XML 124 R98.htm IDEA: XBRL DOCUMENT v3.21.1
14 Property, plant and equipment (Details) - ARS ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Disclosure of detailed information about property, plant and equipment [line items]        
Cost $ 184,961 $ 191,585 $ 178,534 $ 162,514
Accumlated depreciation (60,047) (53,691) (47,760) (43,074)
Property, plant, and equipment, beginning 137,894 130,774 119,440  
Additions 11,073 13,501 17,897  
Disposals (151) (86) (1,201)  
Transfers  
Depreciation for the year (6,506) (6,295) (5,362)  
Impairment (17,396)      
Property, plant, and equipment, ending 124,914 137,894 130,774  
Lands and buildings [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Cost 3,644 3,256 3,034 2,881
Accumlated depreciation (715) (623) (510) (430)
Property, plant, and equipment, beginning 2,633 2,524 2,451  
Additions 42 49 39  
Disposals  
Transfers 347 172 187  
Depreciation for the year (93) (112) (153)  
Impairment      
Property, plant, and equipment, ending 2,929 2,633 2,524  
Substations [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Cost 31,469 29,997 28,822 28,198
Accumlated depreciation (10,531) (9,341) (8,319) (7,476)
Property, plant, and equipment, beginning 20,656 20,503 20,722  
Additions 1,271 10 238  
Disposals (2) (5)  
Transfers 4,187 1,165 393  
Depreciation for the year (1,192) (1,022) (845)  
Impairment (3,982)      
Property, plant, and equipment, ending 20,938 20,656 20,503  
High, medium and low voltage lines [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Cost 80,175 85,400 79,671 76,254
Accumlated depreciation (30,998) (28,087) (25,479) (23,548)
Property, plant, and equipment, beginning 57,313 54,192 52,706  
Additions 144 213 797  
Disposals (52) (10) (198)  
Transfers 4,148 5,866 3,339  
Depreciation for the year (3,021) (2,948) (2,452)  
Impairment (9,355)      
Property, plant, and equipment, ending 49,177 57,313 54,192  
Meters and transformer chambers and platforms [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Cost 35,036 36,386 32,967 31,496
Accumlated depreciation (13,698) (12,193) (10,804) (9,710)
Property, plant, and equipment, beginning 24,193 22,163 21,786  
Additions 293 393 108  
Disposals (97) (72) (75)  
Transfers 2,550 3,127 1,487  
Depreciation for the year (1,542) (1,418) (1,143)  
Impairment (4,059)      
Property, plant, and equipment, ending 21,338 24,193 22,163  
Tools, furniture, vehicles, equipment, communications and advances to suppliers [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Cost 6,271 5,445 5,561 5,247
Accumlated depreciation (4,105) (3,447) (2,648) (1,910)
Property, plant, and equipment, beginning 1,998 2,913 3,337  
Additions 725 1,410 1,081  
Disposals (4) (923)  
Transfers 101 (1,526) 187  
Depreciation for the year (658) (795) (769)  
Impairment      
Property, plant, and equipment, ending 2,166 1,998 2,913  
Construction in process [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Cost 28,043 30,770 28,070 18,248
Accumlated depreciation  
Property, plant, and equipment, beginning 30,770 28,070 18,248  
Additions 8,511 11,293 15,362  
Disposals  
Transfers (11,238) (8,593) (5,540)  
Depreciation for the year  
Impairment      
Property, plant, and equipment, ending 28,043 30,770 28,070  
Supplies and spare parts [member]        
Disclosure of detailed information about property, plant and equipment [line items]        
Cost 323 331 409 $ 190
Accumlated depreciation  
Property, plant, and equipment, beginning 331 409 190  
Additions 87 133 272  
Disposals  
Transfers (95) (211) (53)  
Depreciation for the year  
Impairment      
Property, plant, and equipment, ending $ 323 $ 331 $ 409