Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
Statement of Comprehensive Income [Abstract]
Net loss	$ (378,678)	$ (271,101)	$ (117,573)
Other comprehensive income (loss):
Other comprehensive loss	(6,821)	0	0
Foreign currency translation adjustments	0	289	366
Total comprehensive loss	$ (385,499)	$ (270,812)	$ (117,207)