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Supplementary Balance Sheet Information - Investments Available-for-sale in a Continuous Loss Position (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Debt Securities, Available-for-sale [Line Items]    
Fair Market Value $ 397 $ 20,750
Gross Unrealized Loss (3) (175)
Corporate debt securities    
Debt Securities, Available-for-sale [Line Items]    
Fair Market Value 397 17,084
Gross Unrealized Loss $ (3) (161)
U.S. treasury securities    
Debt Securities, Available-for-sale [Line Items]    
Fair Market Value   3,666
Gross Unrealized Loss   $ (14)