XML 128 R94.htm IDEA: XBRL DOCUMENT v3.8.0.1
Financial Instruments by Category - Summary of Gains and Losses on Financial Instruments (Detail) - ARS ($)
$ in Millions
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Disclosure of detailed information about financial instruments [line items]      
Interest income $ 1,598 $ 1,472 $ 1,638
Interest loss (18,385) (18,109) (8,618)
Financial accretion (3,169) (3,159) (1,987)
Net exchange differences 8,950 11,611 20,214
Fair value gains on financial assets at fair value through profit or loss 2,208 1,826 446
Gains on derivative financial instruments   213 464
Net financial results (8,798) (6,146) 12,157
Financial and non-financial Assets / Liabilities at amortized cost [member]      
Disclosure of detailed information about financial instruments [line items]      
Interest income 1,598 1,472 1,638
Interest loss (18,385) (18,109) (8,618)
Financial accretion (3,169) (3,159) (1,987)
Net exchange differences 8,950 11,611 20,214
Net financial results (11,006) (8,185) 11,247
Financial Assets / Liabilities at fair value through profit or loss [member]      
Disclosure of detailed information about financial instruments [line items]      
Fair value gains on financial assets at fair value through profit or loss 2,208 1,826 446
Gains on derivative financial instruments   213 464
Net financial results $ 2,208 $ 2,039 $ 910