Annual report [Section 13 and 15(d), not S-K Item 405]

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

v3.26.1
Summary of Significant Accounting Policies and New Accounting Standards (Details)
12 Months Ended
Dec. 31, 2025
USD ($)
segment
Dec. 31, 2024
USD ($)
Summary of Significant Accounting Policies and New Accounting Standards [Line Items]    
Grant income $ 43,000 $ 0
Defined-Contribution 91,000 44,000
Cash equivalents 53,400,000 6,100,000
Federal depository insurance coverage 250,000  
Foreign currency translation 19,000 $ 0
Other income (expense) $ 7,000  
Operating segment (in segment) | segment 1  
Reporting segment (in 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