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Environment - Summary of Environmental Expenses (Detail) - CLP ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Environmental Expenses [Line Items]      
Disbursements Amount $ 19,493,202 $ 14,046,722 $ 16,132,535
Capitalized amounts 11,494,874 5,768,806 6,245,845
Expenses amount 7,998,327 8,313,182 9,886,690
Future disbursement amount 1,357,628 3,966,677 3,078,356
Total Disbursements 20,850,830 17,967,209 19,210,891
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   17,539,906  
Pehuenche [Member] | Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 18,513 13,128 3,165
Expenses amount 18,513 13,128 3,165
Future disbursement amount 13,128 19,298  
Total Disbursements 31,641 32,426 3,165
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   32,425  
Pehuenche [Member] | Materials Environment [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 27,253    
Expenses amount 27,253    
Future disbursement amount 4,994    
Total Disbursements 32,246    
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   10,415  
Pehuenche [Member] | Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 714    
Expenses amount 714    
Future disbursement amount 4,235    
Total Disbursements 4,949    
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   29,713  
Pehuenche [Member] | Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 4,467 3,528 1,988
Expenses amount 4,467 3,528 1,988
Future disbursement amount 3,528 5,334  
Total Disbursements 7,995 8,862 1,988
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   8,862  
Pehuenche [Member] | Vegetation Control In at Networks [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 251,298 305,701 2,600
Expenses amount 251,298 305,701 2,600
Total Disbursements 251,298 305,701 2,600
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   305,701  
Pehuenche [Member] | Vegetation Control In at Networks One [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 344,571 303,873 67,291
Expenses amount 344,571 303,873 67,291
Total Disbursements 344,571 303,873 67,291
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   303,873  
Pehuenche [Member] | Vegetation Control in Networks Mt/Bt [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 3,136,872 3,296,066 3,507,502
Expenses amount 3,136,872 3,296,066 3,507,502
Total Disbursements 3,136,872 3,296,066 3,507,502
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   3,296,066  
Pehuenche [Member] | Vegetation Control In Networks Mt/Bt One [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     64,737
Expenses amount     64,737
Total Disbursements     64,737
Pehuenche [Member] | Improvements in the Network M T/Bt [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   91,353  
Capitalized amounts   91,353  
Total Disbursements   91,353  
Pehuenche [Member] | Environmental management in Ssee [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 192,924    
Expenses amount 192,924    
Total Disbursements 192,924    
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   340,704  
Pehuenche [Member] | Pehuenche Central [Member] | Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   4,235  
Expenses amount   4,235  
Future disbursement amount   6,180  
Total Disbursements   10,415  
Pehuenche [Member] | Pehuenche Central [Member] | Materials Environment [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   4,993  
Expenses amount   4,993  
Future disbursement amount   24,720  
Total Disbursements   29,713  
Pehuenche [Member] | Curillinque Central [Member] | Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     9,061
Expenses amount     9,061
Total Disbursements     9,061
Pehuenche [Member] | Curillinque Central [Member] | Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     882
Expenses amount     882
Total Disbursements     882
Pehuenche [Member] | Loma Alta Central [Member] | Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     882
Expenses amount     882
Total Disbursements     882
Pehuenche [Member] | Change of Trad X Caple Network [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     1,476,780
Capitalized amounts     1,476,780
Total Disbursements     1,476,780
Enel Distribucion Chile S.A. [Member] | Improvements in the Network M T/Bt [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 481,556   170,077
Capitalized amounts 481,556   170,077
Total Disbursements 481,556   170,077
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   91,353  
Enel Distribucion Chile S.A. [Member] | Environmental management in Ssee [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   340,704 19,706
Expenses amount   340,704 19,706
Total Disbursements   340,704 19,706
Enel Distribucion Chile S.A. [Member] | Management Respel [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   19,122 103,847
Expenses amount   19,122 103,847
Total Disbursements   19,122 103,847
Enel Distribucion Chile S.A. [Member] | SEC Standardization Project [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 4,403,751    
Capitalized amounts 4,403,751    
Total Disbursements 4,403,751    
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   1,774,155  
Enel Distribucion Chile S.A. [Member] | Environmental monitoring [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     576,519
