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Intangible Assets - Finite-lived Intangible Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Mar. 31, 2021
Intangible Assets      
Estimated life     20 years
Cost $ 20,000 $ 20,000  
Accumulated Amortization 4,750 3,750  
Net $ 15,250 $ 16,250 $ 20,000
Regulatory milestone      
Intangible Assets      
Estimated life 20 years 20 years  
Cost $ 20,000 $ 20,000  
Accumulated Amortization 4,750 3,750  
Net $ 15,250 $ 16,250