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Fair Value Measurements - Schedule of Assets Measured at Fair Value on Recurring Basis (Details) - USD ($)
$ in Thousands
Jun. 30, 2022
Mar. 31, 2022
Dec. 31, 2021
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Marketable securities $ 405,577   $ 519,629
Fair Value, Recurring      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Restricted cash 6,113   6,116
Total 478,908   568,927
Fair Value, Recurring | Money Market Fund      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Cash equivalents 56,233   43,182
Fair Value, Recurring | US government agencies      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Marketable securities, current 59,029   32,170
Marketable securities, non-current 29,067   47,363
Fair Value, Recurring | Corporate Bonds      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Cash equivalents 10,985    
Marketable securities, current 160,986   192,791
Marketable securities, non-current 27,793   60,652
Fair Value, Recurring | US Treasuries      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Marketable securities, current 95,380   169,481
Marketable securities, non-current 33,322   17,172
Fair Value, Recurring | Level 1      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Restricted cash 6,113   6,116
Total 290,129   315,484
Fair Value, Recurring | Level 1 | Money Market Fund      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Cash equivalents 56,233   43,182
Fair Value, Recurring | Level 1 | US government agencies      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Marketable securities, current 59,029   32,170
Marketable securities, non-current 29,067   47,363
Fair Value, Recurring | Level 1 | Corporate Bonds      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Cash equivalents 10,985    
Marketable securities, current 0   0
Marketable securities, non-current 0   0
Fair Value, Recurring | Level 1 | US Treasuries      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Marketable securities, current 95,380   169,481
Marketable securities, non-current 33,322   17,172
Fair Value, Recurring | Level 2      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Restricted cash 0   0
Total 188,779   253,443
Fair Value, Recurring | Level 2 | Money Market Fund      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Cash equivalents 0   0
Fair Value, Recurring | Level 2 | US government agencies      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Marketable securities, current 0   0
Marketable securities, non-current 0   0
Fair Value, Recurring | Level 2 | Corporate Bonds      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Cash equivalents 0    
Marketable securities, current 160,986   192,791
Marketable securities, non-current 27,793   60,652
Fair Value, Recurring | Level 2 | US Treasuries      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Marketable securities, current 0   0
Marketable securities, non-current 0   0
Fair Value, Recurring | Level 3      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Cash equivalents     0
Restricted cash 0   0
Total 0    
Fair Value, Recurring | Level 3 | Money Market Fund      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Cash equivalents 0   0
Fair Value, Recurring | Level 3 | US government agencies      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Marketable securities, current 0   0
Marketable securities, non-current 0   0
Fair Value, Recurring | Level 3 | Corporate Bonds      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Cash equivalents 0    
Marketable securities, current 0 $ 0 0
Marketable securities, non-current 0   0
Fair Value, Recurring | Level 3 | US Treasuries      
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]      
Marketable securities, current     0
Marketable securities, non-current $ 0   $ 0