XML 66 R1.htm IDEA: XBRL DOCUMENT v2.4.0.6
Document and Entity Information (USD $)
 12 Months Ended
Dec. 27, 2011
Feb. 15, 2012
Jun. 28, 2011
Document and Entity Information      
Entity Registrant Name Texas Roadhouse, Inc.    
Entity Central Index Key 0001289460    
Document Type 10-K    
Document Period End Date Dec. 27, 2011    
Amendment Flag false    
Current Fiscal Year End Date --12-27    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Filer Category Large Accelerated Filer    
Entity Public Float     $ 1,086,499,081
Entity Common Stock, Shares Outstanding   69,281,187  
Document Fiscal Year Focus 2011    
Document Fiscal Period Focus FY