Expenses amount     576,519
Total Disbursements     576,519
Enel Distribucion Chile S.A. [Member] | Standardization Cems [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     207,966
Capitalized amounts     207,966
Total Disbursements     207,966
Enel Distribucion Chile S.A. [Member] | Hydraulic Power Stations [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     2,315
Expenses amount     2,315
Total Disbursements     2,315
Enel Distribucion Chile S.A. [Member] | Environmental management in Ssee One [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     21,719
Expenses amount     21,719
Total Disbursements     21,719
Enel Distribucion Chile S.A. [Member] | Replacement TD DAE Concentrica X TD. TRIF. Red Caple [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     492,260
Capitalized amounts     492,260
Total Disbursements     492,260
Enel Distribucion Chile S.A. [Member] | Environmental Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 2,875 1,374 2,337
Expenses amount 2,875 1,374 2,337
Total Disbursements 2,875 1,374 2,337
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   1,374  
Enel Distribucion Chile S.A. [Member] | Environmental Expenses CC. CC [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 2,245,303 595,987  
Capitalized amounts 833,395 95,976  
Expenses amount 1,411,908 500,011  
Future disbursement amount 450,786 599,144  
Total Disbursements 2,696,089 1,195,131  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   1,195,131  
Enel Distribucion Chile S.A. [Member] | REPLACING TRIFAS TRANSFORMERS BETTER QUALITY [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 5,330,561 3,649,294 1,168,343
Capitalized amounts 5,330,561 3,649,294 1,168,343
Total Disbursements 5,330,561 3,649,294 1,168,343
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   3,649,294  
Enel Distribucion Chile S.A. [Member] | SILICA GEL REPLACEMENT IN POWER TRANSFORMERS [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 5,837    
Expenses amount 5,837    
Total Disbursements 5,837    
Enel Distribucion Chile S.A. [Member] | SEC NORMALIZATION PROJECT (CAPEX) [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   1,774,155  
Capitalized amounts   1,774,155  
Total Disbursements   1,774,155  
Enel Distribucion Chile S.A. [Member] | OIL ANALYSIS AT TD OF POWER (OPEX) [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 32,363 32,096  
Expenses amount 32,363 32,096  
Total Disbursements 32,363 32,096  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   32,096  
Enel Generacin Chile S.A. [Member] | Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 90,712 84,113  
Expenses amount 90,712 84,113  
Future disbursement amount   148,447  
Total Disbursements 90,712 232,560  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   232,560  
Enel Generacin Chile S.A. [Member] | Water Analysis [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 47,996    
Expenses amount 47,996 35,266  
Future disbursement amount   44,588  
Total Disbursements 47,996    
Enel Generacin Chile S.A. [Member] | Rent Or Vehicle Expenses [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 48,171 51,716  
Expenses amount 48,171 51,716  
Future disbursement amount   66,741  
Total Disbursements 48,171 118,457  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   118,458  
Enel Generacin Chile S.A. [Member] | Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 214,493    
Expenses amount 214,493    
Total Disbursements 214,493    
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   544,871  
Enel Generacin Chile S.A. [Member] | Environmental Materials [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 85,802    
Expenses amount 85,802    
Total Disbursements 85,802    
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   72,610  
Enel Generacin Chile S.A. [Member] | Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 75,483 46,957  
Expenses amount 75,483 46,957  
Future disbursement amount   104,448  
Total Disbursements 75,483 151,405  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   151,405  
Enel Generacin Chile S.A. [Member] | Environmental Expenses CC. CC [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     1,452,158
Capitalized amounts     855,667
Expenses amount     596,491
Future disbursement amount     855,667
Total Disbursements     2,307,825
Enel Generacin Chile S.A. [Member] | Environmental Expenses CC.IT [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 1,255,958 2,048,635 5,387,657
Capitalized amounts 445,611 158,028 1,763,829
Expenses amount 810,347 1,890,607 3,623,828
Future disbursement amount 617,221 1,520,333 1,763,829
Total Disbursements 1,873,179 3,568,968 7,151,486
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   3,568,968  
Enel Generacin Chile S.A. [Member] | Environmental Expenses CC.HH [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 378,958 263,737 339,103
Expenses amount 378,958 263,737 339,103
Future disbursement amount 263,737   420,877
Total Disbursements 642,695 263,737 759,980
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   263,737  
Enel Generacin Chile S.A. [Member] | Carrera Pinto Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     10,954
Expenses amount     10,954
Total Disbursements     10,954
