Annual report pursuant to Section 13 and 15(d)

Acquisitions of Red Robin Franchised Restaurants (Details)

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Acquisitions of Red Robin Franchised Restaurants (Details)
$ in Thousands
Mar. 21, 2016
USD ($)
location
restaurant
franchisee
Aug. 31, 2015
USD ($)
restaurant
Dec. 25, 2016
USD ($)
restaurant
Dec. 27, 2015
USD ($)
restaurant
Dec. 28, 2014
USD ($)
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]          
Goodwill     $ 95,935 $ 81,957 $ 84,115
Acquisition of Restaurants from Franchisee          
Business Acquisition [Line Items]          
Number of restaurants acquired from franchises | restaurant 13   13    
Number of franchisees | franchisee 1        
Number of real estate locations acquired | location 5        
Purchase price, cash $ 40,000        
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]          
Property and equipment 18,762        
Intangible assets 6,540        
Deferred tax assets 3,473        
Deferred tax liabilities (2,783)        
Goodwill 13,679        
Other assets and liabilities, net 331        
Total purchase price 40,002        
Land 6,300        
Acquisition of Restaurants from Franchisee | Franchise rights          
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]          
Acquired intangible assets $ 5,600        
Acquired intangible assets, weighted average useful life 15 years        
Acquisition of Restaurants from Franchisee | Off-market favorable lease          
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]          
Acquired intangible assets $ 900        
August 2015, acquisition of franchise restaurant          
Business Acquisition [Line Items]          
Number of restaurants acquired from franchises | restaurant   1   1  
Purchase price, cash   $ 2,500