v3.20.4

Nature of the business, Concessional assets owned (Details) $ in Thousands, € in Millions | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2020 USD ($) | Jul. 14, 2020 EUR (€) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($)
Nature of the business [Abstract] |  |  |  |  |
Project debt |  | $ 5,237,614 |  | $ 4,852,348 | $ 5,091,114
ACT [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Efficient natural gas |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Mexico |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 300 MW |  |  |
Counterparty credit ratings | [2] | BBB/ Ba2/BB- |  |  |
COD |  | 2013 |  |  |
Contract years left | [3] | 12 years |  |  |
Monterrey [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Efficient natural gas |  |  |
Ownership |  | 30.00% |  |  |
Location |  | Mexico |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 142 MW |  |  |
Counterparty credit ratings | [2] | Not rated |  |  |
COD |  | 2018 |  |  |
Contract years left | [3] | 18 years |  |  |
ATN [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type | [4] | Transmission line |  |  |
Ownership | [4] | 100.00% |  |  |
Location | [4] | Peru |  |  |
Currency | [1],[4] | USD |  |  |
Capacity (gross) | [4] | 379 miles |  |  |
Counterparty credit ratings | [2],[4] | BBB+/A3/BBB+ |  |  |
COD | [4] | 2011 |  |  |
Contract years left | [3],[4] | 20 years |  |  |
ATS [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Transmission line |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Peru |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 569 miles |  |  |
Counterparty credit ratings | [2] | BBB+/A3/BBB+ |  |  |
COD |  | 2014 |  |  |
Contract years left | [3] | 23 years |  |  |
ATN2 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Transmission line |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Peru |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 81 miles |  |  |
Counterparty credit ratings | [2] | Not rated |  |  |
COD |  | 2015 |  |  |
Contract years left | [3] | 12 years |  |  |
Quadra 1 & 2 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Transmission line |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Chile |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 49 miles/32 miles |  |  |
Counterparty credit ratings | [2] | Not rated |  |  |
COD |  | 2014 |  |  |
Quadra 1 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 14 years |  |  |
Quadra 2 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 14 years |  |  |
Palmucho [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Transmission line |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Chile |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 6 miles |  |  |
Counterparty credit ratings | [2] | BBB+/Baa1/A- |  |  |
COD |  | 2007 |  |  |
Contract years left | [3] | 17 years |  |  |
Chile TL3 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Transmission line |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Chile |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 50 miles |  |  |
Counterparty credit ratings | [2] | A+/A1/A- |  |  |
COD |  | 1993 |  |  |
Skikda [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Water |  |  |
Ownership | [5] | 34.20% |  |  |
Location |  | Algeria |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 3.5 M ft3/day |  |  |
Counterparty credit ratings | [2] | Not rated |  |  |
COD |  | 2009 |  |  |
Contract years left | [3] | 13 years |  |  |
Skikda [Member] | Algerian Energy Company, SPA [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Percentage of non-controlling interests |  | 49.00% |  |  |
Skikda [Member] | Sadyt [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Percentage of non-controlling interests |  | 16.83% |  |  |
Honaine [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Water |  |  |
Ownership | [6] | 25.50% |  |  |
Location |  | Algeria |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 7 M ft3/day |  |  |
Counterparty credit ratings | [2] | Not rated |  |  |
COD |  | 2012 |  |  |
Contract years left | [3] | 17 years |  |  |
Honaine [Member] | Algerian Energy Company, SPA [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Percentage of non-controlling interests |  | 49.00% |  |  |
Honaine [Member] | Sadyt [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Percentage of non-controlling interests |  | 25.50% |  |  |
Tenes [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Water |  |  |
Ownership | [7] | 51.00% |  |  |
