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Marketable Securities (Tables)
6 Months Ended
Jun. 30, 2020
Investments Debt And Equity Securities [Abstract]  
Fair Value of Available for Sale Marketable Securities

At June 30, 2020 and December 31, 2019, the fair value of marketable securities, which were all classified as available for sale, included the following (in thousands):

 

 

 

June 30, 2020

 

 

 

Adjusted

Cost

 

 

Unrealized

Gains

 

 

Unrealized

Losses

 

 

Fair Value

 

Level 2:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Corporate debt securities

 

$

31,965

 

 

$

36

 

 

$

(12

)

 

$

31,989

 

Total

 

$

31,965

 

 

$

36

 

 

$

(12

)

 

$

31,989

 

 

 

 

December 31, 2019

 

 

 

Adjusted

Cost

 

 

Unrealized

Gains

 

 

Unrealized

Losses

 

 

Fair Value

 

Level 2:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Corporate debt securities

 

$

37,325

 

 

$

7

 

 

$

(5

)

 

$

37,327

 

Government-sponsored enterprise debt securities

 

 

4,001

 

 

 

 

 

 

 

 

 

4,001

 

Total

 

$

41,326

 

 

$

7

 

 

$

(5

)

 

$

41,328