Enel Generacin Chile S.A. [Member] | Carrera Pinto Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     6,466
Expenses amount     6,466
Total Disbursements     6,466
Enel Generacin Chile S.A. [Member] | Carrera Pinto Wastewater Treatment Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     4,436
Expenses amount     4,436
Total Disbursements     4,436
Enel Generacin Chile S.A. [Member] | Finis Terrae Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     7,674
Expenses amount     7,674
Total Disbursements     7,674
Enel Generacin Chile S.A. [Member] | Finis Terrae Wastewater Treatment Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     2,154
Expenses amount     2,154
Total Disbursements     2,154
Enel Generacin Chile S.A. [Member] | La Silla Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     2,902
Expenses amount     2,902
Total Disbursements     2,902
Enel Generacin Chile S.A. [Member] | La Silla Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     1,509
Expenses amount     1,509
Total Disbursements     1,509
Enel Generacin Chile S.A. [Member] | La Silla Campaigns And Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     20,613
Expenses amount     20,613
Total Disbursements     20,613
Enel Generacin Chile S.A. [Member] | Los Buenos Aires Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     5,098
Expenses amount     5,098
Total Disbursements     5,098
Enel Generacin Chile S.A. [Member] | Los Buenos Aires Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     3,989
Expenses amount     3,989
Total Disbursements     3,989
Enel Generacin Chile S.A. [Member] | Los Buenos Aires Waste Water Treatment Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     882
Expenses amount     882
Total Disbursements     882
Enel Generacin Chile S.A. [Member] | Los Buenos Aires Environment Materials [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     5,589
Expenses amount     5,589
Total Disbursements     5,589
Enel Generacin Chile S.A. [Member] | Quintero Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     458,001
Capitalized amounts     110,923
Expenses amount     347,078
Future disbursement amount     37,983
Total Disbursements     495,984
Enel Generacin Chile S.A. [Member] | Quintero Plant Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     4,432
Expenses amount     4,432
Total Disbursements     4,432
Enel Green Power del Sur Spa. | Pampa Norte Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     2,281
Expenses amount     2,281
Total Disbursements     2,281
Enel Green Power del Sur Spa. | Pampa Norte Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     6,618
Expenses amount     6,618
Total Disbursements     6,618
Enel Green Power del Sur Spa. | Pampa Norte Environmental Sanitation One [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     5,226
Expenses amount     5,226
Total Disbursements     5,226
Enel Green Power del Sur Spa. | Pampa Norte Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     83,820
Expenses amount     83,820
Total Disbursements     83,820
Enel Green Power del Sur Spa. | Pampa Norte Wastewater Treatment Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     3,459
Expenses amount     3,459
Total Disbursements     3,459
Enel Green Power del Sur Spa. | Renaico Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     13,999
Expenses amount     13,999
Total Disbursements     13,999
Enel Green Power del Sur Spa. | Renaico Wastewater Treatment Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     982
Expenses amount     982
Total Disbursements     982
Enel Green Power del Sur Spa. | Renaico Environment Materials [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     4,822
Expenses amount     4,822
Total Disbursements     4,822
Enel Green Power del Sur Spa. | Renaico Outsourced Services [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     53,970
Expenses amount     53,970
Total Disbursements     53,970
Enel Green Power del Sur Spa. | Sierra Gorda Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     1,613
Expenses amount     1,613
Total Disbursements     1,613
Enel Green Power del Sur Spa. | Sierra Gorda Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     42,959
Expenses amount     42,959
Total Disbursements     42,959
Enel Green Power del Sur Spa. | Sierra Gorda Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     3,300
Expenses amount     3,300
Total Disbursements     3,300
Enel Green Power del Sur Spa. | Sierra Gorda Wastewater Treatment Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     127
Expenses amount     127
Total Disbursements     127
Enel Green Power del Sur Spa. | Chanares Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     1,678
Expenses amount     1,678
Total Disbursements     1,678
Enel Green Power del Sur Spa. | Chanares Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     7,981
Expenses amount     7,981
Total Disbursements     7,981
Enel Green Power del Sur Spa. | Chanares Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     5,262
Expenses amount     5,262
Total Disbursements     5,262
Enel Green Power del Sur Spa. | Chanares Wastewater Treatment Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     5,591
Expenses amount     5,591
Total Disbursements     5,591
Enel Green Power del Sur Spa. | Lalackama Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     7,091
