v3.26.1
Income taxes - Carryforward (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Income Taxes    
Unrecognized tax benefits $ 0 $ 0
United States    
Income Taxes    
Net operating loss carryforwards 44,875  
Net operating losses, not subject to expiration 44,875  
State    
Income Taxes    
Net operating loss carryforwards 57,333  
Net operating losses, subject to expiration $ 51,294