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Marketable Securities (Tables)
 6 Months Ended
Jun. 30, 2022
Marketable Securities [Abstract]  
Summary of Company's Investments

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

 

 

 

June 30, 2022

 

 

 

Amortized
Cost

 

 

Unrealized
Gain

 

 

Unrealized
(Loss)

 

 

Estimated
Fair Value

 

Commercial paper

 

$

136,544

 

 

$

30

 

 

$

(558

)

 

$

136,016

 

Government and agency securities

 

 

40,139

 

 

 

—

 

 

 

(551

)

 

 

39,588

 

Corporate debt securities

 

 

6,054

 

 

 

—

 

 

 

(64

)

 

 

5,990

 

Total

 

$

182,737

 

 

$

30

 

 

$

(1,173

)

 

$

181,594

 

 

 

 

December 31, 2021

 

 

 

Amortized
Cost

 

 

Unrealized
Gain

 

 

Unrealized
(Loss)

 

 

Estimated
Fair Value

 

Commercial paper

 

$

179,151

 

 

$

38

 

 

$

(47

)

 

$

179,142

 

Corporate debt securities

 

 

31,244

 

 

 

—

 

 

 

(58

)

 

 

31,186

 

Government and agency securities

 

 

15,040

 

 

 

—

 

 

 

(11

)

 

 

15,029

 

Total

 

$

225,435

 

 

$

38

 

 

$

(116

)

 

$

225,357