Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 31, 2022	Oct. 31, 2021	Oct. 31, 2022	Oct. 31, 2021
Income Tax Disclosure [Abstract]
Discrete tax benefit			$ 9.7
Effective income tax rate reconciliation, percent	(0.60%)	(0.40%)	2.70%	(0.30%)