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Non-Cash Stock Compensation Expense (Parenthetical) (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
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Oct. 30, 2021 | Oct. 31, 2020 | Oct. 30, 2021 | Oct. 31, 2020
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |  |  |  |
Non-Cash Stock Compensation tax benefit | $ 3.1 | $ 2.3 | $ 9.2 | $ 8.3

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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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