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Fair Values Of Financial Instruments - Assets And Liabilities Not Measured At Fair Value (Details) - ARS ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
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Financial Assets Abstract |  |  |  |
CASH AND CASH EQUIVALENTS | $ 218,277,286 | $ 229,491,716 | $ 321,102,633 | $ 313,286,504
Other Financial Assets | 28,437,414 | 31,458,292 |  |
Debt securities | 19,857,627 |  |  |
Reverse Repurchase Agreements | 137,382,938 | 73,488,887 |  |
Financial Liabilities Abstract |  |  |  |
Other Financial Liabilities | 61,592,426 | 59,209,439 |  |
Bank Loans | 11,758,005 | 14,529,681 |  |
Debt Securities Issued | 502,975 | 1,764,178 |  |
Book value Member |  |  |  |
Financial Assets Abstract |  |  |  |
CASH AND CASH EQUIVALENTS | 218,277,286 | 229,491,716 |  |
Other Financial Assets | 28,437,414 | 31,458,292 |  |
Debt securities | 19,857,627 |  |  |
Loans And Advances Not Measured at Fair Value | 378,995,107 | 422,010,840 |  |
Reverse Repurchase Agreements | 137,382,938 | 73,488,887 |  |
Financial Liabilities Abstract |  |  |  |
Deposits | 708,336,185 | 721,837,845 |  |
Other Financial Liabilities | 61,592,426 | 59,209,439 |  |
Bank Loans | 11,758,005 | 14,529,681 |  |
Debt Securities Issued | 502,975 | 1,764,178 |  |
Total Fair Value Member |  |  |  |
Financial Assets Abstract |  |  |  |
Debt securities | 22,084,903 |  |  |
Loans And Advances Not Measured at Fair Value | 373,131,211 | 417,263,061 |  |
Financial Liabilities Abstract |  |  |  |
Deposits | 699,975,184 | 715,158,115 |  |
Bank Loans | 11,490,026 | 14,898,662 |  |
Debt Securities Issued | 398,573 | 1,717,199 |  |
Level 2 - Fair Value Member |  |  |  |
Financial Assets Abstract |  |  |  |
Debt securities | 22,084,903 |  |  |
Financial Liabilities Abstract |  |  |  |
Deposits | 699,975,184 | 2,532,537 |  |
Bank Loans | 11,490,026 | 7,265,248 |  |
Debt Securities Issued | 398,573 | 1,717,199 |  |
Level 3 - Fair Value Member |  |  |  |
Financial Assets Abstract |  |  |  |
Loans And Advances Not Measured at Fair Value | $ 373,131,211 | 417,263,061 |  |
Financial Liabilities Abstract |  |  |  |
Deposits |  | 712,625,578 |  |
Bank Loans |  | $ 7,633,414 |  |

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