Commitments and Contingencies (Details) $ in Millions	3 Months Ended
	Jul. 30, 2016 USD ($) Lease	Jan. 30, 2016 USD ($)
Commitments and Contingencies [Abstract]
Capital lease obligation	$ 3.4	$ 3.6
Capital lease obligation included in short-term liabilities	0.5	0.5
Capital lease obligation included in long-term liabilities	$ 2.9	3.1
Stores opened | Lease	14
Stores closed | Lease	8
Increase in retail store lease commitments | Lease	6
Annual Bonuses and Equity Incentive Awards [Abstract]
Annual bonus related expenses included in accrued payroll expenses	$ 2.1	$ 3.2
Minimum [Member]
Other Commitments [Line Items]
Initial Lease Termination Dates	May 2021
Maximum [Member]
Other Commitments [Line Items]
Initial Lease Termination Dates	October 2026