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Cash, Cash Equivalents and Short-Term Investments (Tables)
9 Months Ended
Sep. 30, 2020
Cash, Cash Equivalents and Short-Term Investments  
Schedule of Securities Classified as Cash, Cash Equivalents and Short-Term Investments

September 30, 2020

Gross Unrealized

    

Amortized Cost

    

Gains

    

Losses

    

Fair Value

Cash and cash equivalents:

 

  

 

  

 

  

 

  

Money market funds

$

83,011

$

$

$

83,011

Commercial paper

 

6,499

 

 

 

6,499

Cash

1,499

1,499

Total cash and cash equivalents

91,009

91,009

Short-term investments

 

  

 

  

 

 

  

Commercial paper

$

41,625

$

30

$

(1)

$

41,654

Corporate bonds

39,219

58

(3)

39,274

U.S. government-sponsored agency bonds

9,334

3

9,337

Asset-backed securities

 

3,221

 

2

 

 

3,223

U.S. treasury notes

 

999

 

1

 

 

1,000

Total short-term investments

94,398

94

(4)

94,488

Total cash equivalents and short-term investments

$

185,407

$

94

$

(4)

$

185,497

December 31, 2019

Gross Unrealized

    

Amortized Cost

    

Gains

    

Losses

    

Fair Value

Cash and cash equivalents:

 

  

 

  

 

  

 

  

Money market funds

$

147,208

$

$

$

147,208

Commercial paper

 

19,357

 

3

 

 

19,360

Corporate bonds

 

11,441

 

 

 

11,441

Cash

 

3,124

 

 

 

3,124

Total cash and cash equivalents

181,130

3

181,133

Short-term investments

 

  

 

  

 

 

  

Commercial paper

$

36,667

$

14

$

$

36,681

Corporate bonds

 

21,690

 

6

 

(3)

 

21,693

Asset-backed securities

 

8,005

 

 

 

8,005

Total short-term investments

66,362

20

(3)

66,379

Total cash equivalents and short-term investments

$

247,492

$

23

$

(3)

$

247,512