Business Segments and Sales by Product Group (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 28, 2017 USD ($)	Oct. 29, 2016 USD ($)	Oct. 28, 2017 USD ($) Segment	Oct. 29, 2016 USD ($)
Net sales by significant product groups [Line Items]
Net sales	$ 150,212	$ 151,636	$ 455,504	$ 475,695
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Number of Reportable Segments | Segment			1
Jewelry & Watches [Member]
Net sales by significant product groups [Line Items]
Net sales	53,586	57,138	$ 165,359	179,284
Home & Consumer Electronics [Member]
Net sales by significant product groups [Line Items]
Net sales	36,240	34,083	97,564	98,647
Beauty [Member]
Net sales by significant product groups [Line Items]
Net sales	20,566	18,718	63,445	65,082
Fashion & Accessories [Member]
Net sales by significant product groups [Line Items]
Net sales	26,468	26,335	84,231	84,854
All other (primarily shipping & handling revenue) [Member]
Net sales by significant product groups [Line Items]
Net sales	$ 13,352	$ 15,362	$ 44,905	$ 47,828