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Stockholders' Equity Stock-Based Compensation Narrative (Details) (USD $)
12 Months Ended
Dec. 30, 2012
Jan. 01, 2012
Rate
Jan. 02, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized 3,300,000    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized   1,000,000  
Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost $ 1,000,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 0    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 2,167,958    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   2 years  
Share-based Compensation Arrangement by Share-based Payment Award, Annual Vesting Percentage   50.00%  
Stock-based compensation 925,000 1,037,000 884,000
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized 3,600,000    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Term 2 years 7 months    
Stock Option [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross     552,000
Stock Option Conversion [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock Issued During Period, Shares, Restricted Stock Award, Gross 288,435    
Minimum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Forfeiture rate 0.00%    
Maximum [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Forfeiture rate 15.00%    
Segment, Continuing Operations [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost 500,000    
Employees [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock Issued During Period, Shares, Restricted Stock Award, Gross 510,900    
Employees [Member] | Restricted Stock [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock Issued During Period, Shares, Restricted Stock Award, Gross   360,200 11,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 4 years    
Share-based Compensation Arrangement by Share-based Payment Award, Annual Vesting Percentage 25.00%    
Director [Member] | Restricted Stock [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock Issued During Period, Shares, Restricted Stock Award, Gross 36,338 8,334 14,478
Share-based Compensation Arrangement by Share-based Payment Award, Annual Vesting Percentage 20.00%    
Director [Member] | Minimum [Member] | Restricted Stock [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 2 years    
Director [Member] | Maximum [Member] | Restricted Stock [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 5 years    
Restaurant Employee [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   3 years  
Share-based Compensation Arrangement by Share-based Payment Award, Annual Vesting Percentage     100.00%
Recognized in Period [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost 800,000    
Recognized in Period [Member] | Discontinued Operations [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost 400,000    
Recognized in Period [Member] | Segment, Continuing Operations [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost $ 400,000