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Loans, overdrafts and long-term debt - Loans, overdrafts and long-term debt (Details) - USD ($) $ in Millions	Nov. 02, 2019	Feb. 02, 2019	Nov. 03, 2018
Debt Instrument [Line Items]
Total debt	$ 795.5	$ 734.0	$ 989.0
Less: Current portion of loans and overdrafts	(5.0)	(78.8)	(322.6)
Less: Unamortized debt issuance costs	(1.7)	(5.6)	(6.0)
Total long-term debt	788.8	649.6	660.4
Bank Overdrafts
Debt Instrument [Line Items]
Total debt	5.0	40.1	4.1
Senior Unsecured Notes Due in 2024 | Senior Unsecured Notes
Debt Instrument [Line Items]
Total debt	147.5	399.0	399.0
Senior Asset-Based Credit Facility | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Total debt	543.0	0.0	0.0
Senior Asset-Based Credit Facility | Line of Credit | Term Loan Facility
Debt Instrument [Line Items]
Total debt	100.0	0.0	0.0
Credit Facility | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Total debt	0.0	0.0	282.0
Credit Facility | Line of Credit | Term Loan Facility
Debt Instrument [Line Items]
Total debt	$ 0.0	$ 294.9	$ 303.9

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- Definition

Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

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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.

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

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