v3.10.0.1
Document and Entity Information - shares
9 Months Ended
Sep. 30, 2018
Oct. 26, 2018
Document Information [Line Items]    
Entity Registrant Name CHUY'S HOLDINGS, INC.  
Entity Central Index Key 0001524931  
Current Fiscal Year End Date --12-30  
Entity Filer Category Accelerated Filer  
Document Type 10-Q  
Document Period End Date Sep. 30, 2018  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q3  
Entity Common Stock, Shares Outstanding   16,950,379
Amendment Flag false  
Entity Emerging Growth Company false  
Entity Small Business false