Summary of Significant Accounting Policies (Deferred Financing Costs) (Details) (USD $)	0 Months Ended	12 Months Ended			0 Months Ended
	Jul. 24, 2012	Jan. 31, 2015	Feb. 01, 2014	Feb. 02, 2013	Oct. 26, 2012	Jul. 27, 2012	May 16, 2012
Debt Instrument [Line Items]
Amortization of deferred financing costs		$ 25,000	$ 251,000	$ 455,000
Repayment of Term Loan Facility	65,300,000	19,500,000	15,000,000	65,500,000
Term Loan Facility [Member]
Debt Instrument [Line Items]
Borrowing under term loan facility							100,000,000
Repayment of Term Loan Facility		19,500,000	15,000,000	65,500,000	300,000	65,300,000
Write off of deferred debt issuance cost		$ 200,000	$ 300,000	$ 1,600,000