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Fair Value Measurements (Tables)
6 Months Ended
Jun. 30, 2020
Fair Value Disclosures [Abstract]  
Fair Value Hierarchy for Assets and Liabilities Measured at Fair Value on Recurring Basis
The following table presents our fair value hierarchy for assets measured at fair value on a recurring basis as of June 30, 2020 and December 31, 2019 (in thousands):
 
 Fair value as of June 30, 2020
 TotalLevel 1Level 2Level 3
Assets:
Cash equivalents$22,397  $22,397  $—  $—  
$22,397  $22,397  $—  $—  
 
 Fair value as of December 31, 2019
 TotalLevel 1Level 2Level 3
Assets:
Cash equivalents$8,909  $8,909  $—  $—  
$8,909  $8,909  $—  $—