Debt Obligations (Details) (USD $)	6 Months Ended
	Aug. 02, 2014	Feb. 01, 2014
Debt Instrument [Line Items]
Total debt obligations	$ 109,578,000	$ 63,225,000
Less: Current portion of debt obligations	2,163,000	2,354,000
Long-term debt obligations	107,415,000	60,871,000
Revolving Credit Facility, maximum borrowing capacity	250,000,000
Revolving Credit Facility, expiration date	Jun. 30, 2016
Aggregate amount of revolving credit facility with accordion feature	350,000,000
Revolving Credit Facility, weighted average interest rate during period	1.70%
Revolving Credit Facility, average daily borrowings	77,800,000
Letters of credit outstanding	9,600,000
Revolving Credit Facility, excess borrowing availability	137,100,000
Accrued Interest	100,000
Revolving Credit Facility
Debt Instrument [Line Items]
Total debt obligations	103,160,000	55,395,000
Finance lease obligations
Debt Instrument [Line Items]
Total debt obligations	5,165,000	5,584,000
Other financing [Member]
Debt Instrument [Line Items]
Total debt obligations	$ 1,253,000	$ 2,246,000