20,573
Non-distributable items:
Share capital	(322)	(322)
Statutory reserves	(5,915)	(6,502)
At December 31	13,307	13,749
In accordance with IFR5-EU [member]
Distributable items
Equity attributable to shareholders based on IFRS as adopted by the EU	€ 19,543	€ 20,573

A component of equity representing resources to cover random fluctuations of claim expenses around the expected value of claims for some types of insurance contract.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2021-01-01
-Name IFRS
-Number 4
-IssueDate 2018-01-01
-Paragraph IG58
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=4&date=2018-03-02&anchor=para_IG58&doctype=Implementation%20Guidance&book=b
-URIDate 2018-03-16

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Note Expiry date 2021-01-01
-Name IAS
-Number 1
-IssueDate 2018-01-01
-Paragraph 78
-Subparagraph e
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-02&anchor=para_78_e&doctype=Standard&book=b
-URIDate 2018-03-16

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