Employee Benefit Plan (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2023	Oct. 31, 2022
Restructuring Cost and Reserve [Line Items]
Defined contribution plan, cost	$ 0.2	$ 0.6	$ 2.0	$ 2.0
ISRAEL
Restructuring Cost and Reserve [Line Items]
Severance costs	$ 0.8	$ 1.0	$ 2.6	$ 2.9