Reportable Segment Information - (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 30, 2016	Aug. 01, 2015	Jul. 30, 2016	Aug. 01, 2015	Jan. 30, 2016
Segment Reporting Information [Line Items]
Total revenues	$ 238,887	$ 251,269	$ 526,860	$ 535,168
Depreciation	5,672	5,554	11,348	10,928
Interest and other income	1,377	834	4,305	1,402
Total Assets	651,915		651,915		$ 642,344
Capital expenditures	3,922	6,823	9,952	11,402
Income Before Taxes	17,978	24,955	68,159	72,944
ReportableSegmentsMemberRetail [Member]
Segment Reporting Information [Line Items]
Total revenues	237,645	249,919	524,348	532,412
Depreciation	5,660	5,541	11,323	10,903
Interest and other income	1,377	834	4,305	1,402
Total Assets	597,791		597,791		540,941
Capital expenditures	3,922	6,823	9,952	11,402
Income Before Taxes	17,481	24,479	67,319	71,997
ReportableSegmentsMemberCredit [Member]
Segment Reporting Information [Line Items]
Total revenues	1,242	1,350	2,512	2,756
Depreciation	12	13	25	25
Interest and other income	0	0	0	0
Total Assets	54,124		54,124		$ 101,403
Capital expenditures	0	0	0	0
Income Before Taxes	$ 497	$ 476	$ 840	$ 947