Stockholders’ Deficit - Schedule of Stock Options Roll Forward (Details) $ / shares in Units, $ in Thousands	6 Months Ended	12 Months Ended
	Jul. 31, 2025 USD ($) $ / shares shares	Jan. 31, 2025 USD ($) $ / shares shares
Number of Options
Outstanding, beginning of period (in shares) | shares	9,570,134
Granted (in shares) | shares	0
Exercised (in shares) | shares	(437,882)
Cancelled (in shares) | shares	(3,647)
Outstanding, end of period (in shares) | shares	9,128,605	9,570,134
Options vested, number of options (in shares) | shares	3,454,279
Options exercisable, number of options (in shares) | shares	3,454,279
Weighted- Average Exercise Price
Outstanding, beginning of period (in dollars per share) | $ / shares	$ 27.80
Granted (in dollars per share) | $ / shares	0
Exercised (in dollars per share) | $ / shares	7.10
Cancelled (in dollars per share) | $ / shares	11.73
Outstanding, end of period (in dollars per share) | $ / shares	28.80	$ 27.80
Options vested, weighted average exercise price per share (in dollars per share) | $ / shares	23.57
Options exercisable, weighted average exercise price per share (in dollars per share) | $ / shares	$ 23.57
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Additional Disclosures [Abstract]
Options outstanding, weighted average remaining contractual term	8 years	8 years 2 months 12 days
Options vested, weighted average remaining contractual term	6 years 9 months 18 days
Options exercisable, weighted average remaining contractual term	6 years 9 months 18 days
Options outstanding, aggregate intrinsic value | $	$ 603,841	$ 435,133
Options exercised, aggregate intrinsic value | $	29,529
Options exercisable, aggregate intrinsic value | $	246,554
Options vested, aggregate intrinsic value | $	$ 246,554