CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Loss	Comprehensive Income
Balance at Jan. 30, 2010	$ 443,295	$ 68,557	$ 293,810	$ 374,836	$ (276,217)	$ (17,691)
Balance (in shares) at Jan. 30, 2010		68,557,041			(16,164,074)
Comprehensive income:
Net earnings	36,631			36,631			36,631
Changes in net unrecognized other postretirement benefit costs, net of tax of $5,729, $(1,872) and $344 for year ended 2012, 2011 and 2010, respectively	582					582	582
Fair market value adjustment on derivatives, net of tax of $4,208, $1,499 and $48 for year ended 2012, 2011 and 2010, respectively	81					81	81
Total comprehensive income	37,294						37,294
Cash dividends ($.12 per share and $.12 per share) for year ended 2011 and 2010, respectively	(6,323)			(6,323)
Effect of stock options and related tax benefits	585			(2,023)	2,608
Effect of stock options and related tax benefits (in shares)					96,590
Effect of restricted stock unit conversions	(299)		(1,946)		1,647
Effect of restricted stock unit conversions (in shares)					61,042
Stock compensation expense	3,497		3,497
Dividend reinvestment plan	411			(521)	932
Dividend reinvestment plan (in shares)					34,532
Balance at Jan. 29, 2011	478,460	68,557	295,361	402,600	(271,030)	(17,028)
Balance (in shares) at Jan. 29, 2011		68,557,041			(15,971,910)
Comprehensive income:
Net earnings	28,903			28,903			28,903
Changes in net unrecognized other postretirement benefit costs, net of tax of $5,729, $(1,872) and $344 for year ended 2012, 2011 and 2010, respectively	(3,120)					(3,120)	(3,120)
Fair market value adjustment on derivatives, net of tax of $4,208, $1,499 and $48 for year ended 2012, 2011 and 2010, respectively	2,499					2,499	2,499
Total comprehensive income	28,282						28,282
Cash dividends ($.12 per share and $.12 per share) for year ended 2011 and 2010, respectively	(6,344)			(6,344)
Effect of stock options and related tax benefits	323			(900)	1,223
Effect of stock options and related tax benefits (in shares)					45,321
Effect of employee stock purchase plan	231			(335)	566
Effect of employee stock purchase plan (in shares)					20,963
Effect of restricted stock unit conversions	(239)		(2,136)		1,897
Effect of restricted stock unit conversions (in shares)					70,228
Stock compensation expense	3,237		3,237
Dividend reinvestment plan	379			(487)	866
Dividend reinvestment plan (in shares)					32,076
Balance at Jan. 28, 2012	504,329	68,557	296,462	423,437	(266,478)	(17,649)
Balance (in shares) at Jan. 28, 2012		68,557,041			(15,803,322)
Comprehensive income:
Net earnings	12,810			12,810			12,810
Changes in net unrecognized other postretirement benefit costs, net of tax of $5,729, $(1,872) and $344 for year ended 2012, 2011 and 2010, respectively	9,696					9,696	9,696
Fair market value adjustment on derivatives, net of tax of $4,208, $1,499 and $48 for year ended 2012, 2011 and 2010, respectively	6,973					6,973	6,973
Total comprehensive income	29,479						29,479
Effect of stock options and related tax benefits	2,299		375	(5,494)	7,418
Effect of stock options and related tax benefits (in shares)					274,769
Effect of employee stock purchase plan	462			(605)	1,067
Effect of employee stock purchase plan (in shares)					39,552
Effect of restricted stock unit conversions	46		(2,457)		2,503
Effect of restricted stock unit conversions (in shares)					92,703
Stock compensation expense	1,299		1,299
Treasury stock repurchases	(342)				(342)
Treasury stock repurchases (in shares)					(35,000)
Balance at Feb. 02, 2013	$ 537,572	$ 68,557	$ 295,679	$ 430,148	$ (255,832)	$ (980)
Balance (in shares) at Feb. 02, 2013		68,557,041			(15,431,298)