v3.26.1
Income Taxes (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Operating loss carryforward and credit carryforwards    
Provision for income tax $ 0.0 $ 0.0
Federal    
Operating loss carryforward and credit carryforwards    
Net operating loss ("NOL") carryforwards 140.5 112.1
Net operating loss subject to expiration 48.4 48.4
Net operating loss not subject to expiration 92.1 63.7
Federal | Research and development    
Operating loss carryforward and credit carryforwards    
Credit carryforwards 7.1 6.9
State    
Operating loss carryforward and credit carryforwards    
Net operating loss ("NOL") carryforwards 141.1 140.5
State | Research and development    
Operating loss carryforward and credit carryforwards    
Credit carryforwards $ 5.2 $ 5.0