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Other operating income (loss) - Components of Other Operating Income, Net (Details) - USD ($) $ in Millions | 12 Months Ended
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Jan. 30, 2021 | Feb. 01, 2020 | Feb. 02, 2019
Other Income and Expenses [Abstract] |  |  |
Interest income from in-house customer finance programs | $ 4.2 | $ 0.0 | $ 22.8
Shareholder litigation charge, net of insurance recoveries | (7.5) | (33.2) | 0.0
De-designated cash flow hedges | 9.9 | 0.0 | 0.0
Other | (4.2) | 3.6 | 3.4
Other operating income (loss) | $ 2.4 | $ (29.6) | $ 26.2

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- Definition Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349 + Details
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