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Debt - Convertible Notes (Details) - 1.50% Convertible senior notes due 2026 - USD ($)
Mar. 31, 2024
Dec. 31, 2023
Sep. 30, 2019
Long-term debt      
Principal $ 287,500,000 $ 287,500,000  
Less: Debt issuance costs (2,988,000) (3,287,000)  
Net carrying amount $ 284,512,000 $ 284,213,000  
Convertible debt      
Long-term debt      
Principal     $ 287,500,000