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Financial Instruments - Investments in Debt and Marketable Equity Securities Disclosure (Details) - USD ($)
$ in Thousands
Jun. 30, 2024
Dec. 31, 2023
Jun. 30, 2023
Dec. 31, 2022
Cost or Amortized Cost        
Cash and cash equivalents, at carrying value $ 201,812 $ 149,759 $ 118,776 $ 232,200
Restricted cash 756 1,241 2,377 2,406
Cash, cash equivalents, and restricted cash:        
Cash, cash equivalents, and restrict cash balance 202,568 151,000 $ 121,264 $ 242,246
Fair Value, Measurements, Recurring        
Cost or Amortized Cost        
Restricted cash 756 1,241    
Cash, cash equivalents, and available-for-sale debt securities, amortized cost 202,568 196,141    
Unrealized Gains (Losses)        
Unrealized Gains 0 1    
Unrealized Losses 0 (41)    
Estimated Fair Value        
Cash equivalents 148,890 115,276    
Cash, cash equivalents, and available-for-sale debt securities 202,568 196,101    
Cash, cash equivalents, and restricted cash:        
Cash, cash equivalents, and restrict cash balance 202,568 151,000    
Long-term Investments        
Debt Securities, Available-for-Sale, Excluding Accrued Interest, Noncurrent 0 3,149    
Debt Securities, Available-for-Sale, Excluding Accrued Interest, Current 0 41,952    
U.S. treasury securities | Fair Value, Measurements, Recurring        
Cost or Amortized Cost        
Debt securities, available for sale, estimated fair value   13,869    
Unrealized Gains (Losses)        
Unrealized Gains   1    
Unrealized Losses   (27)    
Estimated Fair Value        
Debt securities, available-for-sale, amortized cost   13,895    
Long-term Investments        
Debt Securities, Available-for-Sale, Excluding Accrued Interest, Noncurrent   3,149    
Debt Securities, Available-for-Sale, Excluding Accrued Interest, Current   10,720    
Agency bonds | Fair Value, Measurements, Recurring        
Cost or Amortized Cost        
Debt securities, available for sale, estimated fair value   31,232    
Unrealized Gains (Losses)        
Unrealized Gains   0    
Unrealized Losses   (14)    
Estimated Fair Value        
Debt securities, available-for-sale, amortized cost   31,246    
Long-term Investments        
Debt Securities, Available-for-Sale, Excluding Accrued Interest, Noncurrent   0    
Debt Securities, Available-for-Sale, Excluding Accrued Interest, Current   31,232    
Cash | Fair Value, Measurements, Recurring        
Cost or Amortized Cost        
Cash and cash equivalents, at carrying value 52,922 34,483    
Estimated Fair Value        
Cash equivalents 52,922 34,483    
Cash, cash equivalents, and restricted cash:        
Cash, cash equivalents, and restrict cash balance 52,922 34,483    
Money markets funds | Fair Value, Measurements, Recurring        
Cost or Amortized Cost        
Cash and cash equivalents, at carrying value 148,890 115,276    
Estimated Fair Value        
Cash equivalents 148,890 115,276    
Cash, cash equivalents, and restricted cash:        
Cash, cash equivalents, and restrict cash balance $ 148,890 $ 115,276