Risk management - Spain Companies Portfolio (Details) € in Millions	12 Months Ended
Dec. 31, 2017 EUR (€)
Nonperforming
Credit risk
Credit risk with customers	€ 28,104
Nonperforming Ratio	3.38%
Spain \| SMEs, companies and institutions segment
Credit risk
Credit risk with customers	€ 96,726
Exposure to credit risk on loan commitments and financial guarantee contracts, percentage	56.00%
Percentage of portfolio assigned to an analyst	95.00%
Spain \| Nonperforming \| SMEs, companies and institutions segment
Credit risk
Nonperforming Ratio	4.88%

The amount of exposure to loss resulting from credit risk. [Refer: Credit risk [member]]

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

+ References

No definition available.

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- Definition

The percentage of the portfolio assigned to an analyst for monitoring.

+ References

No definition available.

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- Definition

The percentage exposure to credit risk on loan commitments and financial guarantee contracts.

+ References

No definition available.

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- Definition

The percentage of instruments classified as non-performing, calculated as the amount of non-performing loans and advances to customers and non-performing contingent liabilities (without country risk) divided by the amount of total loans and advances to customers and contingent liabilities (without country risk).

+ References

No definition available.

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