Discontinued Operations and Dispositions - Discontinued Operations (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Feb. 01, 2020 |
Feb. 02, 2019 |
Feb. 03, 2018 |
|
| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | |||
| Proceeds from Divestiture of Businesses | $ 5.2 | $ 727.9 | $ 58.5 |
| Gain (Loss) on Disposition of Business | (9.1) | 100.8 | 6.4 |
| Discontinued Operations, Disposed of by Sale [Member] | Spring Mobile [Member] | |||
| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | |||
| Proceeds from Divestiture of Businesses | 727.9 | ||
| DispositionSalePrice | 700.0 | ||
| DispositionTransactionCosts | 10.5 | ||
| DispositionWorkingCapitalAdjustments | 5.5 | 38.4 | |
| Gain (Loss) on Disposition of Business | (5.5) | 100.8 | $ 0.0 |
| DIspositionGainLossonSaleNetofTax | $ 65.4 | ||
| Disposition Working Capital Adjustments, net of tax | $ 4.2 | ||