Income Taxes - Schedule of Income Taxes (Benefit)/Provision for Continuing Operations by Applying U.S. Federal Statutory Rate (Details) - USD ($) $ in Thousands	3 Months Ended							6 Months Ended		9 Months Ended		12 Months Ended
	Oct. 31, 2024	Jul. 31, 2024	Apr. 30, 2024	Jan. 31, 2024	Oct. 31, 2023	Jul. 31, 2023	Apr. 30, 2023	Jul. 31, 2024	Jul. 31, 2023	Oct. 31, 2024	Oct. 31, 2023	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2023
Schedule of income taxes provision / (benefit) for continuing operations by applying U.S. federal statutory rate
Provision for income taxes at the U.S. statutory rate												$ 5,591	$ 11,333	$ 24,599
Lower effective non-U.S. income tax rate												(1,755)	(1,984)	(2,455)
State and local taxes, net of federal benefit												265	974	1,743
Valuation allowance												955	277	(1,671)
Compensation and benefits												668	(48)	545
Cross-border tax effects												1,762	1,032	122
Other, net												(44)	208	1,377
Total provision for income taxes	$ 2,365	$ 843	$ 2,033	$ 2,348	$ 4,166	$ 2,640	$ 2,638	$ 2,876	$ 5,278	$ 5,241	$ 9,444	$ 7,442	$ 11,792	$ 24,260