Fair Value Measurement (Tables)

6 Months Ended

Jul. 31, 2022

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 July 31, 2022 and January 31, 2022 (in thousands): 

	As of July 31, 2022
	Level 1		Level 2		Total
Financial assets:
Money market	$	1,058,074	$	—	$	1,058,074
Total cash equivalents	1,058,074		—		1,058,074
Commercial paper	—		27,244		27,244
Corporate bonds	—		70,073		70,073
Municipal bonds	—		19,267		19,267
Total marketable securities	—		116,584		116,584
Total	$	1,058,074	$	116,584	$	1,174,658

	As of January 31, 2022
	Level 1		Level 2		Total
Financial assets:
Money market	$	1,056,555	$	—	$	1,056,555
Total cash equivalents	1,056,555		—		1,056,555
Commercial paper	—		15,343		15,343
Corporate bonds	—		91,432		91,432
Municipal bonds	—		9,165		9,165
Total marketable securities	—		115,940		115,940
Total	$	1,056,555	$	115,940	$	1,172,495