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Commitments and Contingencies (Details) - USD ($) $ in Millions |  | 12 Months Ended
--- | --- | ---
Mar. 04, 2015 | Jan. 27, 2017 | Jan. 29, 2016
Tax Years 2005 - 2007 and 2009 - 2012 [Member] [Member] |  |  |
Gain Contingencies |  |  |
Recovery of excessive taxes and interest | $ 6.5 |  |
Tax Years 2005 - 2006 |  |  |
Gain Contingencies |  |  |
Recovery of excessive taxes and interest | 1.6 | $ 2.4 |
Tax Year 2008 |  |  |
Gain Contingencies |  |  |
Recovery of excessive taxes and interest |  |  | $ 0.9
Selling and Administrative Costs | Tax Years 2007, 2009 and 2010 |  |  |
Gain Contingencies |  |  |
Recovery of excessive taxes and interest | $ 1.6 |  |

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