Organization and Description of Business (Details) - USD ($) $ / shares in Units, $ in Billions	1 Months Ended
	Jul. 31, 2021	Jan. 31, 2022	Jul. 01, 2021	Jan. 31, 2021	Jan. 31, 2020	Jan. 31, 2019
Class of Stock [Line Items]
Share price (in USD per share)	$ 35	$ 35
Sale of stock, consideration received on transaction	$ 1.4
Redeemable convertible preferred stock, shares outstanding (in shares)		0		167,058,113	113,523,948	97,686,390
Class A Common Stock
Class of Stock [Line Items]
Sale of stock, number of shares issued in transaction (in shares)	41,678,568
Redeemable convertible preferred stock
Class of Stock [Line Items]
Redeemable convertible preferred stock, shares outstanding (in shares)			167,058,113
Class B Common Stock
Class of Stock [Line Items]
Conversion of redeemable convertible preferred stock to common stock upon initial public offering (in shares)	169,787,200
Conversion of redeemable convertible preferred stock to common stock upon initial public offering, not on a one-for-one basis (in shares)	34,134,270
Series E
Class of Stock [Line Items]
Redeemable convertible preferred stock, shares outstanding (in shares)			31,405,183	31,405,183
Over-Allotment Option
Class of Stock [Line Items]
Sale of stock, number of shares issued in transaction (in shares)	5,250,000
Private Placement
Class of Stock [Line Items]
Sale of stock, number of shares issued in transaction (in shares)	1,428,568