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Share-Based Compensation (Details)
$ in Thousands
12 Months Ended
May 20, 2016
shares
Jul. 07, 2015
shares
May 20, 2014
shares
Mar. 12, 2012
Jan. 28, 2017
USD ($)
plan
shares
Jan. 30, 2016
USD ($)
shares
Jan. 31, 2015
USD ($)
shares
May 19, 2016
shares
May 19, 2014
shares
Jan. 23, 2002
shares
Disclosure of share-based compensation information under stock plans                    
Number of share-based compensation plans | plan         4          
Share-based compensation expense | $         $ 16,908 $ 18,880 $ 15,342      
Stock option                    
Disclosure of share-based compensation information under stock plans                    
Share-based compensation expense | $         2,219 2,113 2,106      
Stock option | Selling, general and administrative expenses                    
Disclosure of share-based compensation information under stock plans                    
Share-based compensation expense | $         $ 2,219          
Stock awards or units                    
Disclosure of share-based compensation information under stock plans                    
Stock awards or units granted (in shares)         1,148,298          
Share-based compensation expense | $         $ 14,544 $ 16,604 $ 12,999      
Stock awards or units | Selling, general and administrative expenses                    
Disclosure of share-based compensation information under stock plans                    
Share-based compensation expense | $         $ 14,544          
Performance-based awards/units                    
Disclosure of share-based compensation information under stock plans                    
Stock awards or units granted (in shares)         476,609          
Performance units                    
Disclosure of share-based compensation information under stock plans                    
Period which award is subject to a performance condition         1 year          
Performance units | Vesting, Tranche one                    
Disclosure of share-based compensation information under stock plans                    
Vesting period         1 year          
Performance units | Minimum | Vesting, annual vesting periods after initial vesting period                    
Disclosure of share-based compensation information under stock plans                    
Vesting period         2 years          
Performance units | Maximum | Vesting, annual vesting periods after initial vesting period                    
Disclosure of share-based compensation information under stock plans                    
Vesting period         3 years          
Target performance units                    
Disclosure of share-based compensation information under stock plans                    
Vesting period         3 years          
Target performance units | Minimum                    
Disclosure of share-based compensation information under stock plans                    
Vesting rights based on the satisfaction of certain performance or market-based criteria (as a percentage)         0.00%          
Period which award is subject to a performance condition         1 year          
Target performance units | Maximum                    
Disclosure of share-based compensation information under stock plans                    
Vesting rights based on the satisfaction of certain performance or market-based criteria (as a percentage)         200.00%          
Period which award is subject to a performance condition         3 years          
Market-based awards/units                    
Disclosure of share-based compensation information under stock plans                    
Vesting period         3 years          
Stock awards or units granted (in shares)         140,457   0      
Period which award is subject to a market condition (in years)         3 years          
Market-based awards/units | Minimum                    
Disclosure of share-based compensation information under stock plans                    
Vesting rights based on the satisfaction of certain performance or market-based criteria (as a percentage)         0.00%          
Market-based awards/units | Maximum                    
Disclosure of share-based compensation information under stock plans                    
Vesting rights based on the satisfaction of certain performance or market-based criteria (as a percentage)         150.00%          
Contingently returnable restricted stock units | CEO                    
Disclosure of share-based compensation information under stock plans                    
Stock awards or units granted (in shares)   150,000                
Implied service period   1 year                
2004 Equity Incentive Plan                    
Disclosure of share-based compensation information under stock plans                    
Extended expiration period for share-based compensation plan (in years)     10 years              
Authorized number of shares     15,000,000   15,000,000       20,000,000  
Extended expiration for the ability to grant certain performance-based awards under the share-based compensation plan (by calendar year)     2019              
Shares available for grant under the plan         4,092,241 4,967,390        
2004 Equity Incentive Plan | Stock option                    
Disclosure of share-based compensation information under stock plans                    
Term of award         10 years          
2004 Equity Incentive Plan | Stock option | Vesting, Tranche one                    
Disclosure of share-based compensation information under stock plans                    
Vesting rights (as a percentage)         25.00%          
Vesting period         9 months 9 months 9 months      
2004 Equity Incentive Plan | Stock option | Vesting, Tranche two                    
Disclosure of share-based compensation information under stock plans                    
Vesting rights (as a percentage)         25.00%          
Vesting period         1 year 1 year 1 year      
2004 Equity Incentive Plan | Stock option | Vesting, Tranche three                    
Disclosure of share-based compensation information under stock plans                    
Vesting rights (as a percentage)         25.00%          
Vesting period         1 year 1 year 1 year      
2004 Equity Incentive Plan | Stock option | Vesting, Tranche four                    
Disclosure of share-based compensation information under stock plans                    
Vesting rights (as a percentage)         25.00%          
Vesting period         1 year 1 year 1 year      
2004 Equity Incentive Plan | Stock awards or units | Vesting, Tranche one                    
Disclosure of share-based compensation information under stock plans                    
Vesting rights (as a percentage)         25.00%          
Vesting period         9 months 9 months 9 months      
2004 Equity Incentive Plan | Stock awards or units | Vesting, Tranche two                    
Disclosure of share-based compensation information under stock plans                    
Vesting rights (as a percentage)         25.00%          
Vesting period         1 year 1 year 1 year      
2004 Equity Incentive Plan | Stock awards or units | Vesting, Tranche three                    
Disclosure of share-based compensation information under stock plans                    
Vesting rights (as a percentage)         25.00%          
Vesting period         1 year 1 year 1 year      
2004 Equity Incentive Plan | Stock awards or units | Vesting, Tranche four                    
Disclosure of share-based compensation information under stock plans                    
Vesting rights (as a percentage)         25.00%          
Vesting period         1 year 1 year 1 year      
Employee Stock Purchase Plan                    
Disclosure of share-based compensation information under stock plans                    
Extended expiration period for share-based compensation plan (in years)       10 years            
Authorized number of shares                   4,000,000
Purchase price of the Company's common stock determined as the lower of the closing price at the beginning or end of the quarterly stock purchase period (expressed as a percentage)         85.00%          
Share-based compensation expense | $         $ 145 $ 163 $ 237      
Minimum holding period for shares purchased after April 1, 2009 under the ESPP (in months)         6 months          
Period before the end of each fiscal quarter prohibited for trading, as per Company's securities trading policy (in days)         14 days          
Period after public announcement of earnings prohibited for trading, as per Company's securities trading policy (in days)         2 days          
2006 Non-Employee Directors Stock Grant and Stock Option Plan                    
Disclosure of share-based compensation information under stock plans                    
Authorized number of shares 1,850,000       1,850,000     2,000,000    
Shares available for grant under the plan         582,639 768,425        
Expiration date for share-based compensation plan Jun. 30, 2026