v3.26.1
ACCOUNTING STANDARDS AND BASIS OF PREPARATION - ECL Sensitivity (Details) - ARS ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of Primary Macroeconomic Drivers of Credit Losses [line items]      
Reported ECL allowance $ 231,751,070    
Financial assets $ 7,177,048,816 $ 5,404,819,804  
Reported Loss rate 5.80%    
Irregular Portfolio Coverage 109.14%    
Favorable [member]      
Disclosure of Primary Macroeconomic Drivers of Credit Losses [line items]      
Reported ECL allowance $ 214,616,996    
Reported Loss rate 5.37%    
Portfolio coverage ratio 101.07%    
Unfavorable [member]      
Disclosure of Primary Macroeconomic Drivers of Credit Losses [line items]      
Reported ECL allowance $ 244,299,465    
Reported Loss rate 6.11%    
Portfolio coverage ratio 115.05%    
Gross carrying amount      
Disclosure of Primary Macroeconomic Drivers of Credit Losses [line items]      
Financial assets $ 3,997,229,296 $ 2,919,660,541 $ 1,432,051,506