v3.26.1
Stock-based Compensation (Tables)
3 Months Ended
Mar. 31, 2026
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock-based Compensation Expense Related to Stock Options

 

   2026   2025 
   Three Months Ended March 31, 
   2026   2025 
         
Research and development  $-   $1 
Selling and marketing   1    3 
General and administrative   14    66 
Total  $15   $70