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

Stockholders' Equity (Stock-based Compensation Expense) (Details)

v3.25.1
Stockholders' Equity (Stock-based Compensation Expense) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Total stock-based compensation expense $ (450) $ 568
General and administrative    
Total stock-based compensation expense 200 436
Research and development    
Total stock-based compensation expense $ (650) $ 132