XML 55 R48.htm IDEA: XBRL DOCUMENT v3.21.1
Nature of the business, Assets acquired (Details)
$ in Thousands
1 Months Ended 3 Months Ended 12 Months Ended
Apr. 30, 2021
USD ($)
MW
Apr. 07, 2021
USD ($)
MW
Grade
Jan. 08, 2021
USD ($)
Jan. 07, 2021
Jan. 06, 2021
USD ($)
MW
Apr. 03, 2020
USD ($)
MW
Jan. 29, 2019
USD ($)
Oct. 31, 2020
USD ($)
MW
Oct. 31, 2019
USD ($)
Mar. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
MW
Sep. 30, 2021
Aug. 17, 2020
USD ($)
Aug. 16, 2020
USD ($)
May 31, 2020
May 31, 2019
USD ($)
Nature of the business [Abstract]                                
Investment under the equity method                   $ 111,798 $ 116,614          
Acquisition, amount paid     $ 8,400                          
Solana [Member]                                
Nature of the business [Abstract]                                
Ownership interest                   100.00%            
Remaining period of PPA [1]                   23 years            
Chile PV 1 [Member]                                
Nature of the business [Abstract]                                
Investment under the equity method           $ 4,000                    
Percentage interest acquired           35.00%                    
Installed capacity | MW           55                    
Chile PV 2 [Member]                                
Nature of the business [Abstract]                                
Investment under the equity method         $ 5,000                      
Installed capacity | MW         40                      
Befesa Agua Tenes, S.L.U. [Member]                                
Nature of the business [Abstract]                                
Percentage interest acquired                             51.00%  
Ownership interest             51.00%                  
Consideration payment advanced             $ 19,900                  
Interest rate             12.00%                  
Payment received through cash sweep mechanism                 $ 7,800              
Secured loan amount                               $ 4,500
Borrowings outstanding                               $ 14,000
Liberty Interactive Corporation [Member] | Solana [Member]                                
Nature of the business [Abstract]                                
Investment under the equity method                         $ 290,000      
Acquisition purchase price                           $ 272,000    
Period of annual net production of asset                   4 years            
Performance earn-out, period of highest annual net production of asset                   5 years            
Calgary District Energy Center [Member]                                
Nature of the business [Abstract]                                
Investment under the equity method               $ 20,000                
Installed capacity | MW               55                
La Sierpe [Member]                                
Nature of the business [Abstract]                                
Investment under the equity method                     $ 20,000          
Installed capacity | MW                     20          
Rioglass [Member]                                
Nature of the business [Abstract]                                
Percentage interest acquired     42.50%                          
Acquisition, amount paid     $ 8,400                          
Ownership interest     57.50% 15.00%                        
Rioglass [Member] | Plan [Member]                                
Nature of the business [Abstract]                                
Percentage interest acquired                       42.50%        
Sale of ownership, percentage                       42.50%        
Coso [Member]                                
Nature of the business [Abstract]                                
Period of PPA                   19 years            
Coso [Member] | Subsequent Events [Member]                                
Nature of the business [Abstract]                                
Investment under the equity method   $ 130,000                            
Installed capacity | MW   135                            
Number of investment grade investments | Grade   3                            
Coso [Member] | Project Debt [Member] | Subsequent Events [Member]                                
Nature of the business [Abstract]                                
Investment under the equity method   $ 40,000                            
Omers [Member] | Subsequent Events [Member]                                
Nature of the business [Abstract]                                
Investment under the equity method $ 196,500                              
Percentage interest acquired 49.00%                              
Installed capacity | MW 596                              
Ownership interest 51.00%                              
Remaining period of PPA 5 years                              
Algonquin [Member] | La Sierpe [Member]                                
Nature of the business [Abstract]                                
Installed capacity | MW                     30          
[1] As of December 31, 2020.