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Accumulated other comprehensive income (loss) - Reclassifications out of AOCI (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
May 02, 2020 | May 04, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Cost of sales | $ 648.3 | $ 932.3
Interest expense, net | 7.1 | 9.2
Other operating income, net | 3.6 | 0.0
Other non-operating income, net | 0.1 | 0.3
Income before income taxes | (306.6) | (11.5)
Income taxes | 109.5 | 1.5
Net income (loss) | (197.1) | (10.0)
Reclassification out of Accumulated Other Comprehensive Income |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Net income (loss) | (7.8) | (0.2)
Losses (gains) on cash flow hedges | Reclassification out of Accumulated Other Comprehensive Income |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Net income (loss) | (8.1) | (0.4)
Losses (gains) on cash flow hedges, excluding dedesignated | Reclassification out of Accumulated Other Comprehensive Income |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Income before income taxes | (0.8) | (0.5)
Losses (gains) on cash flow hedges, excluding dedesignated | Reclassification out of Accumulated Other Comprehensive Income | Foreign currency contracts |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Cost of sales | 0.0 | (0.3)
Losses (gains) on cash flow hedges, excluding dedesignated | Reclassification out of Accumulated Other Comprehensive Income | Interest rate swaps |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Interest expense, net | 0.0 | (0.6)
Losses (gains) on cash flow hedges, excluding dedesignated | Reclassification out of Accumulated Other Comprehensive Income | Commodity contracts |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Cost of sales | (0.8) | 0.4
Losses (gains) on dedesignating cash flow hedges | Reclassification out of Accumulated Other Comprehensive Income |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Income before income taxes | (9.9) | 0.0
Income taxes | 2.6 | 0.1
Losses (gains) on dedesignating cash flow hedges | Reclassification out of Accumulated Other Comprehensive Income | Foreign currency contracts |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other operating income, net | (0.6) | 0.0
Losses (gains) on dedesignating cash flow hedges | Reclassification out of Accumulated Other Comprehensive Income | Commodity contracts |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other operating income, net | (9.3) | 0.0
Defined benefit pension plan items | Reclassification out of Accumulated Other Comprehensive Income |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Income before income taxes | 0.3 | 0.3
Income taxes | 0.0 | (0.1)
Net income (loss) | 0.3 | 0.2
Actuarial gains (losses) | Reclassification out of Accumulated Other Comprehensive Income |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other non-operating income, net | 0.1 | 0.3
Prior service credits (costs) | Reclassification out of Accumulated Other Comprehensive Income |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other non-operating income, net | $ 0.2 | $ 0.0

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