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Inventory - Schedule of Components of Inventory (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Inventory - Current Portion      
Raw Materials $ 2,180   $ 3,010
Work in Process 278   367
Finished Goods 1,506   2,401
Total Current Inventory 3,964   5,778
Inventory - Long Term 0   178
Total Inventory 3,964   $ 5,956
Write-off of Inventory 178 $ 0  
Triferic Inventory      
Inventory - Current Portion      
Write-off of Inventory $ 200