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Subsequent Event (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended			0 Months Ended
	Jan. 30, 2015	Oct. 31, 2014	Aug. 01, 2014	May 02, 2014	Jan. 31, 2014	Nov. 01, 2013	Aug. 02, 2013	May 03, 2013	Jan. 30, 2015	Jan. 31, 2014	Feb. 01, 2013	Mar. 24, 2015
Subsequent Event [Line Items]
Merchandise sales and services, net	$ 504,566us-gaap_SalesRevenueNet	$ 373,082us-gaap_SalesRevenueNet	$ 347,222us-gaap_SalesRevenueNet	$ 330,483us-gaap_SalesRevenueNet	$ 530,428us-gaap_SalesRevenueNet	$ 383,852us-gaap_SalesRevenueNet	$ 329,561us-gaap_SalesRevenueNet	$ 319,035us-gaap_SalesRevenueNet	$ 1,555,353us-gaap_SalesRevenueNet	$ 1,562,876us-gaap_SalesRevenueNet	$ 1,585,927us-gaap_SalesRevenueNet
Cost of sales (excluding depreciation and amortization)									819,422us-gaap_CostOfGoodsAndServicesSold	852,539us-gaap_CostOfGoodsAndServicesSold	881,817us-gaap_CostOfGoodsAndServicesSold
Other operating expense, net									3,250us-gaap_OtherCostAndExpenseOperating	70us-gaap_OtherCostAndExpenseOperating	70us-gaap_OtherCostAndExpenseOperating
Operating income	60,453us-gaap_OperatingIncomeLoss	35,098us-gaap_OperatingIncomeLoss	25,298us-gaap_OperatingIncomeLoss	18,794us-gaap_OperatingIncomeLoss	74,724us-gaap_OperatingIncomeLoss	23,271us-gaap_OperatingIncomeLoss	18,386us-gaap_OperatingIncomeLoss	11,960us-gaap_OperatingIncomeLoss	139,643us-gaap_OperatingIncomeLoss	128,341us-gaap_OperatingIncomeLoss	82,003us-gaap_OperatingIncomeLoss
Income tax expense									46,758us-gaap_IncomeTaxExpenseBenefit	49,544us-gaap_IncomeTaxExpenseBenefit	32,243us-gaap_IncomeTaxExpenseBenefit
Net income	33,095us-gaap_NetIncomeLoss	17,991us-gaap_NetIncomeLoss	11,845us-gaap_NetIncomeLoss	10,868us-gaap_NetIncomeLoss	45,943us-gaap_NetIncomeLoss	14,279us-gaap_NetIncomeLoss	11,289us-gaap_NetIncomeLoss	7,336us-gaap_NetIncomeLoss	73,799us-gaap_NetIncomeLoss	78,847us-gaap_NetIncomeLoss	49,827us-gaap_NetIncomeLoss
Children's sleepwear recall \| Subsequent Event
Subsequent Event [Line Items]
Merchandise sales and services, net												(3,427)
Cost of sales (excluding depreciation and amortization)												(1,725)
Other operating expense, net												3,011
Operating income												(4,713)
Income tax expense												(1,869)
Net income												$ (2,844)