Fair Value Measurement (Tables)

9 Months Ended

Oct. 31, 2023

Fair Value Disclosures [Abstract]

Schedule of Financial Instruments Measured at Fair Value on Recurring Basis

The following tables present the fair value hierarchy of our financial assets measured at fair value on a recurring basis as of October 31, 2023 and January 31, 2023 (in thousands): 

	As of October 31, 2023
	Level 1		Level 2		Total
Money market	$	468,683	$	—	$	468,683
Total cash equivalents	468,683		—		468,683
Commercial paper	—		23,853		23,853
Treasury bills and U.S. government securities	602,777		—		602,777
Corporate bonds	—		5,611		5,611
Municipal bonds	—		998		998
Agency bonds	180,858		—		180,858
Total marketable securities	783,635		30,462		814,097
Total	$	1,252,318	$	30,462	$	1,282,780

	As of January 31, 2023
	Level 1		Level 2		Total
Money market	$	319,801	$	—	$	319,801
Treasury bills	9,968		—		9,968
Total cash equivalents	329,769		—		329,769
Commercial paper	—		62,470		62,470
Treasury bills and U.S. government securities	234,540		—		234,540
Corporate bonds	—		46,486		46,486
Municipal bonds	—		6,308		6,308
Agency bonds	7,912		—		7,912
Total marketable securities	242,452		115,264		357,716
Total	$	572,221	$	115,264	$	687,485