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Derivatives - Derivative Instruments Designated as Cash Flow Hedges in OCI (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 31, 2021 | Aug. 01, 2020 | Jul. 31, 2021 | Aug. 01, 2020
Movement in Accumulated Other Comprehensive Income [Roll Forward] |  |  |  |
Current period gains (losses) recognized in OCI | $ (0.1) | $ 0.0 | $ (0.2) | $ 0.2
Losses (gains) reclassified from AOCI to net income | 0.3 | (0.9) | 0.5 | (11.6)
Cash Flow Hedging |  |  |  |
Movement in Accumulated Other Comprehensive Income [Roll Forward] |  |  |  |
Gains (losses) recorded in AOCI, beginning of period |  |  | (1.1) |
Gains (losses) recorded in AOCI, end of period | (0.8) | 5.3 | (0.8) | 5.3
Foreign currency contracts | Cash Flow Hedging |  |  |  |
Movement in Accumulated Other Comprehensive Income [Roll Forward] |  |  |  |
Gains (losses) recorded in AOCI, beginning of period | (0.6) | 0.0 | (0.7) | (1.0)
Current period gains (losses) recognized in OCI | (0.2) | 0.0 | (0.2) | 1.6
Gains (losses) recorded in AOCI, end of period | (0.6) | 0.0 | (0.6) | 0.0
Commodity contracts | Cash Flow Hedging |  |  |  |
Movement in Accumulated Other Comprehensive Income [Roll Forward] |  |  |  |
Gains (losses) recorded in AOCI, beginning of period | (0.4) | 6.2 | (0.4) | 17.7
Current period gains (losses) recognized in OCI | 0.1 | 0.0 | 0.0 | (1.4)
Gains (losses) recorded in AOCI, end of period | (0.2) | 5.3 | (0.2) | 5.3
Cost of sales | Foreign currency contracts | Cash Flow Hedging |  |  |  |
Movement in Accumulated Other Comprehensive Income [Roll Forward] |  |  |  |
Losses (gains) reclassified from AOCI to net income | 0.2 | 0.0 | 0.3 | 0.0
Cost of sales | Commodity contracts | Cash Flow Hedging |  |  |  |
Movement in Accumulated Other Comprehensive Income [Roll Forward] |  |  |  |
Losses (gains) reclassified from AOCI to net income | 0.1 | (0.9) | 0.2 | (1.7)
Other operating income, net | Foreign currency contracts | Cash Flow Hedging |  |  |  |
Movement in Accumulated Other Comprehensive Income [Roll Forward] |  |  |  |
Losses (gains) reclassified from AOCI to net income | 0.0 | 0.0 | 0.0 | (0.6)
Other operating income, net | Commodity contracts | Cash Flow Hedging |  |  |  |
Movement in Accumulated Other Comprehensive Income [Roll Forward] |  |  |  |
Losses (gains) reclassified from AOCI to net income | $ 0.0 | $ 0.0 | $ 0.0 | $ (9.3)

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- Definition Amount before tax of increase (decrease) in accumulated equity from transactions and other events and circumstances from non-owner sources, including portion attributable to noncontrolling interest. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners (distributions to owners). + References No definition available. + Details
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- Definition Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 20 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121577181&loc=SL110061190-113977 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=124509347&loc=d3e637-108580 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580 + Details
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