Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2023	Apr. 30, 2022
Valuation Allowance [Line Items]
Provision for income taxes	$ 3,632	$ 4,789
Effective tax rate	(12.80%)	(4.10%)
Unrecognized tax benefits which would impact the effective tax rate if recognized	$ 2,300
Liability pertaining to uncertain tax positions	1,500
Japan
Valuation Allowance [Line Items]
Deferred tax valuation allowance	$ 0