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Fair Value of Financial Instruments - Summary of Fair Value of Financial Instrument (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Assets:    
Money market funds $ 35,047 $ 57,018
Total short-term investments 175,346 177,272
Total 210,393 234,290
Commercial Paper    
Assets:    
Total short-term investments 21,287 21,272
Corporate Debt Securities    
Assets:    
Total short-term investments 97,965 111,466
U.S. Government Securities    
Assets:    
Total short-term investments 56,094 44,534
Quoted Prices in Active Markets for Identical Assets (Level 1)    
Assets:    
Money market funds 35,047 57,018
Total 35,047 57,018
Significant Other Observable Inputs (Level 2)    
Assets:    
Total short-term investments 175,346 177,272
Total 175,346 177,272
Significant Other Observable Inputs (Level 2) | Commercial Paper    
Assets:    
Total short-term investments 21,287 21,272
Significant Other Observable Inputs (Level 2) | Corporate Debt Securities    
Assets:    
Total short-term investments 97,965 111,466
Significant Other Observable Inputs (Level 2) | U.S. Government Securities    
Assets:    
Total short-term investments $ 56,094 $ 44,534