Note 39 - Share of profit or loss of entities accounted for using the equity method (Details) - EUR (€)	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Share of profit or loss of entities accounted for using the equity method
investments in entities accounted for using the equity method	€ (42,000,000)	€ (7,000,000)	€ 4,000,000

The entity's share of the profit (loss) of associates and joint ventures accounted for using the equity method. [Refer: Associates [member]; Investments accounted for using equity method; Joint ventures [member]; Profit (loss)]

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