Stockholders’ Deficit - Restricted Stock Units Roll Forward (Details) - Restricted stock units	6 Months Ended
	Jul. 31, 2025 $ / shares shares
Number of RSUs
Unvested as at the beginning of the period (in shares) | shares	22,215,749
Granted (in shares) | shares	6,801,117
Vested (in shares) | shares	(5,246,077)
Forfeited (in shares) | shares	(1,398,941)
Unvested as as at the end of the period (in shares) | shares	22,371,848
Vested and not yet released (in shares) | shares	59,059
Outstanding (in shares) | shares	22,430,907
Weighted-Average Grant Date Fair Value
Unvested as at the beginning of the period (in dollars per share) | $ / shares	$ 31.30
Granted (in dollars per share) | $ / shares	61.91
Vested (in dollars per share) | $ / shares	27.57
Forfeited (in dollars per share) | $ / shares	33.34
Unvested as at the end of the period (in dollars per share) | $ / shares	41.35
Vested and not yet released (in dollars per share) | $ / shares	35.77
Outstanding (in dollars per share) | $ / shares	$ 41.34