Note 43 - Insurance and reinsurance contracts income and expenses - Other operating income and expenses on insurance and reinsurance contracts (Details) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Insurance and Reinsurance Contracts Income and Expenses
Income on insurance and reinsurance contracts (Income Statement)	€ 2,949	€ 3,342	€ 3,652
Expenses on insurance and reinsurance contracts (Income Statement)	(1,894)	(2,272)	(2,545)
Total Net Income Arising from Insurance and Reinsurance Contracts	€ 1,055	€ 1,069	€ 1,107

No definition available.

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- Definition

The net income or expenses associated to insurance contracts.

+ References

No definition available.

+ Details

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- Definition

The amount of expense arising from insurance contracts. [Refer: Types of insurance contracts [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2021-01-01
-Name IFRS
-Number 4
-IssueDate 2018-01-01
-Paragraph 37
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=4&date=2018-03-02&anchor=para_37_b&doctype=Standard&book=b
-URIDate 2018-03-16

+ Details

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- Definition

The amount of income arising from insurance contracts. [Refer: Types of insurance contracts [member]]

+ References

+ Details

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