CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (USD $) In Thousands, except Share data	Common Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Jan. 30, 2010	$ 131,685	$ 268,350	$ 904	$ 400,939
Balance (in shares) at Jan. 30, 2010	39,363,462
Cash dividends paid		(6,288)		(6,288)
Restricted stock grants, cancellations and withholdings, net	113			113
Restricted stock grants, cancellations and withholdings, net (in shares)	156,510
Issuance of shares under employee stock purchase plan	552			552
Issuance of shares under employee stock purchase plan (in shares)	63,680
Repurchased and cancelled shares	(2,989)			(2,989)
Repurchased and cancelled shares (in shares)	(293,000)
Stock-based compensation	1,886			1,886
Exercises of stock options	130			130
Exercises of stock options (in shares)	10,220
Income tax benefit on exercise of stock options	(10)			(10)
Adjustment for postretirement benefits (net of tax)			(32)	(32)
Net income		29,587		29,587
Balance at Jan. 29, 2011	131,367	291,649	872	423,888
Balance (in shares) at Jan. 29, 2011	39,300,872
Cash dividends paid		(7,713)		(7,713)
Restricted stock grants, cancellations and withholdings, net	(285)			(285)
Restricted stock grants, cancellations and withholdings, net (in shares)	280,156
Issuance of shares under employee stock purchase plan	571			571
Issuance of shares under employee stock purchase plan (in shares)	52,526
Repurchased and cancelled shares	(28,482)			(28,482)
Repurchased and cancelled shares (in shares)	(2,447,823)
Stock-based compensation	2,075			2,075
Exercises of stock options	165			165
Exercises of stock options (in shares)	18,063
Income tax benefit on exercise of stock options	(27)			(27)
Adjustment for postretirement benefits (net of tax)			(8)	(8)
Net income		33,428		33,428
Balance at Jan. 28, 2012	105,384	317,364	864	423,612
Balance (in shares) at Jan. 28, 2012	37,203,794
Cash dividends paid		(15,857)		(15,857)
Restricted stock grants, cancellations and withholdings, net	(481)			(481)
Restricted stock grants, cancellations and withholdings, net (in shares)	3,743
Issuance of shares under employee stock purchase plan	657			657
Issuance of shares under employee stock purchase plan (in shares)	54,830
Repurchased and cancelled shares	(9,176)			(9,176)
Repurchased and cancelled shares (in shares)	(649,219)
Stock-based compensation	2,055			2,055
Exercises of stock options	933			933
Exercises of stock options (in shares)	66,912
Income tax benefit on exercise of stock options	(30)			(30)
Adjustment for postretirement benefits (net of tax)			(70)	(70)
Net income		29,629		29,629
Balance at Feb. 02, 2013	$ 99,342	$ 331,136	$ 794	$ 431,272
Balance (in shares) at Feb. 02, 2013	36,680,060