Income Taxes (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Aug. 01, 2015 |
Aug. 02, 2014 |
Aug. 01, 2015 |
Aug. 02, 2014 |
|
| Income Tax Disclosure [Abstract] | ||||
| Effective income tax rate | 38.50% | 20.60% | 39.30% | 32.70% |
| Tax benefit from the release of uncertain tax positions | $ 1.7 | |||