v3.26.1
Schedule of Stock-based Compensation Expense Related to Stock Options (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Total $ 15 $ 70
Research and Development [Member]    
Total 1
Selling and Marketing [Member]    
Total 1 3
General and Administrative [Member]    
Total $ 14 $ 66