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Marketable Securities - Narrative (Details) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2023
Dec. 31, 2022
Line of Credit Facility [Line Items]    
Pre-tax net unrealized losses in other comprehensive income $ 5,400,000 $ 11,400,000
OTTI loss recognized $ 0 $ 0
Short-term Marketable Securities | Minimum    
Line of Credit Facility [Line Items]    
Remaining maturities on short-term and long-term marketable securities 1 month  
Short-term Marketable Securities | Maximum    
Line of Credit Facility [Line Items]    
Remaining maturities on short-term and long-term marketable securities 12 months  
Long-term Marketable Securities | Minimum    
Line of Credit Facility [Line Items]    
Remaining maturities on short-term and long-term marketable securities 13 months  
Long-term Marketable Securities | Maximum    
Line of Credit Facility [Line Items]    
Remaining maturities on short-term and long-term marketable securities 25 months