Convertible Preferred Stock and Stockholders' Equity (Deficit) - Summary of Changes In Components of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	$ 1,921,917	$ (803,704)	$ (799,511)
Other comprehensive income (loss), net of tax	(3,287)	23,420	(18,747)
Ending Balance	1,920,158	1,921,917	(803,704)
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	10,899	(12,521)	6,226
Other comprehensive income (loss), net of tax	(3,287)	23,420	(18,747)
Ending Balance	7,612	10,899	(12,521)
Foreign Currency Translation Adjustments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	11,234	(12,504)
Other comprehensive income (loss), net of tax	(3,003)	23,738
Ending Balance	8,231	11,234	(12,504)
Unrealized Gain (Loss) on Marketable Securities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(335)	(17)
Other comprehensive income (loss), net of tax	(284)	(318)
Ending Balance	$ (619)	$ (335)	$ (17)