Segment information - Assets by Segment (Details) - USD ($) $ in Millions	May 02, 2026	Jan. 31, 2026	May 03, 2025
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 5,728.9	$ 5,952.1	$ 5,451.9
Reportable segments \| North America
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	4,931.1	5,098.5	4,871.1
Reportable segments \| International segment
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	482.3	483.4	385.8
Reportable segments \| Other
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	77.0	83.7	92.0
Corporate and unallocated
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 238.5	$ 286.5	$ 103.0

Amount of asset recognized for present right to economic benefit.

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+ Details