Fair Value Measurement (Tables)

12 Months Ended

Jan. 31, 2020

Fair Value Disclosures [Abstract]

Schedule of Financial Assets and Liabilities According to the Fair Value Hierarchy, Measured at Fair Value

The following table represents our financial assets according to the fair value hierarchy, measured at fair value as of January 31, 2020 (in thousands):

	Level 1		Level 2		Total
Cash equivalents:
Money market funds	$	34,596	$	—	$	34,596
Marketable securities:
Asset-backed securities	—		68,429		68,429
Corporate notes and obligations	—		200,117		200,117
Commercial paper	—		46,467		46,467
Municipal securities	—		20,930		20,930
Certificates of deposit	—		15,015		15,015
U.S. treasury securities	—		24,596		24,596
Total financial assets	$	34,596	$	375,554	$	410,150

The following table represents our financial assets according to the fair value hierarchy, measured at fair value as of January 31, 2019 (in thousands):

	Level 1		Level 2		Total
Cash equivalents:
Money market funds	$	29,966	$	—	$	29,966
Commercial paper	—		9,158		9,158
Reverse repurchase agreements	—		5,000		5,000
Certificates of deposits	—		4,000		4,000
Marketable securities:
Asset-backed securities	—		63,585		63,585
Corporate notes and obligations	—		140,735		140,735
Commercial paper	—		101,720		101,720
Certificates of deposit	—		46,571		46,571
U.S. treasury securities	14,950		6,985		21,935
Foreign government obligations	—		4,000		4,000
Total financial assets	$	44,916	$	381,754	$	426,670