Description of the Business and Summary of Significant Accounting Policies and Practices (Details 2) (USD $)	12 Months Ended
	Feb. 01, 2014 subsidiary	Feb. 02, 2013	Jan. 28, 2012
Net Royalty Revenue
Deferred royalties, current	$ 15,787,000	$ 12,924,000
Gift Cards
Number of subsidiaries that issue gift cards	1
Gift card breakage revenue	800,000	500,000	700,000
Loyalty Programs
Expiration period of unredeemed points (in months)	6 months
Expiration period of unredeemed awards (in months)	2 months
Accrued expenses
Loyalty Programs
Aggregate dollar value of loyalty program accruals included in accrued liabilities	4,200,000	2,900,000
Accrued expenses | Deferred Royalties
Net Royalty Revenue
Deferred royalties, current	15,400,000	12,900,000
Other long-term liabilities | Deferred Royalties
Net Royalty Revenue
Deferred royalties, noncurrent	$ 44,100,000	$ 34,900,000
U.S. Retail business
Gift Cards
Gift card breakage rate (as a percent)	5.20%
Canadian Retail business
Gift Cards
Gift card breakage rate (as a percent)	4.50%