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Equity - Inducement Options (Details)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2025
USD ($)
Mar. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
installment
$ / shares
shares
Share-based compensation      
Total unrecognized compensation $ 266    
Non-Qualified Stock Option | Chief Technology Officer      
Share-based compensation      
Grants of stock options | shares     150
Exercise price (in dollars per share) | $ / shares     $ 0.91
Number of installments | installment     3
Vesting percentage     0.33%
Fair value of options granted (in dollars)     $ 112
Share based compensation cost related to vesting awards 9 $ 9  
Total unrecognized compensation $ 23