Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
$ in Millions
12 Months Ended
Dec. 28, 2017
Mar. 01, 2018
Jun. 29, 2017
Document and Entity Information      
Entity Registrant Name Floor & Decor Holdings, Inc.    
Entity Central Index Key 0001507079    
Document Type 10-K    
Document Period End Date Dec. 28, 2017    
Amendment Flag false    
Current Fiscal Year End Date --12-28    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Well-known Seasoned Issuer No    
Entity Filer Category Non-accelerated Filer    
Entity Public Float     $ 765
Entity Common Stock, Shares Outstanding   95,663,245  
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2017