Quarterly report [Sections 13 or 15(d)]

Summary of Significant Accounting Policies and New Accounting Standards (Details)

v3.26.1
Summary of Significant Accounting Policies and New Accounting Standards (Details)
 3 Months Ended
Mar. 31, 2026
USD ($)
segment
Mar. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
Summary of Significant Accounting Policies and New Accounting Standards [Line Items]      
Grant income $ 0 $ 43,000  
Defined contribution 52,000 43,000  
Cash equivalents 50,400,000   $ 55,200,000
Federal depository insurance coverage 250,000    
Foreign currency translation $ 28,000 0  
Other income (expense)   $ 7,000  
Operating segment | segment 1    
Reporting segment | segment 1    
Minimum [Member]      
Summary of Significant Accounting Policies and New Accounting Standards [Line Items]      
Estimated useful lives 3 years    
Maximum [Member]      
Summary of Significant Accounting Policies and New Accounting Standards [Line Items]      
Estimated useful lives 10 years