Shareholders' Equity (Allocation of Share-based Compensation) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2016	Feb. 01, 2015	Feb. 02, 2014
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Share-based compensation	$ 5,584	$ 4,466	$ 6,452
Direct Operating Expense [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Share-based compensation	2,146	2,145	2,487
General and Administration Expenses [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Share-based compensation	3,438	2,321	3,965
Stock Options [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Share-based compensation	637	1,209	1,865
Restricted Stock Units [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Share-based compensation	$ 4,947	$ 3,257	$ 4,587