Financial instruments by category (Details 3) - Level 3 [Member] - ARS ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Statement [Line Items] | ||
| Beginning balance | $ 0 | $ 47 |
| Gain for the year (i) | (47) | (47) |
| Ending balance | 0 | 0 |
| Investments in financial assets Others [Member] | ||
| Statement [Line Items] | ||
| Beginning balance | 648 | 47 |
| Gain for the year (i) | 648 | 648 |
| Ending balance | $ 648 | $ 648 |