Deferred purchase price - Maturity analysis (Details) - USD ($) |
Jun. 30, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|---|
| Deferred purchase price | |||
| Deferred purchase price | $ 646,678 | $ 1,148,013 | $ 1,207,682 |
| Less than one year (current) | |||
| Deferred purchase price | |||
| Deferred purchase price | 646,678 | 1,148,013 | |
| Shotl | |||
| Deferred purchase price | |||
| Deferred purchase price | 627,158 | 627,158 | |
| Urbvan | |||
| Deferred purchase price | |||
| Deferred purchase price | 491,344 | ||
| Door2Door | |||
| Deferred purchase price | |||
| Deferred purchase price | $ 19,520 | $ 29,511 |