Employee Incentive Plans - Schedule of Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	9 Months Ended	12 Months Ended
	Oct. 31, 2022	Jan. 31, 2022
Number of Options
Number of options, outstanding beginning of period (in shares)	7,984,078
Number of options, granted (in shares)	0
Number of options, exercised (in shares)	(1,177,880)
Number of options, expired (in shares)	(24,833)
Number of options, forfeited (in shares)	(151,841)
Number of options, outstanding end of period (in shares)	6,629,524	7,984,078
Vested and exercisable, number of options (in shares)	5,855,640
Weighted- Average Exercise Price
Options outstanding, weighted average exercise price beginning of period (in dollars per share)	$ 39.59
Options granted, weighted average exercise price (in dollars per share)	0
Options exercised, weighted average exercise price (in dollars per share)	12.41
Options expired, weighted average exercise price (in dollars per share)	195.71
Options forfeited, weighted average exercise price (in dollars per share)	62.73
Options outstanding, weighted average exercise price end of period (in dollars per share)	43.30	$ 39.59
Vested and exercisable, weighted average exercise price (in dollars per share)	$ 27.07
Additional Disclosures
Options outstanding, weighted average remaining contractual term	4 years 7 months 6 days	5 years 2 months 12 days
Options outstanding, aggregate intrinsic value	$ 249,207	$ 1,314,031
Vested and exercisable, weighted average remaining contractual term	4 years 1 month 6 days
Vested and exercisable, aggregate intrinsic value	$ 242,916