Equity - Option Activity Rollforward (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended			6 Months Ended		12 Months Ended
	Feb. 01, 2022	Jul. 31, 2022	Apr. 30, 2022	Jul. 31, 2021	Jul. 31, 2022	Jul. 31, 2021	Jan. 31, 2021	Jan. 31, 2022
Shares Available for Grant (in thousands)
Shares authorized (in shares)			15,619,000
Options granted (shares)		0	642,000	0		0
Options canceled (in shares)		180,000	400,000
Shares available for grant, ending (in shares)		55,207,000			55,207,000
Number of Options Outstanding (in thousands)
Shares outstanding, beginning (in shares)	42,043,000	39,837,000	42,043,000		42,043,000
Options granted (in shares)		0	642,000	0		0
Options exercise (in shares)		(1,494,000)	(2,448,000)
Options canceled (in shares)		(180,000)	(400,000)
Shares outstanding, ending (in shares)		38,163,000	39,837,000		38,163,000
Weighted- Average Exercise Price
Shares outstanding, beginning balance (in dollars per share)	$ 7.53	$ 10.84	$ 7.53		$ 7.53
Granted (in dollars per share)			207.56
Exercises (in dollars per share)		5.65	6.18
Canceled (in dollars per share)		7.32	6.98
Shares outstanding, ending balance (in dollars per share)		$ 11.06	$ 10.84		$ 11.06
Weighted-average remaining contractual life		6 years 6 months	6 years 8 months 12 days				6 years 10 months 24 days
Aggregate Intrinsic Value (in thousands)
Aggregate intrinsic value		$ 5,336,155	$ 6,421,133		$ 5,336,155			$ 11,283,299
Vested and exercisable (in shares)		26,233,000			26,233,000
Vested and exercisable, weighted average share price (in dollars per share)		$ 7.39			$ 7.39
Vested and exercisable, weighted average remaining contractual life		6 years 2 months 12 days
Vested and exercisable, intrinsic value		$ 3,741,879			$ 3,741,879
2020 Equity Incentive Plan:
Shares Available for Grant (in thousands)
Shares available for grant, beginning (in shares)	45,446,000	55,679,000	45,446,000		45,446,000
Shares authorized (in shares)	15,600,000
Shares available for grant, ending (in shares)			55,679,000
RSUs
Shares Available for Grant (in thousands)
RSU's granted (in shares)		(1,374,000)	(5,763,000)
Shares withheld (in shares)		260,000	292,000
RSU's forfeited (in shares)		462,000	327,000