v3.19.1

Financial investments, Restructuring agreement of Abengoa (Details) $ in Millions	3 Months Ended
	Mar. 31, 2019 USD ($) mi	Jan. 29, 2019 USD ($)
Befesa Agua Tenes, S.L.U. [Member]
Restructuring Agreement [Abstract]
Consideration payment advanced		$ 19.9
Ten West Link [Member]
Restructuring Agreement [Abstract]
Interest acquired	$ 12.5
Length of transmission lines | mi	114

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- Definition

The total span, length or measured distance of transmission lines.

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- Definition

The fair value, at acquisition date, of cash transferred as consideration in a business combination. [Refer: Business combinations [member]]

+ References

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-Name IFRS
-Number 3
-IssueDate 2018-01-01
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- Definition

The fair value, at the acquisition date, of equity interests of the acquirer transferred as consideration in a business combination. [Refer: Business combinations [member]]

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-IssueDate 2018-01-01
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