v3.20.4

Contracted concessional assets (Details) - USD ($) $ in Thousands |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Aug. 31, 2020 | Sep. 30, 2020 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | $ 8,161,129 |  |
Reversal of impairment |  |  |  | $ 6,000 |
Total, end of period |  |  | 8,155,418 | 8,161,129 |
Depreciation, amortization, and impairment charges |  |  | 408,604 | 310,755 | $ 362,697
Impairment provision based on expected credit losses on contracted concessional financial assets |  |  | 29,000 |  |
Repayment of debt |  |  | 621,691 | 282,255 | 331,964
Cost [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | 10,384,597 | 10,475,828 |
Additions |  |  | 35,355 | 1,431 |
Subtractions |  |  | (72,883) | (22,872) |
Business combinations (Note 5) |  |  | 166,861 | 28,738 |
Translation differences |  |  | 340,964 | (69,700) |
Reclassification and other movements |  |  | (30,857) | (28,828) |
Total, end of period |  |  | 10,824,037 | 10,384,597 | 10,475,828
Cost [Member] | Financial Assets Under IFRIC 12 [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | 872,945 | 902,508 |
Additions |  |  | 0 | 0 |
Subtractions |  |  | 0 | 0 |
Business combinations (Note 5) |  |  | 102,560 | 0 |
Translation differences |  |  | (8,166) | (1,049) |
Reclassification and other movements |  |  | (30,502) | (28,514) |
Total, end of period |  |  | 936,837 | 872,945 | 902,508
Cost [Member] | Financial Assets Under IFRS 16 Lessor [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | 3,459 | 4,068 |
Additions |  |  | 0 | 0 |
Subtractions |  |  | 0 | 0 |
Business combinations (Note 5) |  |  | 0 | 0 |
Translation differences |  |  | (163) | (295) |
Reclassification and other movements |  |  | (355) | (314) |
Total, end of period |  |  | 2,941 | 3,459 | 4,068
Cost [Member] | Intangible Assets Under IFRIC 12 [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | 9,183,011 | 9,265,742 |
Additions |  |  | 29,213 | 91 |
Subtractions |  |  | (71,706) | (22,391) |
Business combinations (Note 5) |  |  | 0 | 2,067 |
Translation differences |  |  | 326,791 | (62,498) |
Reclassification and other movements |  |  | 0 | 0 |
Total, end of period |  |  | 9,467,309 | 9,183,011 | 9,265,742
Cost [Member] | Intangible Assets Under IFRS 16 Lessee [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | 60,618 | 60,808 |
Additions |  |  | 1,832 | 0 |
Subtractions |  |  | (954) | (347) |
Business combinations (Note 5) |  |  | 385 | 0 |
Translation differences |  |  | 4,349 | 157 |
Reclassification and other movements |  |  | 0 | 0 |
Total, end of period |  |  | 66,230 | 60,618 | 60,808
Cost [Member] | Other Intangible Assets [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | 12,927 | 4,008 |
Additions |  |  | 557 | 454 |
Subtractions |  |  | 0 | (15) |
Business combinations (Note 5) |  |  | 0 | 8,548 |
Translation differences |  |  | 317 | (68) |
Reclassification and other movements |  |  | 0 | 0 |
Total, end of period |  |  | 13,801 | 12,927 | 4,008
Cost [Member] | Property, Plant and Equipment [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | 251,637 | 238,694 |
Additions |  |  | 3,753 | 886 |
Subtractions |  |  | (223) | (119) |
Business combinations (Note 5) |  |  | 63,916 | 18,123 |
Translation differences |  |  | 17,836 | (5,947) |
Reclassification and other movements |  |  | 0 | 0 |
Total, end of period |  |  | 336,919 | 251,637 | 238,694
Depreciation, Amortization and Impairment [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | (2,223,468) | (1,926,646) |
Additions |  |  | (384,989) | (320,666) |
Subtractions |  |  | 18,253 | 10,204 |
Reversal of impairment |  |  | 18,787 |  |
Business combinations (Note 5) |  |  | (3,797) |  |
Translation differences |  |  | (93,405) | 13,640 |
Total, end of period |  |  | (2,668,619) | (2,223,468) | (1,926,646)
Depreciation, Amortization and Impairment [Member] | Financial Assets Under IFRIC 12 [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | (57,258) | (63,285) |
Additions |  |  | (27,111) | 0 |
Subtractions |  |  | 0 | 5,997 |
Reversal of impairment |  |  | 0 |  |
Business combinations (Note 5) |  |  | (3,797) |  |
Translation differences |  |  | 476 | 30 |
Total, end of period |  |  | (87,689) | (57,258) | (63,285)
