Summary of Significant Accounting Policies - Investment in Equity Interests (Details) - USD ($) $ in Millions |
3 Months Ended | ||
|---|---|---|---|
Jul. 29, 2017 |
Feb. 03, 2018 |
Jul. 30, 2016 |
|
| Accounting Policies [Abstract] | |||
| Investment in Homage, LLC | $ 10.6 | $ 10.1 | |
| Increase in equity method investment during period | $ 0.5 |