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Marketable Securities and Cash Equivalents (Tables)
 6 Months Ended
Jun. 30, 2018
Investments Debt And Equity Securities [Abstract]  
Summary of Marketable Securities and Cash Equivalents

The following table summarizes the Company’s marketable securities and cash equivalents as of June 30, 2018. The Company did not hold any marketable securities as of December 31, 2017.

 

 

 

June 30, 2018

 

(in thousands)

 

Amortized

Cost

 

 

Unrealized

Gains

 

 

Unrealized

Losses

 

 

Fair

Value

 

Cash equivalents:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Money market funds

 

$

688

 

 

$

—

 

 

$

—

 

 

$

688

 

Commercial paper

 

 

5,582

 

 

 

—

 

 

 

—

 

 

 

5,582

 

Total cash equivalents

 

$

6,270

 

 

$

—

 

 

$

—

 

 

$

6,270

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Marketable securities:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Corporate debt securities

 

$

2,150

 

 

$

—

 

 

$

(2

)

 

$

2,148

 

Commercial paper

 

 

25,423

 

 

 

—

 

 

 

—

 

 

 

25,423

 

Government securities

 

 

9,972

 

 

 

1

 

 

 

—

 

 

 

9,973

 

Total marketable securities

 

$

37,545

 

 

$

1

 

 

$

(2

)

 

$

37,544

 

Total cash equivalents and marketable securities

 

$

43,815

 

 

$

1

 

 

$

(2

)

 

$

43,814