XML 126 R110.htm IDEA: XBRL DOCUMENT v3.8.0.1
Property, plant and equipment - Property, plant and equipment, Gross (Details) - ARS ($)
$ in Millions
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period $ 23,165 $ 17,963  
CAPEX 9,905 9,632 $ 6,396
Property, plant and equipment at end of period 28,538 23,165 17,963
Gross carrying value      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 61,157 51,149  
CAPEX   9,632  
Currency translation adjustments   1,430  
Decreases   (1,054)  
Property, plant and equipment at end of period   61,157 51,149
Gross carrying value | PP&E without materials      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 61,157    
Increase for Tuves Paraguay acquisition 171    
CAPEX 9,905    
Currency translation adjustments 1,775    
Decreases (870)    
Property, plant and equipment at end of period 72,138 61,157  
Gross carrying value | Land      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 151 149  
Currency translation adjustments 2 2  
Property, plant and equipment at end of period 153 151 149
Gross carrying value | Building      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 1,877 1,771  
Currency translation adjustments 12 11  
Transfers and reclassifications 103 95  
Property, plant and equipment at end of period 1,992 1,877 1,771
Gross carrying value | Tower and pole      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 1,697 1,238  
Currency translation adjustments 103 82  
Transfers and reclassifications 188 377  
Property, plant and equipment at end of period 1,988 1,697 1,238
Gross carrying value | Transmission equipment      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 8,010 6,880  
CAPEX 66 64  
Currency translation adjustments 189 147  
Transfers and reclassifications 1,301 959  
Decreases (58) (40)  
Property, plant and equipment at end of period 9,508 8,010 6,880
Gross carrying value | Mobile network access      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 8,443 5,242  
CAPEX 26 128  
Currency translation adjustments 329 250  
Transfers and reclassifications 2,072 3,435  
Decreases (467) (612)  
Property, plant and equipment at end of period 10,403 8,443 5,242
Gross carrying value | External wiring      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 11,529 10,208  
Transfers and reclassifications 1,927 1,407  
Decreases (1) (86)  
Property, plant and equipment at end of period 13,455 11,529 10,208
Gross carrying value | Switching equipment      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 8,916 7,791  
CAPEX 64 75  
Currency translation adjustments 331 272  
Transfers and reclassifications 255 830  
Decreases   (52)  
Property, plant and equipment at end of period 9,566 8,916 7,791
Gross carrying value | Power equipment      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 1,727 1,449  
Currency translation adjustments 76 60  
Transfers and reclassifications 285 220  
Decreases (2) (2)  
Property, plant and equipment at end of period 2,086 1,727 1,449
Gross carrying value | Computer equipment and systems      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 11,401 9,663  
CAPEX 56 28  
Currency translation adjustments 518 408  
Transfers and reclassifications 1,311 1,304  
Decreases (36) (2)  
Property, plant and equipment at end of period 13,250 11,401 9,663
Gross carrying value | Telephony equipment and instruments      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 845 806  
CAPEX 4    
Currency translation adjustments 3 3  
Transfers and reclassifications 51 37  
Decreases   (1)  
Property, plant and equipment at end of period 903 845 806
Gross carrying value | Handsets lent to customers at no cost      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 543 505  
Increase for Tuves Paraguay acquisition 171    
CAPEX 56 54  
Currency translation adjustments 97 99  
Decreases (50) (115)  
Property, plant and equipment at end of period 817 543 505
Gross carrying value | Equipment lent to customers at no cost      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 267 190  
CAPEX 224 150  
Transfers and reclassifications 10 3  
Decreases (126) (76)  
Property, plant and equipment at end of period 375 267 190
Gross carrying value | Vehicles      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 429 380  
CAPEX 130 56  
Currency translation adjustments 9 7  
Decreases (23) (14)  
Property, plant and equipment at end of period 545 429 380
Gross carrying value | Furniture      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 202 165  
CAPEX 3 2  
Currency translation adjustments 11 9  
Transfers and reclassifications 18 26  
Property, plant and equipment at end of period 234 202 165
Gross carrying value | Installations      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 1,172 905  
Currency translation adjustments 17 15  
Transfers and reclassifications 324 252  
Property, plant and equipment at end of period 1,513 1,172 905
Gross carrying value | Improvements in third parties buildings      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 755 574  
CAPEX 4 8  
Currency translation adjustments 53 40  
Transfers and reclassifications 55 133  
Property, plant and equipment at end of period 867 755 574
Gross carrying value | Special projects      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 89 77  
Transfers and reclassifications 32 12  
Property, plant and equipment at end of period 121 89 77
Gross carrying value | Construction in progress      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 2,915 3,015  
CAPEX 9,237 9,022  
Currency translation adjustments 25 22  
Transfers and reclassifications (7,932) (9,090)  
Decreases (107) (54)  
Property, plant and equipment at end of period 4,138 2,915 3,015
Gross carrying value | Asset retirement obligations      
Reconciliation of changes in property, plant and equipment      
Property, plant and equipment at beginning of period 189 141  
CAPEX 35 45  
Currency translation adjustments   3  
Property, plant and equipment at end of period $ 224 $ 189 $ 141