XML 164 R149.htm IDEA: XBRL DOCUMENT v3.21.1
Provisions - Summary of Changes in Provisions (Detail) - ARS ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Disclosure of other provisions [line items]    
Amounts at beginning of fiscal year $ 2,006,052 $ 2,212,835
Increases 1,138,280 1,809,892
Decreases Reversals 8 36,725
Decreases Charge Off 1,269,731 1,152,685
Monetary effects (564,076) (827,265)
Amounts at the end of fiscal year 1,310,517 2,006,052
For administrative, disciplinary and criminal penalties [member]    
Disclosure of other provisions [line items]    
Amounts at beginning of fiscal year 977 1,503
Monetary effects (259) (526)
Amounts at the end of fiscal year 718 977
Letter of credit, guarantee and other commitments [member]    
Disclosure of other provisions [line items]    
Amounts at beginning of fiscal year 23,514 22,472
Increases 16,268 10,981
Decreases Charge Off 8,623  
Monetary effects (7,959) (9,939)
Amounts at the end of fiscal year 23,200 23,514
Commercial claims in progress [member]    
Disclosure of other provisions [line items]    
Amounts at beginning of fiscal year 1,142,840 1,196,640
Increases 200,844 423,531
Decreases Reversals 8  
Decreases Charge Off 349,776 19,742
Monetary effects (304,783) (457,589)
Amounts at the end of fiscal year 689,117 1,142,840
Legal proceedings provision [member]    
Disclosure of other provisions [line items]    
Amounts at beginning of fiscal year 241,424 230,566
Increases 107,345 179,678
Decreases Charge Off 52,998 61,518
Monetary effects (68,020) (107,302)
Amounts at the end of fiscal year 227,751 241,424
Pension Funds - Reimbursement [member]    
Disclosure of other provisions [line items]    
Amounts at beginning of fiscal year 217,622 260,269
Increases 15,596 163,619
Decreases Reversals   36,725
Decreases Charge Off 105,239 75,717
Monetary effects (39,128) (93,824)
Amounts at the end of fiscal year 88,851 217,622
Miscellaneous other provisions [member]    
Disclosure of other provisions [line items]    
Amounts at beginning of fiscal year 379,675 501,385
Increases 798,227 1,032,083
Decreases Charge Off 753,095 995,708
Monetary effects (143,927) (158,085)
Amounts at the end of fiscal year $ 280,880 $ 379,675