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Note 25 - Post-employment and other employee benefit commitments. Equity Impact (Details) - EUR (€) € in Millions | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | ---
Breakdown of remeasurement total effect in equity Line Items |  |  |
Remeasurement, charges to equity | € 34 | € 140 | € 356
Defined benefit plans impact on equity [Member] |  |  |
Breakdown of remeasurement total effect in equity Line Items |  |  |
Remeasurement, charges to equity | 81 | (40) | 237
Post employent medical beneficts [Member] |  |  |
Breakdown of remeasurement total effect in equity Line Items |  |  |
Remeasurement, charges to equity | € (47) | € 179 | € 119

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