Location |  | Algeria |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 7 M ft3/day |  |  |
Counterparty credit ratings | [2] | Not rated |  |  |
COD |  | 2015 |  |  |
Contract years left | [3] | 19 years |  |  |
Tenes [Member] | Algerian Energy Company, SPA [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Percentage of non-controlling interests |  | 49.00% |  |  |
PS10 & PS20 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Solar) |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Spain |  |  |
Currency | [1] | Euro |  |  |
Capacity (gross) |  | 31 MW |  |  |
Counterparty credit ratings | [2] | A/Baa1/A- |  |  |
COD |  | 2007 & 2009 |  |  |
PS10 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 11 years |  |  |
PS20 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 13 years |  |  |
Solana [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Solar) |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Arizona (USA) |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 280 MW |  |  |
Counterparty credit ratings | [2] | A-/A2/A- |  |  |
COD |  | 2013 |  |  |
Contract years left | [3] | 23 years |  |  |
Mojave [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Solar) |  |  |
Ownership |  | 100.00% |  |  |
Location |  | California (USA) |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 280 MW |  |  |
Counterparty credit ratings | [2] | BB-/WR/BB |  |  |
COD |  | 2014 |  |  |
Contract years left | [3] | 19 years |  |  |
Solaben 2 & 3 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Solar) |  |  |
Ownership | [8] | 70.00% |  |  |
Location |  | Spain |  |  |
Currency | [1] | Euro |  |  |
Capacity (gross) |  | 2x50 MW |  |  |
Counterparty credit ratings | [2] | A/Baa1/A- |  |  |
COD |  | 2012 |  |  |
Solaben 2 & 3 [Member] | Itochu Corporation [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Percentage of non-controlling interests |  | 30.00% |  |  |
Solaben 2 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 17 years |  |  |
Solaben 3 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 16 years |  |  |
Solacor 1 & 2 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Solar) |  |  |
Ownership | [9] | 87.00% |  |  |
Location |  | Spain |  |  |
Currency | [1] | Euro |  |  |
Capacity (gross) |  | 2x50 MW |  |  |
Counterparty credit ratings | [2] | A/Baa1/A- |  |  |
COD |  | 2012 |  |  |
Solacor 1 & 2 [Member] | JGC [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Percentage of non-controlling interests |  | 13.00% |  |  |
Solacor 1 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 16 years |  |  |
Solacor 2 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 16 years |  |  |
Helioenergy 1 & 2 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Solar) |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Spain |  |  |
Currency | [1] | Euro |  |  |
Capacity (gross) |  | 2x50 MW |  |  |
Counterparty credit ratings | [2] | A/Baa1/A- |  |  |
COD |  | 2011 |  |  |
Helioenergy 1 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 16 years |  |  |
Helioenergy 2 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 16 years |  |  |
Helios 1 & 2 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Solar) |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Spain |  |  |
Currency | [1] | Euro |  |  |
Capacity (gross) |  | 2x50 MW |  |  |
Counterparty credit ratings | [2] | A/Baa1/A- |  |  |
COD |  | 2012 |  |  |
Project debt | € |  |  | € 326 |  |
Helios 1 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 16 years |  |  |
Helios 2 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 17 years |  |  |
Solnova 1, 3 & 4 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Solar) |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Spain |  |  |
Currency | [1] | Euro |  |  |
Capacity (gross) |  | 3x50 MW |  |  |
Counterparty credit ratings | [2] | A/Baa1/A- |  |  |
COD |  | 2010 |  |  |
Solnova 1 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 14 years |  |  |
Solnova 3 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 14 years |  |  |
Solnova 4 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 15 years |  |  |
Solaben 1 & 6 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Solar) |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Spain |  |  |
Currency | [1] | Euro |  |  |
Capacity (gross) |  | 2x50 MW |  |  |
Counterparty credit ratings | [2] | A/Baa1/A- |  |  |
COD |  | 2013 |  |  |
Solaben 1 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 18 years |  |  |
