Stock-Based Compensation (Details) (USD $)	3 Months Ended
	May 03, 2014	May 04, 2013
Stock-based compensation expense by type [Abstract]
Stock options	$ 412,000	$ 309,000
Restricted stock unit awards, including performance-based	2,051,000	1,986,000
Employee stock purchases	37,000	42,000
Director deferred compensation	17,000	30,000
Total stock-based compensation expense	2,517,000	2,367,000
Income tax benefit recognized	933,000	876,000
Stock-based compensation expense, net of income tax	1,584,000	1,491,000
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Awarded (in shares)	1,759	2,312
Shares of common stock purchased during the period under the employee stock purchase plan (in shares)	3,101	3,481
Weighted-average grant date fair value of stock options granted (in dollars per share)	$ 24.22	$ 17.52
Grant date fair value of shares purchased through the employee stock purchase plan (in dollars per share)	$ 15.19	$ 12.04
Purchase price paid for stock purchased through the employee stock purchase plan (in dollars per share)	$ 44.95	$ 44.80
Total compensation costs related to nonvested restricted stock unit awards not yet recognized	$ 11,200,000
Weighted-average period over which nonvested restricted stock unit awards are expected to be recognized (in years)	2 years 9 months 18 days
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Awarded (in shares)	16,996	17,623
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Awarded (in shares)	62,503	62,625
Performance-based Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Awarded (in shares)	25,300	36,700
Deferred Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Awarded (in shares)	10,006	6,897