v3.26.1
Marketable Investment Securities - Narrative (Details)
shares in Thousands, $ in Millions
3 Months Ended 6 Months Ended
Jun. 04, 2026
shares
Jan. 26, 2026
USD ($)
shares
Jan. 25, 2026
shares
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
Debt Securities, Available-for-Sale [Line Items]                
Available-for-sale securities, allowance for credit loss       $ 0.0   $ 0.0   $ 0.0
Debt securities, held-to-maturity, allowance for credit loss       0.0   0.0   0.0
Realized gain (loss) on sale of investment       0.0 $ 0.0 0.0 $ 0.0  
Impairment loss       0.0 $ 0.0 0.0 $ 0.0  
Accrued interest receivable       $ 1.4   $ 1.4   $ 1.1
SciBase                
Debt Securities, Available-for-Sale [Line Items]                
Maximum shares available under subscription commitment without subscription rights (in shares) | shares   125,000 115,000          
Rights offering, subscription rights purchased (in shares) | shares   30,500            
Rights offering, total shares purchased with and without subscription rights (in shares) | shares   155,500            
Rights offering, value of total shares purchased with and without subscription rights   $ 3.6            
Stock repurchased (in shares) | shares 1,550              
Reverse stock split, conversion ratio 0.01