XML 105 R82.htm IDEA: XBRL DOCUMENT v3.22.1
Basis of Preparation of the Consolidated Financial Statements - Additional Information (Detail) - ARS ($)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2020
Jun. 30, 2020
Dec. 31, 2021
Dec. 31, 2019
Jan. 01, 2019
Dec. 31, 2018
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Use of estimates     The preparation of financial statements at a certain date requires the Company’s Management to make estimates and assessments affecting the amount of assets and liabilities recorded, contingent assets and liabilities disclosed at such date, as well as income and expenses recorded during the fiscal year. Future results might differ from the estimates and assessments made on the date of preparation of these consolidated financial statements.      
Consolidation policies     This capacity is, in general but not solely, obtained by the direct or indirect ownership of more than 50% of the voting shares of a company.      
Maximum accumulated inflation rate     In recent years, inflation in Argentina has been high, with an accumulated inflation rate exceeding 100% over the last 3 years.      
Description of significant influence in associates     Associates are those in respect of which the Group has significant influence, understood as the power to participate in the financial and operating policy decisions of the investee but not control or joint control over those policies. Significant influence is presumed in companies in which a company has an interest of 20% or more and less than 50%.      
Useful life of cash generating units     5 years      
Shareholders equity attributable to shareholders of the parent company $ 683,395   $ 848,118 $ 548,099   $ 362,357
Right-of-use assets 44,081   53,260 61,391    
Assets classified as disposal group held for sale 494   103 0    
Remaining Lease Commitments [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Right-of-use assets         $ 23,059  
Legal reserve [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Shareholders equity attributable to shareholders of the parent company $ 2,007   $ 2,007 $ 2,007   $ 2,007
Metrogas S.A. [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Percentage of non-controlling interest acquired     (30.00%)      
YTEC [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Percentage of non-controlling interest acquired     (49.00%)      
Not later than one year [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Discount rate after taxes of the CGU Gas - Neuquina 12.85%   14.08% 12.14%    
Later than one year and not later than two years [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Discount rate after taxes of the CGU Gas - Neuquina 13.12%   14.08% 12.14%    
Later than two years [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Discount rate after taxes of the CGU Gas - Neuquina 13.12%   14.08% 12.39%    
CGU Gas Neuquina Basin [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Recoverable value of assets after tax     $ 192,197 $ 139,361    
Reversal in the charge for impairment     0      
Impairment loss $ 58,463 $ 49,170   40,561    
Impairment Loss Recognised In Profit Or Loss Property Plant And Equipment,Net of tax 43,848 (36,877)   $ (30,421)    
CGU Gas Austral Basin [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Recoverable value of assets after tax 16,036   13,834      
Impairment loss 7,706 8,126 9,776      
Impairment Loss Recognised In Profit Or Loss Property Plant And Equipment,Net of tax $ 5,780 $ (6,095) $ (6,354)      
Bottom of range [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Percentage of defined contribution plan     3.00%      
Bottom of range [member] | Legal reserve [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Percentage of legal reserve transferred     5.00%      
Top of range [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Percentage of defined contribution plan     10.00%      
Top of range [member] | Legal reserve [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Maximum legal reserve of subscribed Capital plus adjustment to contribution     20.00%      
Top of range [member] | CGU Gas Neuquina Basin [member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Recoverable value of assets after tax     $ 249,884      
Consolidated entities [Member]            
Disclosure of estimated useful life of the Property, plant and equipment [line items]            
Investment Owned Percent Of Net Assets     100.00%