v3.10.0.1
Document and Entity Information - shares
9 Months Ended
Oct. 07, 2018
Nov. 06, 2018
Document and Entity Information    
Entity Registrant Name RED ROBIN GOURMET BURGERS INC  
Entity Central Index Key 0001171759  
Current Fiscal Year End Date --12-30  
Entity Filer Category Large Accelerated Filer  
Document Type 10-Q  
Document Period End Date Oct. 07, 2018  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q3  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   12,978,127
Entity Emerging Growth Company false  
Entity Small Business false