Condensed Consolidated Statements of Stockholders’ Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit
Common stock, shares outstanding, beginning balance (in shares) at Jan. 31, 2023		348,330,481
Beginning balance at Jan. 31, 2023	$ 354,992	$ 35	$ 1,528,104	$ (16,384)	$ (1,156,763)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under stock plans, net of tax withholding (in shares)		2,278,764
Issuance of common stock under stock plans, net of tax withholding	915		915
Issuance of common stock upon ESPP purchase (in shares)		562,829
Issuance of common stock upon ESPP purchase	4,875		4,875
Issuance of common stock in connection with ATM offerings, net of issuance costs (in shares)		1,909,028
Issuance of common stock in connection with ATM offerings, net of issuance costs	17,516		17,516
Vesting of early exercised stock options	14		14
Stock-based compensation	23,964		23,964
Net loss	(79,388)				(79,388)
Other comprehensive income (loss)	4,591			4,591
Common stock, shares outstanding, ending balance (in shares) at Apr. 30, 2023		353,081,102
Ending balance at Apr. 30, 2023	$ 327,479	$ 35	1,575,388	(11,793)	(1,236,151)
Common stock, shares outstanding, beginning balance (in shares) at Jan. 31, 2024	421,116,720	421,116,720
Beginning balance at Jan. 31, 2024	$ 327,676	$ 42	1,957,932	(15,926)	(1,614,372)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under stock plans, net of tax withholding (in shares)		2,163,379
Issuance of common stock under stock plans, net of tax withholding	498		497
Issuance of common stock upon ESPP purchase (in shares)		1,853,535
Issuance of common stock upon ESPP purchase	3,025		3,025
Stock-based compensation	20,598		20,598
Net loss	(71,799)				(71,799)
Other comprehensive income (loss)	$ (2,074)			(2,074)
Common stock, shares outstanding, ending balance (in shares) at Apr. 30, 2024	425,133,634	425,133,634
Ending balance at Apr. 30, 2024	$ 277,924	$ 43	$ 1,982,052	$ (18,000)	$ (1,686,171)