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Marketable Securities and Fair Value Measurements - Narrative (Details) - USD ($)
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Debt Securities, Available-for-Sale [Line Items]      
Investment income $ 2,800,000 $ 4,300,000  
Allowances for credit losses 0   $ 0
Debt Securities      
Debt Securities, Available-for-Sale [Line Items]      
Investment income 1,600,000 3,100,000  
Cash and Cash Equivalents      
Debt Securities, Available-for-Sale [Line Items]      
Investment income $ 1,200,000 $ 1,200,000