Summary of Significant Accounting Policies - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Feb. 03, 2018	Jan. 28, 2017	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of weeks in fiscal year			371 days	364 days	364 days
Number of weeks in fiscal year	P14W	P13W	P53W	P52W	P52W
Accounts receivable reserves for estimated uncollectible amounts	$ 6,008	$ 6,022	$ 6,008	$ 6,022
Net receivables due from customers under the ValuePay installment program	88,452	91,839	88,452	91,839
Provision for doubtful accounts			9,852	11,949	$ 11,795
Purchasing and receiving costs			10,660	9,557	10,730
Restricted cash and investments	450	450	450	450
Inventory obsolescence provision write downs			3,757	5,589	7,172
Marketing and advertising costs			4,530	3,723	$ 3,300
Credit facilities	$ 73,899	$ 85,388	$ 73,899	$ 85,388