Note 44 - Administration Costs - Personnel Expenses Breakdown (Details) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Classes Of Employee Benefits Expense
Wages And Salaries	€ 5,163	€ 5,267	€ 4,868
Social Security Contributions	761	784	733
Employer contributions	87	87	84
Defined benefit plans	62	67	57
Other Employee Expense	497	516	531
Employee Benefits Expense	€ (6,571)	€ (6,722)	€ (6,273)

No definition available.

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- Definition

The decrease (increase) in net defined benefit liability (asset) resulting from contributions to a defined benefit plan by the employer. [Refer: Net defined benefit liability (asset); Defined benefit plans [member]]

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- Definition

The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment.

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- Definition

The amount of employee expenses that the entity does not separately disclose in the same statement or note.

+ References

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- Definition

The amount of post-employment benefit expense relating to defined benefit plans. [Refer: Defined benefit plans [member]]

+ References

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A class of employee benefits expense that represents social security contributions. [Refer: Employee benefits expense]

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- Definition

A class of employee benefits expense that represents wages and salaries. [Refer: Employee benefits expense]

+ References

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