Consolidated Condensed Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data	Jul. 31, 2011	Jan. 30, 2011
Consolidated Condensed Balance Sheets
Allowance for doubtful accounts, receivables	$ 4,780	$ 4,597
Accumulated depreciation	$ 81,748	$ 77,243
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	250,000,000	250,000,000
Common stock, shares issued	78,136,144	78,136,144
Common stock, shares outstanding	65,882,908	63,927,740
Treasury stock, shares	12,253,236	14,208,404