Leases - Interest income recognized on lease arrangements (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Leases | ||||
| Lease income - sales-type leases | $ 12 | $ 14 | $ 52 | $ 47 |
| Sales-Type Lease, Lease Income, Statement of Income or Comprehensive Income [Extensible Enumeration] | Interest Income (Expense), Nonoperating | Interest Income (Expense), Nonoperating | ||
| Total lease income | $ 12 | $ 14 | $ 52 | $ 47 |