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Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2020
Fair Value Disclosures [Abstract]  
Schedule of the Company's Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis
The following table presents the Company’s financial assets that have been measured at fair value on a recurring basis:
DescriptionTotalLevel 1Level 2Level 3
December 31, 2020
Money market funds$281,783 $281,783 $— $— 
Total assets at fair value$281,783 $281,783 $— $— 
December 31, 2019
Money market funds$20,970 $20,970 $— $— 
Investments:
Certificates of deposit245 245 — — 
U.S. treasury notes31,675 31,675 — — 
Commercial paper9,722 9,722 — 
Total assets at fair value$62,612 $52,890 $9,722 $—