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Note 44 - Administration Costs - Average Number Of Employees By Geographical Area - Average Employees (Details) - Employee | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
BBVA Group [Member] | Male |  |  |
Average BBVA S A Employees Line Items |  |  |
Average Number Of Employees | 59,547 | 60,730 | 62,738
BBVA Group [Member] | Female |  |  |
Average BBVA S A Employees Line Items |  |  |
Average Number Of Employees | 69,790 | 71,774 | 73,939
BBVA, S.A. [Member] | Female |  |  |
Average BBVA S A Employees Line Items |  |  |
Average Number Of Employees | 26,294 | 26,869 | 25,979

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- Definition The average number of personnel employed by the entity during a period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_112_c&doctype=Standard -URIDate 2018-03-16 + Details
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