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Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2021
Short Term Investments [Abstract]  
Summary of Hierarchy for Assets Measured at Fair Value on a Recurring Basis

The following table presents the hierarchy for assets measured at fair value on a recurring basis (in thousands):

 

 

 

Total Fair

Value

 

 

Quoted

Market

Prices for

Identical

Assets

(Level 1)

 

 

Other

Observable

Inputs

(Level 2)

 

 

Unobservable

Inputs

(Level 3)

 

As of March 31, 2021

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Money market funds

 

$

12,394

 

 

$

12,394

 

 

$

 

 

$

 

As of December 31, 2020

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Money market funds

 

$

18,394

 

 

$

18,394

 

 

$

 

 

$