XML 15 R1.htm IDEA: XBRL DOCUMENT v3.8.0.1
Document and Entity Information - USD ($)
 12 Months Ended
Dec. 30, 2017
Feb. 15, 2018
Jul. 01, 2017
Document and Entity Information [Abstract]      
Document Type 10-K    
Document Period End Date Dec. 30, 2017    
Amendment Flag false    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2017    
Current Fiscal Year End Date --12-30    
Entity Central Index Key 0001000228    
Entity Current Reporting Status Yes    
Entity Filer Category Large Accelerated Filer    
Trading Symbol HSIC    
Entity Registrant Name HENRY SCHEIN INC    
Entity Voluntary Filers No    
Entity Well-known Seasoned Issuer Yes    
Entity Common Stock, Shares Outstanding   153,694,200  
Entity Public Float     $ 14,360,474,000