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Marketable Securities (Tables)
 6 Months Ended
Jun. 30, 2023
Marketable Securities [Abstract]  
Summary of marketable securities The balances consisted of the following securities (in thousands):
Adjusted CostUnrealized Gain/(Loss) Fair Value
Corporate Bonds$19,594 $(1,295)$18,299 
U.S. Treasury16,355 (988)15,367 
U.S. Agency and Government Sponsored Securities6,899 (556)6,343 
U.S. States and Municipalities10,265 (776)9,489 
Total$53,113 $(3,615)$49,498 
The balances consisted of the following securities (in thousands):
Adjusted CostUnrealized Gain/(Loss) Fair Value
Corporate Bonds$40,823 $(2,579)$38,244 
U.S. Treasury20,869 (1,313)19,556 
Mortgage-Backed5,980 (606)5,374 
U.S. Agency and Government Sponsored Securities10,781 (1,221)9,560 
U.S. States and Municipalities11,801 (895)10,906 
Asset-Backed67 (1)66 
Total$90,321 $(6,615)$83,706 
Summary of investments classified by contractual maturity date
The contractual maturities of the Company’s marketable investments as of June 30, 2023 were as follows (in thousands):
Fair Value
Due within 1 year$13,821 
Due after 1 year through 5 years35,677 
Total$49,498