Stockholders’ Equity and Equity Incentive Plans - Summary of Restricted Stock Units Activity Under Equity Incentive Plan (Details) - RSUs	6 Months Ended
	Jul. 31, 2024 $ / shares shares
RSUs
Beginning balance (in shares) | shares	26,040,557
Granted (in shares) | shares	8,361,293
Vested (in shares) | shares	(6,778,788)
Canceled/forfeited (in shares) | shares	(1,932,193)
Ending balance (in shares) | shares	25,690,869
Weighted- Average Grant Date Fair Value Per Share
Beginning balance (in dollars per share) | $ / shares	$ 83.14
Granted (in dollars per share) | $ / shares	62.62
Vested (in dollars per share) | $ / shares	86.27
Canceled/forfeited (in dollars per share) | $ / shares	81.53
Ending balance (in dollars per share) | $ / shares	$ 75.76