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Summary of Significant Accounting Policies Prepaid expenses and OCA (Details) - USD ($) $ in Millions | Jul. 31, 2021 | Jan. 30, 2021 | Aug. 01, 2020
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Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |  |  |
Prepaid expense | $ 23.4 | $ 19.0 | $ 18.8
Other current assets | $ 46.1 | $ 39.1 | $ 40.2

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