Stock-Based Compensation (Details) (USD $)	3 Months Ended		9 Months Ended
	Nov. 01, 2014	Nov. 02, 2013	Nov. 01, 2014	Nov. 02, 2013
Stock-based compensation expense by type [Abstract]
Stock options	$ 19,000	$ 17,000	$ 449,000	$ 340,000
Restricted stock unit awards, including performance-based	122,000	1,321,000	3,059,000	4,207,000
Employee stock purchases	25,000	26,000	81,000	84,000
Director deferred compensation	18,000	34,000	52,000	96,000
Total stock-based compensation expense	184,000	1,398,000	3,641,000	4,727,000
Income tax benefit recognized	60,000	516,000	1,342,000	1,745,000
Stock-based compensation expense, net of income tax	124,000	882,000	2,299,000	2,982,000
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)	2,115	1,994	6,796	6,860
Weighted-average grant date fair value of stock options granted (in dollars per share)	$ 15.36	$ 21.51	$ 23.38	$ 17.68
Grant date fair value of shares purchased through the employee stock purchase plan (in dollars per share)	$ 9.50	$ 12.94	$ 11.16	$ 12.34
Purchase price paid for stock purchased through the employee stock purchase plan (in dollars per share)	$ 36.24	$ 47.40	$ 42.35	$ 46.03
Total compensation costs related to nonvested restricted stock unit awards not yet recognized	$ 8,600,000		$ 8,600,000
Weighted-average period over which nonvested restricted stock unit awards are expected to be recognized (in years)	2 years 4 months 24 days
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Awarded (in shares)	1,244	810	19,219	19,251
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Awarded (in shares)	0	0	63,399	62,625
Performance-based Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Awarded (in shares)	0	0	25,300	36,700
Deferred Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Awarded (in shares)	411	601	10,740	8,076