v3.19.1
Document and Entity Information - shares
4 Months Ended
Apr. 21, 2019
May 27, 2019
Document and Entity Information    
Entity Registrant Name RED ROBIN GOURMET BURGERS INC  
Entity Central Index Key 0001171759  
Current Fiscal Year End Date --12-29  
Entity Filer Category Accelerated Filer  
Document Type 10-Q  
Document Period End Date Apr. 21, 2019  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q1  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   12,966,146
Entity Emerging Growth Company false  
Entity Small Business false