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Summary of Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2023
Accounting Policies [Abstract]  
Schedule of Marketable Security Measured at Fair Value
The following table summarizes the marketable securities measured at fair value on a recurring basis by level within the fair value hierarchy as of September 30, 2023 (in thousands):
Level 1Level 2Total Fair Value
Marketable investments:
Corporate Bonds$6,042 $– $6,042 
U.S. Treasury4,814 – 4,814 
U.S. agency and government sponsored securities– 1,798 1,798 
U.S. states and municipalities– 3,498 3,498 
Total$10,856 $5,296 $16,152