PROVISIONS AND ALLOWANCES - Legal claims and contingent liabilities (Details) - ARS ($) $ in Millions |
Sep. 30, 2025 |
Sep. 30, 2024 |
|---|---|---|
| Provisions | ||
| Other provisions | $ 323,706 | $ 76,919 |
| Telefnica Mviles Argentina S.A. | ||
| Provisions | ||
| Other provisions | 193,366 | |
| Labor contingencies | Telefnica Mviles Argentina S.A. | ||
| Provisions | ||
| Other provisions | 148,956 | |
| Tax contingencies | Telefnica Mviles Argentina S.A. | ||
| Provisions | ||
| Other provisions | 5,632 | |
| Civil and regulatory contingencies | Telefnica Mviles Argentina S.A. | ||
| Provisions | ||
| Other provisions | $ 38,778 |