Description of the Business and Summary of Significant Accounting Policies and Practices (Details 2) $ in Thousands	12 Months Ended
	Jan. 28, 2017 USD ($) subsidiary	Jan. 30, 2016 USD ($)	Jan. 31, 2015 USD ($)
Net Royalty Revenue
Deferred royalties, current	$ 7,891	$ 14,252
Gift Cards
Number of subsidiaries that issue gift cards | subsidiary	1
Gift card breakage revenue	$ 800	500	$ 1,100
Loyalty Programs
Expiration period of unredeemed points (in months)	6 months
Expiration period of unredeemed awards (in months)	2 months
U.S. retail business
Gift Cards
Gift card breakage rate (as a percent)	5.70%
Canadian retail business
Gift Cards
Gift card breakage rate (as a percent)	4.40%
Accrued expenses
Loyalty Programs
Aggregate dollar value of the loyalty program accruals included in accrued expenses	$ 4,000	4,600
Deferred royalties | Accrued expenses
Net Royalty Revenue
Deferred royalties, current	6,100	14,000
Deferred royalties | Other long-term liabilities
Net Royalty Revenue
Deferred royalties, noncurrent	$ 16,400	$ 16,000