v3.22.0.1
Commitments, third-party guarantees, contingent assets and liabilities (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
USD ($)
Generator
Utility
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Jan. 31, 2019
USD ($)
Contractual Obligations [Abstract]        
Corporate debt $ 1,023,071 $ 993,725 $ 723,791  
Loans with credit institutions (project debt) (Note 15) 4,010,825 4,123,856    
Notes and bonds (project debt) (Note 15) 1,025,368 1,113,758    
Purchase commitments [1] 1,570,831 1,709,660    
Accrued interest estimate during the useful life of loans 2,029,376 2,309,597    
Lease commitments 107,600 94,600    
Current lease commitments 7,300 5,300    
Non-current lease commitments 100,300 89,300    
Third-party Guarantees [Abstract]        
Bank Bond and Surety Insurance deposited as guarantee 92,700 36,200    
Issuance of guarantees previously issued by Abengoa $ 174,200 159,800    
Legal Proceedings [Abstract]        
Number of utilities | Utility 2      
Ownership interest 49.00%      
Bottom of Range [Member]        
Legal Proceedings [Abstract]        
Number of individual power generators | Generator 230      
2021 and 2022 [Member]        
Contractual Obligations [Abstract]        
Corporate debt $ 27,881 23,648    
Loans with credit institutions (project debt) (Note 15) 289,755 261,800    
Notes and bonds (project debt) (Note 15) 45,650 50,558    
Purchase commitments [1] 79,261 93,791    
Accrued interest estimate during the useful life of loans 267,645 286,724    
2022/2023 and 2023/2024 [Member]        
Contractual Obligations [Abstract]        
Corporate debt 11,989 2,036    
Loans with credit institutions (project debt) (Note 15) 624,633 583,259    
Notes and bonds (project debt) (Note 15) 100,850 100,911    
Purchase commitments [1] 191,171 160,211    
Accrued interest estimate during the useful life of loans 497,587 541,652    
2024/2025 and 2025/2026 [Member]        
Contractual Obligations [Abstract]        
Corporate debt 433,232 450,169    
Loans with credit institutions (project debt) (Note 15) 801,713 770,507    
Notes and bonds (project debt) (Note 15) 108,512 109,884    
Purchase commitments [1] 159,297 172,776    
Accrued interest estimate during the useful life of loans 427,159 468,060    
Subsequent [Member]        
Contractual Obligations [Abstract]        
Corporate debt 549,969 517,872    
Loans with credit institutions (project debt) (Note 15) 2,294,724 2,508,290    
Notes and bonds (project debt) (Note 15) 770,355 852,405    
Purchase commitments [1] 1,141,102 1,282,881    
Accrued interest estimate during the useful life of loans 836,985 $ 1,013,161    
Abengoa [Member]        
Legal Proceedings [Abstract]        
Amount withdrawn from escrow       $ 2,500
Abengoa [Member] | Mexico [Member]        
Legal Proceedings [Abstract]        
Estimated maximum potential exposure 35,000      
Amount held in escrow $ 2,500      
[1] Purchase commitments include lease commitments for lease arrangements accounted for under IFRS 16 for $107.6 million as of December 31, 2021 ($94.6 million as of December 31, 2020), of which $7.3 million is due within one year and $100.3 million thereafter as of December 31, 2021 ($5.3 million due within one year and $89.3 million thereafter as of December 31, 2020).