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EQUITY ATTRIBUTABLE TO OWNERS OF THE PARENT - Consolidated other comprehensive income - Components (Details) - COP ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure of analysis of other comprehensive income by item [line items] |  |  |
Balance | $ 31,520,416 | $ 30,821,659 | $ 39,471,647
Balance | 33,162,918 | 31,520,416 | 30,821,659
Accumulated other comprehensive income including non-controlling interests |  |  |
Disclosure of analysis of other comprehensive income by item [line items] |  |  |
Balance | (426,398) | (988,925) | 2,173,950
Current period change | 860,230 | 655,171 | (1,733,550)
Realization of OCI to P&L of discontinued operation |  |  | (1,429,325)
Realization of OCI | (114,097) | (92,644) |
Balance | 319,735 | (426,398) | (988,925)
AOCI related to foreign currency translation differences from hedged foreign operations |  |  |
Disclosure of analysis of other comprehensive income by item [line items] |  |  |
Balance | 124,506 | 161,023 | 235,032
Current period change | 14,706 | (36,517) | (266,716)
Realization of OCI to P&L of discontinued operation |  |  | 192,707
Balance | 139,212 | 124,506 | 161,023
AOCI related to revaluation investment properties |  |  |
Disclosure of analysis of other comprehensive income by item [line items] |  |  |
Balance | 17,518 | 19,481 | 19,020
Current period change | 16,935 | 557 | 461
Realization of OCI | (194) | (2,520) |
Balance | 34,259 | 17,518 | 19,481
AOCI related to cash flow hedges |  |  |
Disclosure of analysis of other comprehensive income by item [line items] |  |  |
Balance | (30,381) | 5,542 | 7,938
Current period change | 57,474 | (47,793) | (2,396)
Realization of OCI | (2,393) | 11,870 |
Balance | 24,700 | (30,381) | 5,542
AOCI related to foreign currency translation differences from unhedged foreign operations |  |  |
Disclosure of analysis of other comprehensive income by item [line items] |  |  |
Balance | (121,039) | 288,632 | (1,067,581)
Current period change | 247,019 | (409,671) | 90,619
Realization of OCI to P&L of discontinued operation |  |  | 1,265,594
Balance | 125,980 | (121,039) | 288,632
AOCI related to debt securities |  |  |
Disclosure of analysis of other comprehensive income by item [line items] |  |  |
Balance | (1,177,560) | (2,973,226) | (785,731)
Current period change | 12,911 | 1,898,441 | (2,088,548)
Realization of OCI to P&L of discontinued operation |  |  | (98,947)
Realization of OCI | (125,603) | (102,775) |
Balance | (1,290,252) | (1,177,560) | (2,973,226)
AOCI related to equity securities |  |  |
Disclosure of analysis of other comprehensive income by item [line items] |  |  |
Balance | 522,771 | 366,388 | 805,538
Current period change | 302,346 | 151,517 | (439,150)
Realization of OCI | (849) | 4,866 |
Balance | 824,268 | 522,771 | 366,388
Investments in associates and joint ventures |  |  |
Disclosure of analysis of other comprehensive income by item [line items] |  |  |
Balance | 160,336 | 196,228 | 114,498
Current period change | 15,329 | (35,892) | 66,366
Realization of OCI to P&L of discontinued operation |  |  | 15,364
Balance | 175,665 | 160,336 | 196,228
Actuarial Gains Losses From Defined Benefit Pension Plan |  |  |
Disclosure of analysis of other comprehensive income by item [line items] |  |  |
Balance | (83,994) | (27,670) | (123,489)
Current period change | (39,312) | (51,763) | 95,819
Realization of OCI | 21,573 | (4,561) |
Balance | (101,733) | (83,994) | (27,670)
Income tax relating to OCI |  |  |
Disclosure of analysis of other comprehensive income by item [line items] |  |  |
Balance | 161,445 | 974,677 | 2,968,725
Current period change | 232,822 | (813,708) | 809,995
Realization of OCI to P&L of discontinued operation |  |  | (2,804,043)
Realization of OCI | (6,631) | 476 |
Balance | $ 387,636 | $ 161,445 | $ 974,677

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