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Short-term Investments
 12 Months Ended
Dec. 31, 2024
Investments, Debt and Equity Securities [Abstract]  
Short-term Investments Short-term Investments
The following is a summary of our short term investment as of December 31, 2024 and 2023:
December 31,
20242023
Corporate bonds, at par value$80,000 $90,000 
Demand notes325 1,484 
80,325 91,484 
Less discount(525)(1,036)
$79,800 $90,448 
The average interest rate on the investments was 5.20% and 5.65% at December 31, 2024 and December 31, 2023, respectively.