Share-Based Compensation (Schedule of Restricted Stock Units Compensation Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 30, 2016	Jan. 31, 2015	Feb. 01, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	$ 7,491	$ 6,190	$ 5,567
Less: Income tax benefit	2,937	2,397	2,136
Total share-based compensation expense, net of income tax benefit	4,554	3,793	3,431
Restricted Stock Units for Non-Employee Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	704	2,707	3,258
Less: Income tax benefit	276	1,053	1,267
Total share-based compensation expense, net of income tax benefit	$ 428	$ 1,654	$ 1,991