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Note 25 - Post-employment and other employee benefit commitments - Plan Assets Breakdown (Details) € in Millions | Dec. 31, 2017 EUR (€)
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Cash And Cash Equivalents [Member] |
Assets Of Benefit Plan Line Items |
Assets Of Benefit Plan | € 68
Debt Instruments [Member] |
Assets Of Benefit Plan Line Items |
Assets Of Benefit Plan | 2,178
Property Amount [Member] |
Assets Of Benefit Plan Line Items |
Assets Of Benefit Plan | 1
Investment Funds [Member] |
Assets Of Benefit Plan Line Items |
Assets Of Benefit Plan | 1
Insurance Contract [Member] |
Assets Of Benefit Plan Line Items |
Assets Of Benefit Plan | 4
Other Assets [Member] |
Assets Of Benefit Plan Line Items |
Assets Of Benefit Plan | 10
Total [Member] |
Assets Of Benefit Plan Line Items |
Assets Of Benefit Plan | 2,261
Bank Account In Bbva [Member] |
Assets Of Benefit Plan Line Items |
Assets Of Benefit Plan | 5
Debt Securities Issued By Bbva [Member] |
Assets Of Benefit Plan Line Items |
Assets Of Benefit Plan | € 3

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- Definition The amount of assets held by retirement benefit plans. [Refer: Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 26 -IssueDate 2016-01-13 -Paragraph 35 -Subparagraph a -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=26&date=2016-03-30&anchor=para_35_a_i&doctype=Standard -URIDate 2016-03-31 + Details
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