Expenses amount     7,091
Total Disbursements     7,091
Enel Green Power del Sur Spa. | Lalackama Wastewater Treatment Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     3,273
Expenses amount     3,273
Total Disbursements     3,273
Enel Green Power Chile S.A. [Member] | Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 65,536 21,992  
Expenses amount 65,536 21,992  
Future disbursement amount   32,918  
Total Disbursements 65,536 54,910  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   54,910  
Enel Green Power Chile S.A. [Member] | Water Analysis [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 3,780    
Expenses amount 3,780    
Total Disbursements 3,780    
Enel Green Power Chile S.A. [Member] | Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 290,803 189,321  
Expenses amount 290,803 189,321  
Future disbursement amount   355,550  
Total Disbursements 290,803 544,871  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   652,451  
Enel Green Power Chile S.A. [Member] | Technical Counterpart Environmental Studies [Member]      
Environmental Expenses [Line Items]      
Future disbursement amount   5,287  
Total Disbursements   5,287  
Enel Green Power Chile S.A. [Member] | Environmental Materials [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   32,032  
Expenses amount   32,032  
Future disbursement amount   40,578  
Total Disbursements   72,610  
Enel Green Power Chile S.A. [Member] | Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 12,865 6,500  
Expenses amount 12,865 6,500  
Future disbursement amount   14,319  
Total Disbursements 12,865 20,819  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   20,819  
Enel Green Power Chile S.A. [Member] | Sewage Treatment Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 6,743    
Expenses amount 6,743    
Total Disbursements 6,743    
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   39,657  
Enel Green Power Chile S.A. [Member] | Outsourced Services [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 213,326 222,291  
Expenses amount 213,326 222,291  
Future disbursement amount   297,167  
Total Disbursements 213,326 519,458  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   519,458  
Enel Green Power Chile S.A. [Member] | Permitting Framework Agreement [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 97,998    
Expenses amount 97,998    
Total Disbursements 97,998    
Enel Green Power Chile S.A. [Member] | Domestic Waste Removal [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 40,320    
Expenses amount 40,320    
Total Disbursements 40,320    
Enel Green Power Chile S.A. [Member] | Environment Travel [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 3,045 56,820  
Expenses amount 3,045 56,820  
Future disbursement amount   85,150  
Total Disbursements 3,045 140,368  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   140,368  
Enel Green Power Chile S.A. [Member] | Treatment Plant Wastewater [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   8,066  
Expenses amount   8,066  
Future disbursement amount   31,591  
Total Disbursements   39,657  
Geotermica del Norte SA [Member] | Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   13,064  
Expenses amount   13,064  
Future disbursement amount   18,580  
Total Disbursements   31,644  
Geotermica del Norte SA [Member] | Materials Environment [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 5,294 91  
Expenses amount 5,294 91  
Future disbursement amount   3,559  
Total Disbursements 5,294 3,650  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   3,650  
Geotermica del Norte SA [Member] | Water Analysis [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 4,000    
Expenses amount 4,000    
Total Disbursements 4,000    
Geotermica del Norte SA [Member] | Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 53,384 313,280  
Expenses amount 53,384 313,280  
Future disbursement amount   339,170  
Total Disbursements 53,384 652,450  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   76,595  
Geotermica del Norte SA [Member] | Permitting Framework Agreement [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 2,677    
Expenses amount 2,677    
Total Disbursements 2,677    
Geotermica del Norte SA [Member] | Treatment Plant Wastewater [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 947 4,816  
Expenses amount 947 4,816  
Future disbursement amount   1,324  
Total Disbursements 947 6,140  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   6,140  
Parque Eolico Talinay Oriente S.A. [Member] | Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   39,521  
Expenses amount   39,521  
Future disbursement amount   31,508  
Total Disbursements   71,029  
Parque Eolico Talinay Oriente S.A. [Member] | Materials Environment [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 3,801    
Expenses amount 3,801    
Total Disbursements 3,801    
Parque Eolico Talinay Oriente S.A. [Member] | Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   76,595  
Expenses amount   76,595  
Total Disbursements   76,595  
Parque Eolico Talinay Oriente S.A. [Member] | Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   6,939  
Expenses amount   6,939  
Future disbursement amount   4,109  
