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Marketable Securities (Tables)
 3 Months Ended
Mar. 31, 2021
Marketable Securities  
Summary of marketable securities, classified as available-for-sale

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Gross Unrealized

 

 

 

 

Amortized

 

 

 

 

 

 

 

Fair

 

Cost

 

Gains

    

 

Losses

 

 

Value

March 31, 2021

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U.S. government obligations (maturing in one year or less)

$

7,037

 

$

 2

 

$

 —

 

$

7,039

Corporate debt securities (maturing in one year or less)

 

16,610

 

 

 —

 

 

(2)

 

 

16,608

Total marketable securities

$

23,647

 

$

 2

 

$

(2)

 

$

23,647