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Income Taxes - Narrative (Details) - USD ($) $ in Millions | Jul. 26, 2020 | Jan. 26, 2020
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Income Tax Disclosure [Abstract] |  |
Net tax benefits, if recognized, would impact the effective tax rate | $ 9.5 | $ 8.6

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- Definition The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 + Details
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