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Short-Term Investments (Tables)
 12 Months Ended
Dec. 31, 2022
Investments, Debt and Equity Securities [Abstract]  
Schedule of Company's Short-Term Investments

The following table summarizes the Company’s short-term investments (in thousands):

 

 

 

Maturity

 

Amortized

 

 

Unrealized

 

 

Unrealized

 

 

Estimated

 

 

 

(in years)

 

Cost

 

 

Gains

 

 

Losses

 

 

Fair Value

 

December 31, 2022

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U.S. treasury securities

 

1 or less

 

$

12,006

 

 

$

-

 

 

$

(90

)

 

$

11,916

 

Total

 

 

 

$

12,006

 

 

$

-

 

 

$

(90

)

 

$

11,916

 

December 31, 2021

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U.S. treasury securities

 

1 or less

 

$

17,122

 

 

 

 

 

 

(7

)

 

$

17,115

 

U.S. treasury securities

 

>1 and <5

 

 

12,049

 

 

 

 

 

 

(43

)

 

 

12,006

 

Certificates of deposit

 

1 or less

 

 

1,226

 

 

 

 

 

 

(2

)

 

 

1,224

 

Total

 

 

 

$

30,397

 

 

$

-

 

 

$

(52

)

 

$

30,345