Business Segments and Sales by Product Group (Details) $ in Thousands	3 Months Ended								12 Months Ended
	Feb. 02, 2019 USD ($)	Nov. 03, 2018 USD ($)	Aug. 04, 2018 USD ($)	May 05, 2018 USD ($)	Feb. 03, 2018 USD ($)	Oct. 28, 2017 USD ($)	Jul. 29, 2017 USD ($)	Apr. 29, 2017 USD ($)	Feb. 02, 2019 USD ($) Segment	Feb. 03, 2018 USD ($)	Jan. 28, 2017 USD ($)
Net sales by significant product groups [Line Items]
Net sales	$ 157,619	$ 131,714	$ 150,799	$ 156,505	$ 192,716	$ 150,212	$ 148,949	$ 156,343	$ 596,637	$ 648,220	$ 666,213
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									$ 212,383	230,376	245,202
Home & Consumer Electronics [Member]
Net sales by significant product groups [Line Items]
Net sales									135,184	147,769	144,651
Beauty & Wellness [Member]
Net sales by significant product groups [Line Items]
Net sales									102,099	100,829	101,113
Fashion & Accessories [Member]
Net sales by significant product groups [Line Items]
Net sales									94,295	108,409	109,615
All Other (primarily shipping & handling revenue) [Member]
Net sales by significant product groups [Line Items]
Net sales									$ 52,676	$ 60,837	$ 65,632