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REPORTING ENTITY - Spin off BAC Holding - Derecognized assets and liabilities (Details) - COP ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | --- | --- | --- | ---
Assets |  |  |  |  |
Cash and cash equivalents | $ 16,998,859 | $ 18,597,861 | $ 17,032,857 |  | $ 36,642,829
Trading assets | 20,163,214 | 15,451,121 |  |  |
Investment securities | 39,162,618 | 34,425,693 |  |  |
Loans, net | 190,129,486 | 176,168,055 |  |  |
Other accounts receivable, net | 27,958,402 | 25,617,225 |  |  |
Non-current assets held for sale | 105,214 | 101,184 |  |  |
Tangible assets | 7,243,441 | 6,995,890 | 7,235,441 |  |
Goodwill | 2,223,608 | 2,202,222 | 2,248,217 |  |
Other intangible assets | 2,758,318 | 2,382,427 |  |  |
Income tax assets | 4,778,103 | 3,877,749 |  |  |
Other assets | 538,945 | 465,557 |  |  |
Total assets | 327,859,383 | 301,181,596 |  |  |
Liabilities |  |  |  |  |
Trading liabilities | 1,011,934 | 2,154,361 |  |  |
Customer deposits | 200,872,177 | 181,987,396 |  |  |
Financial obligations | 72,823,775 | 65,541,339 |  |  |
Provisions | 1,102,671 | 1,083,283 | 1,227,171 |  | 1,150,261
Income tax liabilities | 5,863,966 | 5,814,987 |  |  |
Employee benefits | 1,003,303 | 907,808 |  |  |
Other liabilities | 11,996,981 | 11,954,440 |  |  |
Total liabilities | 294,696,465 | 269,661,180 |  |  |
Equity |  |  |  |  |
Equity attributable to owners of the parent | 17,451,257 | 16,782,672 |  |  |
Non-controlling interests | 15,711,661 | 14,737,744 |  |  |
Total equity | 33,162,918 | 31,520,416 | $ 30,821,659 |  | 39,471,647
Total liabilities and equity | $ 327,859,383 | $ 301,181,596 |  |  |
BAC Holding International Corp | Ifrs Discontinued Operations, Disposed of by Means Other than Sale, Spinoff [Member] |  |  |  |  |
Assets |  |  |  |  |
Cash and cash equivalents |  |  |  | $ 17,570,390 | $ 18,963,992
Trading assets |  |  |  | 158,850 |
Investment securities |  |  |  | 14,286,296 |
Loans, net |  |  |  | 69,778,334 |
Other accounts receivable, net |  |  |  | 915,840 |
Non-current assets held for sale |  |  |  | 63,957 |
Tangible assets |  |  |  | 1,899,743 |
Goodwill |  |  |  | 5,902,410 |
Other intangible assets |  |  |  | 196,106 |
Income tax assets |  |  |  | 227,872 |
Other assets |  |  |  | 186,034 |
Total assets |  |  |  | 111,185,832 |
Liabilities |  |  |  |  |
Trading liabilities |  |  |  | 904 |
Customer deposits |  |  |  | 83,778,961 |
Financial obligations |  |  |  | 10,938,587 |
Provisions |  |  |  | 39,670 |
Income tax liabilities |  |  |  | 481,239 |
Employee benefits |  |  |  | 246,186 |
Other liabilities |  |  |  | 2,820,225 |
Total liabilities |  |  |  | 98,305,772 |
Equity |  |  |  |  |
Equity attributable to owners of the parent |  |  |  | 12,878,099 |
Non-controlling interests |  |  |  | 1,961 |
Total equity |  |  |  | 12,880,060 |
Total liabilities and equity |  |  |  | $ 111,185,832 |

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