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Fair Value Measurements (Tables)
3 Months Ended
Apr. 30, 2021
Fair Value Disclosures [Abstract]  
Summary of Fair Value Hierarchy for Financial Assets and Liabilities Measured at Fair Value on Recurring Basis
The following table summarizes the Company’s fair value hierarchy for its financial assets and liabilities measured at fair value on a recurring basis at April 30, 2021 (in thousands):
 
Level 1Level 2Level 3Total
Cash equivalents:(1)
Money market funds
$146,111 $— $— $146,111 
Marketable securities:
U.S. treasury securities
— 227,066 — 227,066 
Corporate notes and bonds
— 10,490 — 10,490 
Certificate of deposit
— 280 — 280 
Total assets
$146,111 $237,836 $— $383,947 

(1)Included in cash and cash equivalents.
The following table summarizes the Company’s fair value hierarchy for its financial assets and liabilities measured at fair value on a recurring basis at January 31, 2021 (in thousands):
 
Level 1Level 2Level 3Total
Cash equivalents:(1)
Money market funds
$90,437 $— $— $90,437 
Marketable securities:
U.S. treasury securities
— 268,169 — 268,169 
Corporate notes and bonds
— 14,587 — 14,587 
Certificates of deposit
— 280 — 280 
Total assets
$90,437 $283,036 $— $373,473 
Derivative liabilities:(2)
Foreign currency forward contracts not designated as hedges
$— $47 $— $47 
Total liabilities
$— $47 $— $47 

(1)Included in cash and cash equivalents.
(2)The derivative liabilities were related to foreign currency forward contracts at a notional amount of $2.9 million. The derivative liabilities were included in the accrued expenses and other current liabilities on the Company’s condensed consolidated balance sheets at January 31, 2021. The foreign currency forward contracts were accounted for as an economic hedge and as a result the changes in the fair value of the derivative assets and liabilities were recognized in the Company’s condensed consolidated statements of operations. The changes in the fair value during the year ended January 31, 2021 were not material.