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Capital Management, Corporate Governance Transparency Policy and Risk Management - Summary of Risk Concentration by Industry for the Components of the Statement of Financial Position (Detail) - ARS ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Disclosure of detailed information about financial instruments [line items] |  |
Loans and other financing | $ 361,992,565 | $ 403,541,419
Non-financial public sector | 2,376,011 | 5,456,246
Other financial entities | 1,513,906 | 2,776,206
Non-financial private sector | 358,102,648 | 395,308,967
Individuals [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 174,179,289 | 184,187,414
Manufacturing Industry [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 42,539,067 | 40,742,744
Agricultural and cattle industry [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 37,034,052 | 38,214,708
Services [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 42,964,561 | 53,584,837
Commercial activities [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 35,279,803 | 35,881,812
Exploration of mines and quarries [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 7,835,779 | 24,311,227
Financial intermediation [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 7,592,708 | 7,258,573
Construction activities [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 8,514,514 | 7,404,680
Electricity supply and gas [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 494,689 | 1,930,593
Public administration [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 1,599,965 | 1,700,200
Water supply and public sanitation [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 68,221 | 92,179
Stage 1 collective [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Loans and other financing | 264,058,234 | 272,384,223
Non-financial public sector | 71,476 | 19,970
Other financial entities | 2,097 | 35
Non-financial private sector | 263,984,661 | 272,364,218
Stage 1 collective [member] | Individuals [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 165,922,628 | 172,436,899
Stage 1 collective [member] | Manufacturing Industry [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 16,314,786 | 15,489,685
Stage 1 collective [member] | Agricultural and cattle industry [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 20,695,007 | 21,758,377
Stage 1 collective [member] | Services [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 31,659,540 | 33,631,262
Stage 1 collective [member] | Commercial activities [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 20,534,135 | 19,991,739
Stage 1 collective [member] | Exploration of mines and quarries [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 1,187,122 | 985,818
Stage 1 collective [member] | Financial intermediation [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 1,446,583 | 1,567,547
Stage 1 collective [member] | Construction activities [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 4,284,804 | 4,612,257
Stage 1 collective [member] | Electricity supply and gas [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 330,340 | 234,735
Stage 1 collective [member] | Public administration [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 1,553,095 | 1,565,767
Stage 1 collective [member] | Water supply and public sanitation [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 56,621 | 90,132
Stage 1 individual [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Loans and other financing | 80,734,484 | 103,143,331
Non-financial public sector | 2,304,497 | 5,435,857
Other financial entities | 1,511,809 | 2,776,171
Non-financial private sector | 76,918,178 | 94,931,303
Stage 1 individual [member] | Individuals [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 1,409,662 | 1,330,481
Stage 1 individual [member] | Manufacturing Industry [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 23,877,488 | 21,169,994
Stage 1 individual [member] | Agricultural and cattle industry [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 11,322,075 | 10,175,324
Stage 1 individual [member] | Services [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 9,765,307 | 16,884,293
Stage 1 individual [member] | Commercial activities [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 14,070,177 | 13,921,262
Stage 1 individual [member] | Exploration of mines and quarries [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 6,163,678 | 21,953,873
Stage 1 individual [member] | Financial intermediation [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 6,092,589 | 5,633,060
Stage 1 individual [member] | Construction activities [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 4,067,903 | 2,179,642
Stage 1 individual [member] | Electricity supply and gas [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 149,299 | 1,683,374
Stage 2 collective [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Loans and other financing | 9,165,071 | 16,804,351
Non-financial public sector | 38 | 264
Non-financial private sector | 9,165,033 | 16,804,087
Stage 2 collective [member] | Individuals [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 5,154,604 | 9,384,787
Stage 2 collective [member] | Manufacturing Industry [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 433,807 | 1,026,056
Stage 2 collective [member] | Agricultural and cattle industry [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 1,573,615 | 1,459,009
Stage 2 collective [member] | Services [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 1,242,898 | 2,740,537
Stage 2 collective [member] | Commercial activities [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 519,276 | 1,512,328
Stage 2 collective [member] | Exploration of mines and quarries [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 18,432 | 52,973
Stage 2 collective [member] | Financial intermediation [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 48,297 | 49,441
Stage 2 collective [member] | Construction activities [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 113,930 | 440,043
Stage 2 collective [member] | Electricity supply and gas [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 13,331 | 12,214
Stage 2 collective [member] | Public administration [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 35,482 | 125,064
Stage 2 collective [member] | Water supply and public sanitation [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 11,361 | 1,635
Stage 2 individual [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Loans and other financing | 4,736,047 | 6,636,186
Non-financial private sector | 4,736,047 | 6,636,186
Stage 2 individual [member] | Manufacturing Industry [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 1,813,898 | 2,304,149
Stage 2 individual [member] | Agricultural and cattle industry [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 2,922,149 | 4,164,830
Stage 2 individual [member] | Services [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector |  | 166,347
Stage 2 individual [member] | Commercial activities [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector |  | 860
Stage 3 [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Loans and other financing | 3,298,729 | 4,573,328
Non-financial public sector |  | 155
Non-financial private sector | 3,298,729 | 4,573,173
Stage 3 [member] | Individuals [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 1,692,395 | 1,035,247
Stage 3 [member] | Manufacturing Industry [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 99,088 | 752,860
Stage 3 [member] | Agricultural and cattle industry [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 521,206 | 657,168
Stage 3 [member] | Services [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 296,816 | 162,398
Stage 3 [member] | Commercial activities [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 156,215 | 455,623
Stage 3 [member] | Exploration of mines and quarries [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 466,547 | 1,318,563
Stage 3 [member] | Financial intermediation [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 5,239 | 8,525
Stage 3 [member] | Construction activities [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 47,877 | 172,738
Stage 3 [member] | Electricity supply and gas [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 1,719 | 270
Stage 3 [member] | Public administration [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | 11,388 | 9,369
Stage 3 [member] | Water supply and public sanitation [member] |  |
Disclosure of detailed information about financial instruments [line items] |  |
Non-financial private sector | $ 239 | $ 412

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