Equity (Details)	12 Months Ended	23 Months Ended
	Jan. 31, 2024 USD ($) vote $ / shares shares	Jan. 31, 2024 USD ($) vote $ / shares shares	Sep. 30, 2023 USD ($)	Jan. 31, 2023 USD ($) $ / shares shares	Mar. 31, 2022 USD ($)	Apr. 30, 2017 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Preferred stock shares authorized (in shares)	50,000,000	50,000,000		50,000,000		50,000,000
Preferred stock par value (in dollars per share) | $ / shares	$ 0.001	$ 0.001		$ 0.001		$ 0.001
Preferred stock shares issued (in shares)	0	0		0
Preferred stock shares outstanding (in shares)	0	0		0
Common stock shares authorized (in shares)	500,000,000	500,000,000		500,000,000
Common stock par value (in dollars per share) | $ / shares	$ 0.001	$ 0.001		$ 0.001
Common stock number of votes | vote	1	1
Treasury stock (in shares)	23,330,254	23,330,254		20,349,613
Total value of shares repurchased | $	$ 112,241,000	$ 112,241,000		$ 89,328,000
Share Repurchase Program 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock repurchase program, authorized amount | $					$ 100,000,000
Additional authorized amount | $			$ 50,000,000
Shares repurchased during period (in shares)	2,980,641	16,824,920
Value of shares repurchased during period | $	$ 22,900,000	$ 100,300,000
Stock repurchase program, remaining authorized repurchase amount | $	$ 49,700,000	$ 49,700,000