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Financial Instruments - Additional Information (Details)
3 Months Ended
Mar. 31, 2025
USD ($)
security
Dec. 31, 2024
USD ($)
Financial Instruments    
Interest receivable $ 532,000 $ 227,000
Allowance for credit loss 0  
Available for sales debt securities, current 101,700,000  
Available for sales debt securities, non-current $ 3,000,000  
Available-for-sale debt securities, loss position, current, number of positions | security 60  
Available-for-sale debt securities, loss position, non-current $ 54,100,000  
Four Debt Securities Available For Sale    
Financial Instruments    
Available-for-sale debt securities, loss position, non-current $ 3,500,000  
Available-for-sale debt securities, loss position, non-current, number of positions | security 4  
BFTR, LLC    
Financial Instruments    
Investment percentage (percent) 18.00%