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Stock-Based Compensation (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 5 Months Ended 9 Months Ended
Jan. 29, 2015
Oct. 03, 2015
Oct. 04, 2014
Jun. 04, 2015
Oct. 03, 2015
Oct. 04, 2014
Jun. 11, 2010
Feb. 05, 2010
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]                
Class Of Warrant Or Right Exercise Price Of Warrants Or Rights1             $ 5.11 $ 3.25
Proceeds From Warrant Exercises $ 812 $ 0 $ 0 $ 3,067 $ 3,879 $ 0    
Class Of Warrant Or Right Outstanding             600,000 250,000
Restricted Stock Units RSU [Member]                
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross         64,487      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value         $ 10.07      
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period         3 years      
Performance Shares [Member]                
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross         115,071      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value         $ 10.16      
Options [Member]                
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross         462,780      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value         $ 5.48      
Share-based Compensation Arrangement by Share-based Payment Award, Method of Measuring Cost of Award         Black-Scholes      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights         ratably      
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period         10 years      
Minimum [Member] | Restricted Stock Units RSU [Member]                
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         1 year      
Minimum [Member] | Performance Shares [Member]                
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         3 years      
Minimum [Member] | Options [Member]                
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         1 year      
Maximum [Member] | Restricted Stock Units RSU [Member]                
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         3 years      
Maximum [Member] | Performance Shares [Member]                
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         3 years      
Maximum [Member] | Options [Member]                
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period         5 years