Depreciation, Amortization and Impairment [Member] | Financial Assets Under IFRS 16 Lessor [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | 0 | 0 |
Additions |  |  | 0 | 0 |
Subtractions |  |  | 0 | 0 |
Reversal of impairment |  |  | 0 |  |
Business combinations (Note 5) |  |  | 0 |  |
Translation differences |  |  | 0 | 0 |
Total, end of period |  |  | 0 | 0 | 0
Depreciation, Amortization and Impairment [Member] | Intangible Assets Under IFRIC 12 [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | (2,055,946) | (1,766,179) |
Additions |  |  | (338,393) | (305,702) |
Subtractions |  |  | 17,571 | 4,205 |
Reversal of impairment |  |  | 18,787 |  |
Business combinations (Note 5) |  |  | 0 |  |
Translation differences |  |  | (84,538) | 11,730 |
Total, end of period |  |  | (2,442,520) | (2,055,946) | (1,766,179)
Depreciation, Amortization and Impairment [Member] | Intangible Assets Under IFRS 16 Lessee [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | (6,585) | (3,341) |
Additions |  |  | (3,527) | (3,294) |
Subtractions |  |  | 634 | 0 |
Reversal of impairment |  |  | 0 |  |
Business combinations (Note 5) |  |  | 0 |  |
Translation differences |  |  | (581) | 50 |
Total, end of period |  |  | (10,060) | (6,585) | (3,341)
Depreciation, Amortization and Impairment [Member] | Other Intangible Assets [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | (3,653) | (2,157) |
Additions |  |  | (2,219) | (1,523) |
Subtractions |  |  | 0 | 0 |
Reversal of impairment |  |  | 0 |  |
Business combinations (Note 5) |  |  | 0 |  |
Translation differences |  |  | (238) | 27 |
Total, end of period |  |  | (6,111) | (3,653) | (2,157)
Depreciation, Amortization and Impairment [Member] | Property, Plant and Equipment [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Total, beginning of period |  |  | (100,026) | (91,684) |
Additions |  |  | (13,739) | (10,147) |
Subtractions |  |  | 49 | 2 |
Reversal of impairment |  |  | 0 |  |
Business combinations (Note 5) |  |  | 0 |  |
Translation differences |  |  | (8,524) | 1,803 |
Total, end of period |  |  | (122,239) | (100,026) | $ (91,684)
Solana [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Depreciation, amortization, and impairment charges |  |  | $ 48,000 |  |
Percentage recoverable amount exceeds carrying amount |  |  | 10.00% |  |
Assumed percentage decrease in generation |  |  | 5.00% |  |
Assumed percentage increase in discount rate |  |  | 0.50% |  |
Repayment of debt |  |  | $ 22,200 | $ 22,200 |
Solana [Member] | Bottom of Range [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Discount rate |  |  | 3.80% |  |
Solana [Member] | Top of Range [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Discount rate |  |  | 4.30% |  |
Solar Plants in Spain [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Depreciation, amortization, and impairment charges |  |  | $ 23,000 |  |
Percentage recoverable amount exceeds carrying amount |  |  | 6.00% |  |
Assumed percentage decrease in generation |  |  | 5.00% |  |
Assumed percentage increase in discount rate |  |  | 0.50% |  |
Regulatory period of plant |  |  | 25 years |  |
Useful life of plant | 35 years | 25 years |  |  |
Impairment provision based on expected credit losses on contracted concessional financial assets |  |  | $ 13,000 |  |
Solar Plants in Spain [Member] | Bottom of Range [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Discount rate |  |  | 3.30% |  |
Solar Plants in Spain [Member] | Top of Range [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Discount rate |  |  | 3.80% |  |
Cadonal [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Reversal of impairment |  |  | $ 15,600 |  |
Palmatir [Member] |  |  |  |  |
Movements of Contracted Concessional Assets [Abstract] |  |  |  |  |
Reversal of impairment |  |  | $ 3,100 |  |

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- Definition The amount of assets held under a service concession arrangement. Concessional assets include property plant and equipment, financial assets and intangible assets that are expected to be used during more than one period. + References No definition available. + Details
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