Quarterly report pursuant to Section 13 or 15(d)

Fair Value (Tables)

v3.10.0.1
Fair Value (Tables)
 6 Months Ended
Jun. 30, 2018
Fair Value Disclosures [Abstract]  
Schedule of fair value of financial assets and liabilities inputs The following fair value hierarchy tables categorize information regarding our financial assets and liabilities measured at fair value on a recurring basis at December 31, 2017 and June 30, 2018:
 
 
As of December 31, 2017
 
Fair Value Measurement Using
 
Quoted Prices in Active Markets
for Identical
Instruments
(Level 1)
 
Significant Other
Observable
Inputs
(Level 2)
 
Total
 
(in thousands)
Assets
 

 
 

 
 

Money market funds
$
353,303

 
$
—

 
$
353,303

Corporate debt securities
—

 
1,250

 
1,250

Total assets measured at fair value
$
353,303

 
$
1,250

 
$
354,553


 
As of June 30, 2018
 
Fair Value Measurement Using
 
Quoted Prices in Active Markets
for Identical
Instruments
(Level 1)
 
Significant Other
Observable
Inputs
(Level 2)
 
Total
 
(in thousands)
Assets
 

 
 

 
 

Money market funds
$
75,223

 
$
—

 
$
75,223

Commercial paper
—

 
149,606

 
149,606

Corporate debt securities
—

 
26,634

 
26,634

Total assets measured at fair value
$
75,223

 
$
176,240

 
$
251,463