Total Disbursements   11,048  
Parque Eolico Talinay Oriente S.A. [Member] | Environmental Sanitation One [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   33,992  
Expenses amount   33,992  
Future disbursement amount   36,542  
Total Disbursements   70,534  
Parque Eolico Talinay Oriente S.A. [Member] | Talinay Oriente Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     10,087
Expenses amount     10,087
Total Disbursements     10,087
Parque Eolico Talinay Oriente S.A. [Member] | Talinay Oriente Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     63,666
Expenses amount     63,666
Total Disbursements     63,666
Parque Eolico Talinay Oriente S.A. [Member] | Talinay Oriente Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     9,419
Expenses amount     9,419
Total Disbursements     9,419
Parque Eolico Talinay Oriente S.A. [Member] | Talinay Oriente Wastewater Treatment Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     1,738
Expenses amount     1,738
Total Disbursements     1,738
Parque Eolico Talinay Oriente S.A. [Member] | Domestic Waste Removal [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 11,999    
Expenses amount 11,999    
Total Disbursements 11,999    
Parque Eolico Talinay Oriente S.A. [Member] | Treatment Plant Wastewater [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount 250 2,087  
Expenses amount 250 2,087  
Total Disbursements $ 250 2,087  
Prior Period Disbursement Amount Incurred And Expected To Be Incurred   2,087  
Parque Eolico Tal Tal S.A. | Taltal Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     11,546
Expenses amount     11,546
Total Disbursements     11,546
Parque Eolico Tal Tal S.A. | Taltal Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     44,656
Expenses amount     44,656
Total Disbursements     44,656
Parque Eolico Tal Tal S.A. | Taltal Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     2,476
Expenses amount     2,476
Total Disbursements     2,476
Parque Eolico Tal Tal S.A. | Taltal Wastewater Treatment Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     2,515
Expenses amount     2,515
Total Disbursements     2,515
Parque Eolico Valle De Los Vientos S.A. [Member] | Valle de los Vientos Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     11,865
Expenses amount     11,865
Total Disbursements     11,865
Parque Eolico Valle De Los Vientos S.A. [Member] | Valle de los Vientos Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     20,216
Expenses amount     20,216
Total Disbursements     20,216
Parque Eolico Valle De Los Vientos S.A. [Member] | Valle de los Vientos Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     2,471
Expenses amount     2,471
Total Disbursements     2,471
Empresa Electrica Panguipulli S.A. | Pilmaiquen Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     1,450
Expenses amount     1,450
Total Disbursements     1,450
Empresa Electrica Panguipulli S.A. | Pilmaiquen Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     6,822
Expenses amount     6,822
Total Disbursements     6,822
Empresa Electrica Panguipulli S.A. | Pullinque Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     785
Expenses amount     785
Total Disbursements     785
Empresa Electrica Panguipulli S.A. | Pullinque Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     2,627
Expenses amount     2,627
Total Disbursements     2,627
Empresa Electrica Panguipulli S.A. | Pullinque Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     4,129
Expenses amount     4,129
Total Disbursements     4,129
Empresa Electrica Panguipulli S.A. | Pullinque Environment Materials [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     394
Expenses amount     394
Total Disbursements     394
Empresa Electrica Panguipulli S.A. | Talinay Poniente Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     46,026
Expenses amount     46,026
Total Disbursements     46,026
Empresa Electrica Panguipulli S.A. | Talinay Poniete Waste Management [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     10,745
Expenses amount     10,745
Total Disbursements     10,745
Almeyda Solar Spa [Member] | Materials Environment [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   16,663  
Expenses amount   16,663  
Future disbursement amount   28,702  
Total Disbursements   45,365  
Almeyda Solar Spa [Member] | Water Analysis [Member]      
Environmental Expenses [Line Items]      
Future disbursement amount   24,435  
Total Disbursements   24,435  
Almeyda Solar Spa [Member] | Campaigns and Studies [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   63,736  
Expenses amount   63,736  
Future disbursement amount   64,160  
Total Disbursements   127,896  
Almeyda Solar Spa [Member] | Diego de Almagro Environmental Sanitation [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     5,216
Expenses amount     5,216
Total Disbursements     5,216
Almeyda Solar Spa [Member] | Diego de Almagro Wastewater Treatment Plant [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount     6,040
Expenses amount     6,040
Total Disbursements     $ 6,040
Almeyda Solar Spa [Member] | Treatment Plant Wastewater [Member]      
Environmental Expenses [Line Items]      
Disbursements Amount   8,149  
Expenses amount   8,149  
Future disbursement amount   12,795  
Total Disbursements   $ 20,944