Commitments and Contingencies (Details) $ in Millions				6 Months Ended	12 Months Ended
	Jul. 30, 2020 defendant	Jun. 11, 2020 defendant	Apr. 08, 2020 defendant	Jul. 31, 2024 USD ($)	Jan. 31, 2024 USD ($)	Jul. 17, 2023 USD ($)	Jan. 31, 2023 USD ($)	Nov. 17, 2021 lawsuit
Other Commitments [Line Items]
Increase in purchase obligations with terms of greater than 12 months				$ 75.4
Number of derivative lawsuits | lawsuit								3
Pending Litigation | Violation Of Securities Act Section 10(b), 20(a), and Rule 10b-5
Other Commitments [Line Items]
Amount of payment agreed upon						$ 150.0
Settled Litigation | Violation Of Securities Act Section 10(b), 20(a), and Rule 10b-5
Other Commitments [Line Items]
Payments for legal settlements					$ 60.0
Payments for legal settlements, gross					150.0
Payments for legal settlements, net of insurance payment					90.0
Loss contingency accrual							$ 7.5
Aggregate legal settlement charge					$ 52.5
Violation Of Securities Act Section 10(b), 20(a), and Rule 10b-5
Other Commitments [Line Items]
Loss contingency, number of defendants | defendant	8	9	2