v3.26.1
Selected balance sheet information (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Property, Plant and Equipment [Line Items]    
Depreciation $ 205 $ 184
Maximum    
Property, Plant and Equipment [Line Items]    
Estimated useful lives 5 years  
Minimum    
Property, Plant and Equipment [Line Items]    
Estimated useful lives 3 years