Solaben 6 [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Contract years left | [3] | 18 years |  |  |
Seville PV [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Solar) |  |  |
Ownership | [10] | 80.00% |  |  |
Location |  | Spain |  |  |
Currency | [1] | Euro |  |  |
Capacity (gross) |  | 1 MW |  |  |
Counterparty credit ratings | [2] | A/Baa1/A- |  |  |
COD |  | 2006 |  |  |
Contract years left | [3] | 15 years |  |  |
Seville PV [Member] | Idae [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Percentage of non-controlling interests |  | 20.00% |  |  |
Kaxu [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Solar) |  |  |
Ownership | [11] | 51.00% |  |  |
Location |  | South Africa |  |  |
Currency | [1] | Rand |  |  |
Capacity (gross) |  | 100 MW |  |  |
Counterparty credit ratings | [2],[12] | BB-/Ba2/BB- |  |  |
COD |  | 2015 |  |  |
Contract years left | [3] | 14 years |  |  |
Project debt |  | $ 355,000 |  |  |
Kaxu [Member] | IDC [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Percentage of non-controlling interests |  | 29.00% |  |  |
Kaxu [Member] | Kaxu Community Trust [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Percentage of non-controlling interests |  | 20.00% |  |  |
Palmatir [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Wind) |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Uruguay |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 50 MW |  |  |
Counterparty credit ratings | [2],[13] | BBB/Baa2/BBB- |  |  |
COD |  | 2014 |  |  |
Contract years left | [3] | 13 years |  |  |
Cadonal [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Wind) |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Uruguay |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 50 MW |  |  |
Counterparty credit ratings | [2],[13] | BBB/Baa2/BBB- |  |  |
COD |  | 2014 |  |  |
Contract years left | [3] | 14 years |  |  |
Melowind [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Wind) |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Uruguay |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 50 MW |  |  |
Counterparty credit ratings | [2] | BBB/Baa2/BBB- |  |  |
COD |  | 2015 |  |  |
Contract years left | [3] | 15 years |  |  |
Mini-Hydro [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Hydraulic) |  |  |
Ownership |  | 100.00% |  |  |
Location |  | Peru |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 4 MW |  |  |
Counterparty credit ratings | [2] | BBB+/A3/ BBB+ |  |  |
COD |  | 2012 |  |  |
Contract years left | [3] | 12 years |  |  |
Chile PV I [Member] |  |  |  |  |
Nature of the business [Abstract] |  |  |  |  |
Type |  | Renewable (Solar) |  |  |
Ownership | [14] | 35.00% |  |  |
Location |  | Chile |  |  |
Currency | [1] | USD |  |  |
Capacity (gross) |  | 55 MW |  |  |
Counterparty credit ratings | [2] | N/A |  |  |
COD |  | 2016 |  |  |
Percentage of non-controlling interests |  | 65.00% |  |  |
[1] | Certain contracts denominated in U.S. dollars are payable in local currency.
[2] | Reflects the counterparty's credit ratings issued by Standard & Poor's Ratings Services, or S&P, Moody's Investors Service Inc., or Moody's, and Fitch Ratings Ltd, or Fitch.
[3] | As of December 31, 2020.
[4] | Including the acquisition of ATN Expansion 1 & 2.
[5] | Algerian Energy Company, SPA owns 49% of Skikda and Sacyr Agua, S.L. owns the remaining 16.83%.
[6] | Algerian Energy Company, SPA owns 49% of Honaine and Sacyr Agua, S.L. owns the remaining 25.5%.
[7] | Algerian Energy Company, SPA owns 49% of Tenes.
[8] | Itochu Corporation, a Japanese trading company, holds 30% of the shares in each of Solaben 2 and Solaben 3.
[9] | JGC, a Japanese engineering company, holds 13% of the shares in each of Solacor 1 and Solacor 2.
[10] | Instituto para la Diversificacion y Ahorro de la Energia ("Idae"), a Spanish state-owned company, holds 20% of the shares in Seville PV.
[11] | Kaxu is owned by the Company (51%), Industrial Development Corporation of South Africa (29%) and Kaxu Community Trust (20%).
[12] | Refers to the credit rating of the Republic of South Africa. The offtaker is Eskom, which is a state-owned utility company in South Africa.
[13] | Refers to the credit rating of Uruguay, as UTE (Administracion Nacional de Usinas y Transmisoras Electricas) is unrated.
[14] | 65% of the shares in Chile PV I is indirectly held by financial partners through the renewable energy platform of the Company in Chile.

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