Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2023	Jul. 31, 2022
Statement of Comprehensive Income [Abstract]
Net loss	$ (60,361)	$ (120,378)	$ (92,262)	$ (242,939)
Other comprehensive income (loss), net of tax:
Unrealized (loss) gain on available-for-sale marketable securities, net	(161)	159	(18)	(301)
Foreign currency translation adjustments	1,593	550	3,912	552
Other comprehensive income, net	1,432	709	3,894	251
Comprehensive loss	$ (58,929)	$ (119,669)	$ (88,368)	$ (242,688)