Summary of Significant Accounting Policies - Revenue Recognition (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Jan. 28, 2017 |
Jan. 30, 2016 |
Jan. 31, 2015 |
|
| Accounting Policies [Abstract] | |||
| Shipping and Handling Revenue | $ 9.9 | $ 13.3 | $ 11.3 |
| Sales Return Reserve | 10.0 | 9.9 | |
| Gift Card Liability | 27.5 | 28.3 | |
| Gift Card Breakage | $ 3.6 | $ 3.1 | $ 2.7 |