Income Taxes - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Income Tax Disclosure [Abstract]
Valuation allowance	$ (340,951)	$ (291,751)
Valuation allowance, deferred tax asset, increase (decrease), amount	49,200	$ 72,800
Deferred tax assets, operating loss carryforwards, domestic	721,200
Deferred tax assets, operating loss carryforwards, state and local	390,600
Deferred tax assets, operating loss carryforwards, foreign	202,800
Deferred tax assets, operating loss carryforwards, subject to expiration	5,900
Deferred tax assets, operating loss carryforwards, not subject to expiration	$ 2,900