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Summary of Significant Accounting Policies (Details)
12 Months Ended
Feb. 28, 2018
item
Jan. 02, 2018
USD ($)
Jan. 03, 2017
USD ($)
Dec. 29, 2015
Description of Business        
Number of company-owned upscale, casual, full-service dining restaurants | item 214      
Number of International locations operating under licensing agreements | item 20      
Number of bakery production facilities | item 2      
Basis of Presentation        
Length of fiscal year   P364D P371D P364D
Cash and Cash Equivalents        
Amounts receivable from credit card processors   $ 13,800,000 $ 12,200,000  
Conversion period, credit card sales   P3D P3D  
Concentration of Credit Risk        
Maximum amount of money market deposit insured by FDIC   $ 250,000    
Fair Value of Financial Instruments        
Fair value of deemed landlord financing liabilities   112,100,000    
Carrying value of deemed landlord financing liabilities   $ 113,500,000    
Buildings and land improvements | Minimum        
Property and equipment        
Useful life   25 years    
Buildings and land improvements | Maximum        
Property and equipment        
Useful life   30 years    
Leasehold improvements | Minimum        
Property and equipment        
Useful life   10 years    
Leasehold improvements | Maximum        
Property and equipment        
Useful life   30 years    
Furnishings, fixtures and equipment | Minimum        
Property and equipment        
Useful life   3 years    
Furnishings, fixtures and equipment | Maximum        
Property and equipment        
Useful life   15 years    
Computer software and equipment        
Property and equipment        
Useful life   5 years