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Restricted Stock Non-Vested Restricted Stock Table (Details) (USD $)
0 Months Ended 3 Months Ended 9 Months Ended
Nov. 25, 2013
Jun. 19, 2013
Oct. 03, 2012
Jun. 14, 2012
Nov. 30, 2011
Nov. 02, 2013
Oct. 27, 2012
Nov. 02, 2013
Oct. 27, 2012
Jun. 13, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Share-based compensation               $ 2,368,000 $ 2,403,000  
Restricted Stock [Member]
                   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Share-based compensation           162,000 319,000 564,000 1,331,000  
Number of non-management board members granted shares   $ 6               $ 5
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested [Roll Forward]                    
Non-vested shares outstanding, beginning of period               772,000    
Granted 436,000 44,000 300,000 50,000 453,000     44,000    
Vested               443,000    
Forfeited               (17,000)    
Non-vested shares outstanding, end of period     150,000     356,000   356,000    
Share-based Compensation Arrangement by Share based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]                    
Non-vested outstanding, Weighted Average Grant Date Fair Value, February 2, 2013               $ 3.00    
Granted, Weighted Average Grant Date Fair Value               $ 5.15    
Vested, Weighted Average Grant Date Fair Value               $ 4.04    
Forfeited, Weighted Average Grant Date Fair Value               $ 2.02    
Non-vested outstanding, Weighted Average Grant Date Fair Value, May 4, 2013           $ 2.02   $ 2.02