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Loans, overdrafts and long-term debt - Schedule of Loans, Overdrafts and Long-term Debt (Details) - USD ($) $ in Millions	Apr. 29, 2023	Jan. 28, 2023	Apr. 30, 2022
Debt Instrument [Line Items]
Gross debt	$ 147.7	$ 147.7	$ 147.7
Less: Unamortized debt issuance costs	(0.2)	(0.3)	(0.6)
Total long-term debt	147.5	147.4	147.1
Senior unsecured notes due 2024, net of unamortized discount | Senior Unsecured Notes
Debt Instrument [Line Items]
Gross debt	$ 147.7	$ 147.7	$ 147.7

X

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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- Definition

Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

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- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

+ References

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