Segment information - Assets by Segment (Details) - USD ($) $ in Millions	Aug. 02, 2025	Feb. 01, 2025	Aug. 03, 2024
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 5,342.8	$ 5,726.6	$ 5,613.8
Reportable segments \| North America
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	4,727.5	5,045.8	5,054.3
Reportable segments \| International segment
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	368.2	381.0	375.9
Reportable segments \| Other
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	92.8	93.2	98.9
Corporate and unallocated
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 154.3	$ 206.6	$ 84.7

Amount of asset recognized for present right to economic benefit.

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+ Details