XML 206 R182.htm IDEA: XBRL DOCUMENT v3.19.1
Supplemental Information on Oil And Gas Producing Activities (Unaudited) - Summary of Capitalized Costs, Along with the related Accumulated Depreciation and Allowances (Detail) - ARS ($)
$ in Millions
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Argentina [member]      
Disclosure of information about consolidated structured entities [Line Items]      
Mineral property, wells and related equipment $ 1,594,064 $ 770,461 $ 621,717
Support equipment and facilities 47,224 22,171 18,263
Drilling and work in progress 80,737 40,567 36,966
Unproved oil and gas properties 14,909 6,189 4,788
Total capitalized costs 1,736,933 839,388 681,734
Accumulated depreciation and valuation allowances (1,283,840) (600,086) (473,814)
Net capitalized costs 453,093 239,302 207,920
Other foreign [Member]      
Disclosure of information about consolidated structured entities [Line Items]      
Unproved oil and gas properties 1,241 558 526
Total capitalized costs 1,241 558 526
Accumulated depreciation and valuation allowances (489)    
Net capitalized costs 752 558 526
Worldwide [member]      
Disclosure of information about consolidated structured entities [Line Items]      
Mineral property, wells and related equipment 1,594,064 770,461 621,717
Support equipment and facilities 47,224 22,171 18,263
Drilling and work in progress 80,737 40,567 36,966
Unproved oil and gas properties 16,150 6,747 5,314
Total capitalized costs 1,738,174 839,946 682,260
Accumulated depreciation and valuation allowances (1,284,328) (600,086) (473,814)
Net capitalized costs $ 453,846 $ 239,860 $ 208,446