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Fair Value - Summary of the Company's Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Fair value    
Debt securities $ 481,333  
Contingent consideration   $ 23,000
Recurring Basis    
Fair value    
Cash equivalents 19,927  
Contingent consideration   23,048
Assets, Total 501,260 449,425
Recurring Basis | Level 1    
Fair value    
Cash equivalents 19,927  
Assets, Total 184,145 96,597
Recurring Basis | Level 2    
Fair value    
Assets, Total 0 329,780
Recurring Basis | Level 3    
Fair value    
Contingent consideration   23,048
Assets, Total 317,115 23,048
U.S. government and agency debt securities | Recurring Basis    
Fair value    
Debt securities 204,023 126,139
U.S. government and agency debt securities | Recurring Basis | Level 1    
Fair value    
Debt securities 164,218 96,597
U.S. government and agency debt securities | Recurring Basis | Level 2    
Fair value    
Debt securities 39,805 29,542
Corporate debt securities | Recurring Basis    
Fair value    
Debt securities 216,243 196,478
Corporate debt securities | Recurring Basis | Level 2    
Fair value    
Debt securities 216,243 196,478
Non-U.S. government debt securities | Recurring Basis    
Fair value    
Debt securities 61,067 103,760
Non-U.S. government debt securities | Recurring Basis | Level 2    
Fair value    
Debt securities $ 61,067 $ 103,760