v3.25.1
FAIR VALUES - Schedule of Financial Instruments Measured at Fair Value (Detail) - ARS ($)
$ in Thousands
Mar. 31, 2025
Dec. 31, 2024
Mar. 31, 2024
Dec. 31, 2023
Disclosure of fair value measurement of assets [line items]        
Total Assets $ 34,813,628,193 $ 35,304,482,204    
Total Liabilities 28,063,242,820 28,721,128,962    
Other Debt Securities        
Disclosure of fair value measurement of assets [line items]        
Total Assets 2,055,839,425      
Others        
Disclosure of fair value measurement of assets [line items]        
Total Assets 2,053,116,168      
Loans and Other Financing        
Disclosure of fair value measurement of assets [line items]        
Total Assets 16,450,644,932      
Financial Assets Pledged as Collateral        
Disclosure of fair value measurement of assets [line items]        
Total Assets 1,073,816,651      
Level 1        
Disclosure of fair value measurement of assets [line items]        
Total Assets 3,356,204,140 3,414,462,015    
Total Liabilities 61,842,719 9,777,215    
Assets (liabilities) 3,294,361,421 3,404,684,800    
Level 1 | Liabilities at Fair Value through Profit or Loss        
Disclosure of fair value measurement of assets [line items]        
Total Liabilities 61,842,719 9,777,215    
Level 1 | Derivative Financial Instruments        
Disclosure of fair value measurement of assets [line items]        
Total Liabilities 0 0    
Level 1 | Argentine Central Bank's Bills        
Disclosure of fair value measurement of assets [line items]        
Total Assets 7,373,724 2,816,801    
Level 1 | Government Securities        
Disclosure of fair value measurement of assets [line items]        
Total Assets 944,976,822 1,450,991,646    
Level 1 | Corporate Securities        
Disclosure of fair value measurement of assets [line items]        
Total Assets 99,797,558 62,051,013    
Level 1 | Derivative Financial Instruments        
Disclosure of fair value measurement of assets [line items]        
Total Assets 0 0    
Level 1 | Other Debt Securities        
Disclosure of fair value measurement of assets [line items]        
Total Assets 2,006,110,656 1,512,345,135    
Level 1 | Others        
Disclosure of fair value measurement of assets [line items]        
Total Assets 250,970,927 341,279,478    
Level 1 | Loans and Other Financing        
Disclosure of fair value measurement of assets [line items]        
Total Assets 0 0    
Level 1 | Financial Assets Pledged as Collateral        
Disclosure of fair value measurement of assets [line items]        
Total Assets 12,912,024 34,531,438    
Level 1 | Investments in Equity Instruments        
Disclosure of fair value measurement of assets [line items]        
Total Assets 34,062,429 10,446,504    
Level 2        
Disclosure of fair value measurement of assets [line items]        
Total Assets 1,146,951,893 1,224,612,665    
Total Liabilities 19,304,382 8,329,699    
Assets (liabilities) 1,127,647,511 1,216,282,966    
Level 2 | Liabilities at Fair Value through Profit or Loss        
Disclosure of fair value measurement of assets [line items]        
Total Liabilities 0 0    
Level 2 | Derivative Financial Instruments        
Disclosure of fair value measurement of assets [line items]        
Total Liabilities 19,304,382 8,329,699    
Level 2 | Argentine Central Bank's Bills        
Disclosure of fair value measurement of assets [line items]        
Total Assets 0 0    
Level 2 | Government Securities        
Disclosure of fair value measurement of assets [line items]        
Total Assets 234,830,834 12,416,632    
Level 2 | Corporate Securities        
Disclosure of fair value measurement of assets [line items]        
Total Assets 26,619,817 73,030,873    
Level 2 | Derivative Financial Instruments        
Disclosure of fair value measurement of assets [line items]        
Total Assets 12,114,688 4,517,903    
Level 2 | Other Debt Securities        
Disclosure of fair value measurement of assets [line items]        
Total Assets 839,905,003 982,634,164    
Level 2 | Others        
Disclosure of fair value measurement of assets [line items]        
Total Assets 43,211 47,144    
Level 2 | Loans and Other Financing        
Disclosure of fair value measurement of assets [line items]        
Total Assets 33,438,340 26,974,180    
Level 2 | Financial Assets Pledged as Collateral        
Disclosure of fair value measurement of assets [line items]        
Total Assets 0 124,991,769    
Level 2 | Investments in Equity Instruments        
Disclosure of fair value measurement of assets [line items]        
Total Assets 0 0    
Level 3        
Disclosure of fair value measurement of assets [line items]        
Total Assets 76,167,348 95,097,094 $ 95,097,094 $ 16,965,707
Total Liabilities 0 0    
Assets (liabilities) 76,167,348 95,097,094    
Level 3 | Liabilities at Fair Value through Profit or Loss        
Disclosure of fair value measurement of assets [line items]        
Total Liabilities 0 0    
Level 3 | Derivative Financial Instruments        
Disclosure of fair value measurement of assets [line items]        
Total Liabilities 0 0    
Level 3 | Argentine Central Bank's Bills        
Disclosure of fair value measurement of assets [line items]        
Total Assets 0 0    
Level 3 | Government Securities        
Disclosure of fair value measurement of assets [line items]        
Total Assets 9,980,195 31,851,611 31,851,611 0
Level 3 | Corporate Securities        
Disclosure of fair value measurement of assets [line items]        
Total Assets 7,767,891 4,768,406 4,768,406 586,750
Level 3 | Derivative Financial Instruments        
Disclosure of fair value measurement of assets [line items]        
Total Assets 0 0    
Level 3 | Other Debt Securities        
Disclosure of fair value measurement of assets [line items]        
Total Assets 0 2,553,142 2,553,142 0
Level 3 | Others        
Disclosure of fair value measurement of assets [line items]        
Total Assets 19,724,965 20,677,139 20,677,139 0
Level 3 | Loans and Other Financing        
Disclosure of fair value measurement of assets [line items]        
Total Assets 0 0    
Level 3 | Financial Assets Pledged as Collateral        
Disclosure of fair value measurement of assets [line items]        
Total Assets 0 0    
Level 3 | Investments in Equity Instruments        
Disclosure of fair value measurement of assets [line items]        
Total Assets $ 38,694,297 $ 35,246,796 $ 35,246,796 $ 16,378,957