XML 31 R19.htm IDEA: XBRL DOCUMENT v3.23.3
Fair Value Measurements (Tables)
 9 Months Ended
Sep. 30, 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. The following table summarizes the amortized cost and fair value of held-to-maturity securities (in thousands):

 

 

 

September 30, 2023

 

 

 

Amortized Cost

 

 

Unrealized Gains

 

 

Unrealized Losses

 

 

Aggregate Fair Value

 

U.S. treasury securities

 

$

136,256

 

 

$

29

 

 

$

—

 

 

$

136,285