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Fair Value Measurements (Details) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value $ 75,793 $ 88,433
U.S. government securities    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 2,475  
U.S. government agency bonds    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 17,467 21,499
Recurring    
Liabilities that are measured at fair value on a recurring basis    
Assets, fair value 103,320 96,172
Recurring | Level 1    
Liabilities that are measured at fair value on a recurring basis    
Assets, fair value 7,620 1,262
Recurring | Level 2    
Liabilities that are measured at fair value on a recurring basis    
Assets, fair value 95,700 94,910
Recurring | Level 3    
Liabilities that are measured at fair value on a recurring basis    
Assets, fair value 0 0
Recurring | Commercial paper    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 12,479 15,606
Recurring | Commercial paper | Level 1    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 0 0
Recurring | Commercial paper | Level 2    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 12,479 15,606
Recurring | Commercial paper | Level 3    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 0 0
Recurring | Corporate notes    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 43,372 51,328
Recurring | Corporate notes | Level 1    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 0 0
Recurring | Corporate notes | Level 2    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 43,372 51,328
Recurring | Corporate notes | Level 3    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 0 0
Recurring | U.S. government securities    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 22,382 0
Recurring | U.S. government securities | Cash and cash equivalents    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 19,900  
Recurring | U.S. government securities | Level 1    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 0 0
Recurring | U.S. government securities | Level 2    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 22,382 0
Recurring | U.S. government securities | Level 3    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 0 0
Recurring | U.S. government agency bonds    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 17,467 27,976
Recurring | U.S. government agency bonds | Cash and cash equivalents    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value   6,500
Recurring | U.S. government agency bonds | Level 1    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 0 0
Recurring | U.S. government agency bonds | Level 2    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 17,467 27,976
Recurring | U.S. government agency bonds | Level 3    
Liabilities that are measured at fair value on a recurring basis    
Debt securities, fair value 0 0
Recurring | Money market funds    
Liabilities that are measured at fair value on a recurring basis    
Money market funds 7,620 1,262
Recurring | Money market funds | Level 1    
Liabilities that are measured at fair value on a recurring basis    
Money market funds 7,620 1,262
Recurring | Money market funds | Level 2    
Liabilities that are measured at fair value on a recurring basis    
Money market funds 0 0
Recurring | Money market funds | Level 3    
Liabilities that are measured at fair value on a recurring basis    
Money market funds $ 0 $ 0