v3.26.1
Note 1 - Basis of Presentation and Summary of Significant Accounting Policies (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended
Feb. 28, 2026
Mar. 31, 2026
Dec. 31, 2025
Apr. 30, 2024
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Common stock, par value   $ 0.001 $ 0.001  
Preferred stock, par value   $ 0.001 $ 0.001  
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]   srt:ChiefExecutiveOfficerMember    
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description   regularly reviews scientific data from clinical and preclinical studies and forecasted expenses for continuing operations.    
Cash, cash equivalents and short-term investments   $ 270,900    
Gross proceeds from closing of underwritten offering $ 175,000      
Accumulated deficit   $ (361,029) $ (334,840)  
GT Medical Technologies, Inc. [Member]        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Percentage of issued and outstanding capital stock       0.50%