v3.8.0.1

Financial instruments by category, Restructuring agreement of Abengoa (Details) $ in Millions |  |  |  |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Mar. 31, 2017 USD ($) | Mar. 15, 2017 USD ($) | Feb. 28, 2017 mi | Feb. 24, 2017 USD ($) | Apr. 30, 2017 USD ($) | Dec. 31, 2017 USD ($) mi | Dec. 31, 2014
Restructuring agreement of Abengoa [Abstract] |  |  |  |  |  |  |
Dividends retained from Abengoa |  |  |  | $ 10.4 |  |  |
Percentage interest acquired |  |  | 12.50% |  |  |  |
Length of transmission lines | mi |  |  | 114 |  |  |  |
New Money Tradable Notes [Member] |  |  |  |  |  |  |
Restructuring agreement of Abengoa [Abstract] |  |  |  |  |  |  |
Restructuring agreement assigned tradable notes amount | $ 44.5 |  |  |  |  |  |
Restructuring agreement cash contribution in exchange of tradable notes | $ 43.6 |  |  |  |  |  |
Ten West Link [Member] |  |  |  |  |  |  |
Restructuring agreement of Abengoa [Abstract] |  |  |  |  |  |  |
Percentage interest acquired |  |  |  |  |  | 12.50% |
Length of transmission lines | mi |  |  |  |  |  | 114 |
Abengoa [Member] |  |  |  |  |  |  |
Restructuring agreement of Abengoa [Abstract] |  |  |  |  |  |  |
Corporate tradable bonds issued period |  |  |  |  |  | 5 years 6 months |
Corporate tradable bonds issued extendable period |  |  |  |  |  | 2 years |
Corporate tradable bonds interest rate | 1.50% |  |  |  |  |  |
Corporate tradable bonds interest rate paid in cash | 0.25% |  |  |  |  |  |
Corporate tradable bonds interest rate paid in kind | 1.25% |  |  |  |  |  |
Loss from derecognition of fair value assigned to preferred equity investment and recognition of debt and equity instruments |  |  |  |  |  | $ 5.8 |
Profit resulting from sale of major part of debt and equity instruments |  |  |  |  |  | $ 6.5 |
Dividends retained from Abengoa |  | $ 10.4 |  |  |  |  |
Percentage interest acquired |  |  |  |  |  |  | 64.28%
Abengoa [Member] | New Money Tradable Notes [Member] |  |  |  |  |  |  |
Restructuring agreement of Abengoa [Abstract] |  |  |  |  |  |  |
Proceeds from sale of tradable notes |  |  |  |  | $ 44.9 |  |

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- Definition The annual interest rate on corporate tradable bonds. + References No definition available. + Details
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- Definition The interest percentage of corporate tradable bonds which is paid in cash. + References No definition available. + Details
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- Definition The interest percentage of corporate tradable bonds which is paid in kind. + References No definition available. + Details
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- Definition Refers to period for which the corporate tradable bonds are extendable subject further to the senior old money creditors consent in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Refers to the period for which corporate tradable bonds issued are subject to stay in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Dividends retained from Abengoa related to the preferred equity investment in Abengoa Concessoes Brasil Holding (ACBH), which is a subsidiary of Abengoa engaged in the development, construction, investment and management of contracted concessions in Brazil, comprised mostly of transmission lines. Retention is based on the underlying investment agreement supported by the additional agreement reached with Abengoa in the third quarter of 2016. + References No definition available. + Details
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- Definition The amount of gain (loss) resulting from sale of major part of debt and equity instruments. + References No definition available. + Details
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- Definition The total span, length or measured distance of transmission lines. + References No definition available. + Details
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- Definition The amount of loss (gain) from derecognition of the fair value assigned to the ACBH preferred equity investment and recognition of the Abengoa Debt and Equity Instruments. + References No definition available. + Details
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- Definition The cash inflow from sale of tradable notes. + References No definition available. + Details
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- References No definition available. + Details
Name: | aby_RestructuringAgreementAbstract
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- Definition The amount of cash which has been contributed in exchange of tradable notes under restructuring agreement. + References No definition available. + Details
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- Definition The fair value of the tradable notes received by the entity under the restructuring agreement. + References No definition available. + Details
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- Definition The percentage of voting equity interests acquired in a business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2016-01-13 -Paragraph B64 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=3&date=2016-03-30&anchor=para_B64_c&doctype=Appendix&seq=2 -URIDate 2016-03-31 + Details
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- Details
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- Details
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- Details
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