CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Jan. 31, 2023	Jan. 31, 2022
Accounts receivable, allowances	$ 13	$ 20
Class A Common Stock
Common stock, par value (dollars per share)	$ 0.000015	$ 0.000015
Common stock, shares authorized (in shares)	1,000,000,000	1,000,000,000
Common stock, shares issued (in shares)	88,823,000	30,597,000
Common stock, shares outstanding (in shares)	88,823,000	30,597,000
Class B Common Stock
Common stock, par value (dollars per share)	$ 0.000015	$ 0.000015
Common stock, shares authorized (in shares)	200,000,000	200,000,000
Common stock, shares issued (in shares)	101,145,000	151,570,000
Common stock, shares outstanding (in shares)	101,145,000	151,570,000