Property and equipment, net - Narrative (Details) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Property, Plant and Equipment [Abstract] | ||
| Depreciation and amortization expense | $ 2.8 | $ 2.9 |
| Fully depreciated assets disposed of | $ 0.1 | $ 0.7 |