XML 21 R31.htm IDEA: XBRL DOCUMENT v2.4.0.6
Stock-Based Compensation (Details Textuals 1) (USD $)
3 Months Ended 6 Months Ended
Apr. 28, 2012
Jul. 28, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unrecognized compensation expense   $ 5,000,000
Cost expected to recognized over a weighted-average period   1 year 3 months 18 days
Stock Appreciation Rights (SARs)
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Exercise price of SAR's Granted $ 17.17  
Maximum gain on issue of SAR's (Payout) 6.67  
Term of stock appreciation rights from date of grant 5 Years  
Weighted-average fair value of outstanding, non-vested SAR awards   3.57
Unrecognized compensation expense   $ 328,000
Cost expected to recognized over a weighted-average period   1 year 6 months