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U.S. Government Securities (Tables)
9 Months Ended
Sep. 30, 2021
Investments, Debt and Equity Securities [Abstract]  
Summary of the carrying value and the fair value of securities
The following table summarizes the carrying value and fair value of the Company’s securities by the contractual maturity date as of September 30, 2021:
Carrying ValueFair Value
Due in 1 year$130,103 $135,205 
TOTAL$130,103 $135,205