Stockholders’ Equity and Equity Incentive Plans - Schedule of Restricted Stock Units Activity Under Equity Incentive Plan (Details) - RSUs	9 Months Ended
	Oct. 31, 2023 $ / shares shares
RSUs
Beginning balance (in shares) | shares	21,868,533
Granted (in shares) | shares	17,141,593
Vested (in shares) | shares	(8,747,679)
Cancelled/forfeited (in shares) | shares	(3,772,653)
Ending balance (in shares) | shares	26,489,794
Weighted- Average Grant Date Fair Value Per Share
Beginning balance (in dollars per share) | $ / shares	$ 109.31
Granted (in dollars per share) | $ / shares	69.01
Vested (in dollars per share) | $ / shares	105.71
Cancelled/forfeited (in dollars per share) | $ / shares	102.10
Ending balance (in dollars per share) | $ / shares	$ 85.46