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Income Taxes (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Oct. 31, 2020 | Nov. 02, 2019 | Oct. 31, 2020 | Nov. 02, 2019 | Feb. 01, 2020
Income Taxes [Line Items] |  |  |  |  |
Effective income tax rate | 14.70% | (26.20%) | 43.90% | (25.70%) |
Net unrecognized tax benefits | $ 267,100,000 | $ 245,800,000 | $ 267,100,000 | $ 245,800,000 | $ 254,800,000
Accrued amounts for interest and penalties | 34,200,000 | $ 29,300,000 | 34,200,000 | $ 29,300,000 | $ 27,900,000
Minimum |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Possible decrease in unrecognized tax benefits that would reduce the provision for taxes on earnings | 0 |  | 0 |  |
Maximum |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Possible decrease in unrecognized tax benefits that would reduce the provision for taxes on earnings | $ 38,000,000 |  | $ 38,000,000 |  |

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- Definition Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d)(3) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + Details
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
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- Definition Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + Details
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