Consolidated Balance Sheets (Parenthetical) - USD ($) shares in Thousands, $ in Thousands	Jan. 31, 2022	Jan. 31, 2021
Accounts receivable, allowance for doubtful accounts	$ 2,566	$ 2,879
Convertible preferred stock, par value (in dollars per share)	$ 0.00001	$ 0.00001
Convertible preferred stock, shares authorized (in shares)	0	297,973
Convertible preferred stock, shares issued (in shares)	0	294,257
Convertible preferred stock, shares outstanding (in shares)	0	294,257
Preferred stock, par value (in dollars per share)	$ 0.00001	$ 0.00001
Preferred stock, shares authorized (in shares)	20,000	0
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Class A Common Stock
Common stock, par value (in dollars per share)	$ 0.00001	$ 0.00001
Common stock, shares authorized (in shares)	2,000,000	581,000
Common stock, shares issued (in shares)	458,773	75,177
Common stock, shares outstanding (in shares)	458,773	75,177
Class B Common Stock
Common stock, par value (in dollars per share)	$ 0.00001	$ 0.00001
Common stock, shares authorized (in shares)	115,741	115,741
Common stock, shares issued (in shares)	82,453	110,653
Common stock, shares outstanding (in shares)	82,453	110,653