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Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2020
Fair Value Disclosures [Abstract]  
Summary of Financial Assets and Liabilities Measured and Recorded at Fair Value on Recurring Basis
The following table presents our financial assets measured and recorded at fair value on a recurring basis using the above input categories:
 As of December 31, 2020
 Level 1Level 2Level 3Total
 (in thousands)
Description:
Assets:
Money market funds$152,570 $— $— $152,570 
U.S. Government agencies83,587 — — 83,587 
Commercial paper— 34,766 — 34,766 
Corporate bonds— 24,192 — 24,192 
Agency bonds— 3,999 — 3,999 
Asset-backed securities— 2,419 — 2,419 
Foreign currency forward contracts designated as cash flow hedges— 432 — 432 
Total assets$236,157 $65,808 $— $301,965 

 As of December 31, 2019
 Level 1Level 2Level 3Total
 (in thousands)
Description:
Assets:
Money market funds$106,781 $— $— $106,781 
Corporate bonds— 60,878 — 60,878 
U.S. Government agencies36,979 — — 36,979 
Commercial paper— 19,966 — 19,966 
Agency bonds— 12,242 — 12,242 
Asset-backed securities— 8,980 — 8,980 
Total assets$143,760 $102,066 $— $245,826