Segment information - Long Lived Assets by Region (Details) - USD ($) $ in Millions	Feb. 01, 2025	Feb. 03, 2024
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	$ 1,295.7	$ 1,655.0
Reportable segments | North America
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	1,258.0	1,616.1
Reportable segments | International
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	34.7	36.2
Reportable segments | Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	$ 3.0	$ 2.7