Segment and geographic information - Schedule of long-lived assets, net of accumulated depreciation and amortization (Details) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total | $ 17,666 | $ 14,018 |
| Poland | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total | 5,672 | 3,010 |
| Serbia | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total | 2,375 | 2,350 |
| Ukraine | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total | 2,174 | 2,067 |
| United States | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total | 1,491 | 2,101 |
| Armenia | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total | 1,364 | 981 |
| Moldova | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total | 1,329 | 808 |
| Other | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Total | $ 3,261 | $ 2,701 |