Related party transactions (Details) |
6 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Dec. 31, 2025 |
|
| Andrey Fadeev | ||
| Related party transactions | ||
| Key shareholders ownership percentage | 37.00% | 21.97% |
| Boris Gertsovsky | ||
| Related party transactions | ||
| Key shareholders ownership percentage | 15.08% | |
| Dmitrii Bukhman | ||
| Related party transactions | ||
| Key shareholders ownership percentage | 20.54% | 20.54% |
| Igor Bukhman | ||
| Related party transactions | ||
| Key shareholders ownership percentage | 20.54% | 20.54% |