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Fair Value Measurements (Tables)
 12 Months Ended
Dec. 31, 2023
Summary of Held-to-maturity debt securities at amortized cost in the financial statements These securities are classified as held-to-maturity and all have been purchased with original maturities of 90 days or less. Held-to-maturity debt securities are recorded at amortized cost in the financial statements.

 

 

 

As of December 31, 2023

 

 

 

Amortized Cost

 

 

Unrealized Gains

 

 

Unrealized Losses

 

 

Aggregate Fair Value

 

U.S. Treasury Securities

 

$

129,113

 

 

$

28

 

 

$

—

 

 

$

129,141

 

 

 

 

 

As of December 31, 2022

 

 

 

Amortized Cost

 

 

Unrealized Gains

 

 

Unrealized Losses

 

 

Aggregate Fair Value

 

U.S. Treasury Securities

 

$

144,319

 

 

$

45

 

 

$

—

 

 

$

144,364