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Investments
 3 Months Ended
Mar. 31, 2022
Investments, Debt and Equity Securities [Abstract]  
Investments

6. Investments

Marketable securities consist of the following (in thousands):

 

 

 

March 31, 2022

 

 

 

Amortized Cost

 

 

Unrealized Gains

 

 

Unrealized Losses

 

 

Fair Value

 

Commercial paper

 

$

11,877

 

 

$

—

 

 

$

—

 

 

$

11,877

 

Corporate bonds

 

 

7,047

 

 

 

—

 

 

 

(6

)

 

 

7,041

 

U.S. Government agencies

 

 

5,980

 

 

 

1

 

 

 

—

 

 

 

5,981

 

Total

 

$

24,904

 

 

$

1

 

 

$

(6

)

 

$

24,899

 

 

There were no impairments of the Company’s assets measured and carried at fair value during the three months ended March 31, 2022.