v3.10.0.1
Document and Entity Information - USD ($)
$ in Billions
12 Months Ended
Dec. 29, 2018
Jan. 31, 2019
Jun. 30, 2018
Document And Entity Information [Abstract]      
Entity Registrant Name National Vision Holdings, Inc.    
Entity Central Index Key 0001710155    
Current Fiscal Year End Date --12-29    
Entity Filer Category Large Accelerated Filer    
Document Type 10-K    
Document Period End Date Dec. 29, 2018    
Document Fiscal Year Focus 2018    
Document Fiscal Period Focus FY    
Amendment Flag false    
Entity Common Stock, Shares Outstanding   78,208,539  
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Public Float     $ 1.3