Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 27, 2012	Oct. 29, 2011	Oct. 27, 2012	Oct. 29, 2011
Statement of Operations and Comprehensive Income (Loss) [Abstract]
Net sales	$ 370,583	$ 333,508	$ 1,117,901	$ 1,032,823
Cost of sales and related buying, occupancy and distribution expenses	290,719	262,345	829,024	772,583
Gross profit	79,864	71,163	288,877	260,240
Selling, general and administrative expenses	92,472	86,994	279,959	256,671
Store opening costs	1,629	1,578	3,157	5,218
Interest expense, net of income of $0 for each of the thirteen weeks and $0 and $24 for the thirty-nine weeks, respectively	568	1,015	2,350	2,806
Income (loss) before income tax	(14,805)	(18,424)	3,411	(4,455)
Income tax (benefit) expense	(5,947)	(7,118)	1,025	(2,701)
Net income (loss)	(8,858)	(11,306)	2,386	(1,754)
Other comprehensive income:
Amortization of employee benefit related costs net of tax of $39 and $15, for the thirteen weeks and $118 and $45 for the thirty-nine weeks, respectively	64	24	192	73
Total other comprehensive income	64	24	192	73
Comprehensive income (loss)	$ (8,794)	$ (11,282)	$ 2,578	$ (1,681)
Basic and diluted earnings (loss) per share data:
Basic earnings (loss) per share (in dollars per share)	$ (0.28)	$ (0.36)	$ 0.08	$ (0.05)
Basic weighted average shares outstanding (in shares)	31,558	31,139	31,035	33,885
Diluted earnings (loss) per share (in dollars per share)	$ (0.28)	$ (0.36)	$ 0.08	$ (0.05)
Diluted weighted average shares outstanding (in shares)	31,558	31,139	31,301	33,885